Multiple Choice Dan Grade Anatomy Quiz

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  • 1/76 Questions

    What is the main function of the lungs?

    • Keep the heart beating
    • Exchange of gases oxygen and carbon dioxide
    • Exchange of blood
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About This Quiz

Have a go at our Anatomy quiz. An anatomy test is part of Dan gradings. Although this is a multi choice type quiz, the test done for Dan gradings is a written one. Quiz Built from Human Anatomy Quiz Sheets By Sensei Rob Green 5th Dan "thanks Sensei Rob"

Multiple Choice Dan Grade Anatomy Quiz - Quiz

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  • 2. 

    Which is the four chambered muscular organ which includes the right and left ventricles and the right and left auricle?

    • Spleen

    • Heart

    • Liver

    Correct Answer
    A. Heart
    Explanation
    The correct answer is heart. The heart is a four-chambered muscular organ that consists of the right and left ventricles and the right and left auricles. The ventricles are responsible for pumping oxygenated and deoxygenated blood to different parts of the body, while the auricles receive blood from the veins and transfer it to the ventricles. The heart plays a crucial role in the circulatory system, ensuring the proper flow of blood throughout the body.

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  • 3. 

    How many teeth makes up a full set for an adult?

    • 40

    • 32

    • 64

    Correct Answer
    A. 32
    Explanation
    An adult typically has 32 teeth, which includes 8 incisors, 4 canines, 8 premolars, and 12 molars. These teeth are important for various functions such as biting, chewing, and speaking. The number 32 is widely accepted and recognized in dentistry as the standard for a full set of teeth in an adult.

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  • 4. 

    Where are the bronchi and bronchioles?

    • In the skull

    • In the lungs

    • In the lower back

    Correct Answer
    A. In the lungs
    Explanation
    The bronchi and bronchioles are located in the lungs. These are the air passages that branch out from the trachea and extend into the lungs, allowing the flow of air in and out of the respiratory system. The bronchi are larger tubes that divide into smaller bronchioles, which further divide into even smaller airways called alveoli. This arrangement helps in the efficient exchange of oxygen and carbon dioxide between the lungs and the bloodstream.

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  • 5. 

    Name the hip bones?

    • Scapula, clavicle

    • Ulna, radius

    • Pelvis, sacrum

    Correct Answer
    A. Pelvis, sacrum
    Explanation
    The correct answer is Pelvis, sacrum. The pelvis and sacrum are both part of the human skeletal system. The pelvis is a large bone structure located at the base of the spine, consisting of the hip bones, sacrum, and coccyx. It provides support for the organs in the lower abdomen and serves as an attachment point for muscles and ligaments. The sacrum is a triangular bone located at the base of the spine, formed by the fusion of five vertebrae. It connects the spine to the pelvis and provides stability and support to the upper body.

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  • 6. 

    Where is the heart located?

    • On left side of chest between 5th & 8th ribs

    • High on right side of abdomen

    • In the back between 9 & 11th ribs touching left kidney

    Correct Answer
    A. On left side of chest between 5th & 8th ribs
    Explanation
    The heart is located on the left side of the chest between the 5th and 8th ribs. This is the correct answer because the heart is a vital organ that is situated in the thoracic cavity, specifically in the mediastinum. It is slightly tilted to the left and its apex is positioned towards the left side of the chest. The 5th to 8th ribs provide protection to the heart, and this location allows for efficient pumping of blood to the rest of the body.

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  • 7. 

    Breathing in and out is known as what?

    • Respiration

    • Inhalation

    • Expiration

    Correct Answer
    A. Respiration
    Explanation
    Breathing in and out is known as respiration. Respiration refers to the process of inhaling and exhaling, which allows oxygen to enter the body and carbon dioxide to be expelled. It is a vital process that provides the necessary oxygen for cellular respiration, where energy is produced in the form of ATP. Inhalation and expiration are specific phases of the respiration process, with inhalation being the act of breathing in and expiration being the act of breathing out. However, respiration encompasses both of these actions.

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  • 8. 

    What is the proper name for the inner ear?

    • Cochlea

    • Sartorius

    • Cerebrum

    Correct Answer
    A. Cochlea
    Explanation
    The proper name for the inner ear is the cochlea. The cochlea is a spiral-shaped structure that is responsible for converting sound vibrations into electrical signals that can be interpreted by the brain. It plays a crucial role in the sense of hearing. The other options, Sartorius and Cerebrum, are not related to the inner ear and do not have any role in hearing.

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  • 9. 

    What are the organs of respiration?

    • The kidneys

    • The lungs

    • The nose and mouth

    Correct Answer
    A. The lungs
    Explanation
    The lungs are the main organs of respiration. They are responsible for the exchange of oxygen and carbon dioxide between the air and the bloodstream. The lungs have a large surface area and are made up of tiny air sacs called alveoli, where the exchange of gases takes place. When we breathe in, oxygen enters the lungs and is transported to the cells of the body. At the same time, carbon dioxide, a waste product of cellular respiration, is removed from the body through exhalation. The kidneys, on the other hand, are responsible for filtering waste products from the blood and producing urine. The nose and mouth play a role in the process of breathing by allowing air to enter and exit the respiratory system.

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  • 10. 

    Which bones make up the lower limbs?

    • Femur, patella, innominate, tibia, fibula, tarsals, metatarsals, phalanges

    • Humerus, radius, ulna,carpals, metacarpals and phalanges

    • Frontal, occipital, ethmoid, sphenoid, temporal, parietal

    Correct Answer
    A. Femur, patella, innominate, tibia, fibula, tarsals, metatarsals, phalanges
    Explanation
    The correct answer is Femur, patella, innominate, tibia, fibula, tarsals, metatarsals, phalanges. These bones are all part of the lower limbs. The femur is the thigh bone, the patella is the kneecap, the innominate is the hip bone, the tibia and fibula are the bones of the lower leg, the tarsals are the bones of the ankle, the metatarsals are the bones of the foot, and the phalanges are the bones of the toes.

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  • 11. 

    Which is the largest Organ in the human body?

    • The Skin

    • The Heart

    • The Liver

    Correct Answer
    A. The Skin
    Explanation
    The skin is the largest organ in the human body. It covers the entire body and acts as a protective barrier against external elements. It helps regulate body temperature, prevents dehydration, and serves as a sensory organ by detecting touch, pressure, and pain. The skin also plays a crucial role in the immune system and helps eliminate waste products through sweat. Therefore, the skin is the correct answer as it is the largest organ in the human body.

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  • 12. 

    The smallest bones in the body are the Malleus (hammer), Incus (anvil) and Stapes (stirrup). Where are they located, and what is the collective name for them?

    • In the nose, Inferior Turbinate

    • Under the tongue, Hyoid

    • In the ear, Ossicles

    Correct Answer
    A. In the ear, Ossicles
    Explanation
    The correct answer is "In the ear, Ossicles." The malleus, incus, and stapes are located in the middle ear. They are collectively known as ossicles, which are the smallest bones in the body.

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  • 13. 

    What two organs form the central nervous system?

    • Cerebellum and medulla oblongata

    • Brain and spinal cord

    • Brain and cranial nerves

    Correct Answer
    A. Brain and spinal cord
    Explanation
    The central nervous system consists of the brain and the spinal cord. These two organs work together to control and coordinate the activities of the body. The brain is responsible for processing information, making decisions, and sending signals to different parts of the body. The spinal cord acts as a pathway for these signals to travel between the brain and the rest of the body. Together, the brain and spinal cord play a crucial role in regulating bodily functions and responding to external stimuli.

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  • 14. 

    Where are the Tarsals?

    • In the foot

    • In the hand

    • In the chest

    Correct Answer
    A. In the foot
    Explanation
    The Tarsals are a group of seven small bones located in the foot. They are situated between the tibia and fibula of the lower leg and the metatarsals of the midfoot. These bones play a crucial role in providing stability and support to the foot, allowing for proper movement and weight-bearing. Therefore, the correct answer is "In the foot."

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  • 15. 

    How many ribs does an adult human have?

    • 10 pairs

    • 16 pairs

    • 12 pairs

    Correct Answer
    A. 12 pairs
    Explanation
    An adult human has 12 pairs of ribs. Each pair consists of two ribs, one on each side of the body. The ribs are long, curved bones that form the ribcage, providing protection to the vital organs in the chest cavity, such as the heart and lungs.

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  • 16. 

    How many parts is the brain divided into?

    • 2: Cerebrum & Spinal Chord

    • 3: Cerebrum, cerebellum, pons varioli

    • 5: Cerebellum, cerebrum, midbrain, medulla oblongata, pons varioli

    Correct Answer
    A. 5: Cerebellum, cerebrum, midbrain, medulla oblongata, pons varioli
    Explanation
    The brain is divided into five parts: the cerebellum, cerebrum, midbrain, medulla oblongata, and pons varioli. Each of these parts has different functions and plays a crucial role in the overall functioning of the brain. The cerebellum is responsible for motor coordination and balance, the cerebrum is involved in higher cognitive functions such as thinking and problem-solving, the midbrain helps with sensory and motor functions, the medulla oblongata controls vital functions such as breathing and heart rate, and the pons varioli is involved in sleep and arousal.

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  • 17. 

    In the ear, what is the vibrating membrane which detects sound?

    • Vestibular Nerve

    • Eardrum

    • Outer Ear

    Correct Answer
    A. Eardrum
    Explanation
    The eardrum, also known as the tympanic membrane, is a thin, delicate membrane located in the middle ear. It plays a crucial role in the process of hearing by vibrating in response to sound waves. These vibrations are then transmitted to the inner ear, where they are converted into electrical signals that can be interpreted by the brain.

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  • 18. 

    Where is the sacrum located?

    • Wrist

    • Neck

    • Lower back

    Correct Answer
    A. Lower back
    Explanation
    The sacrum is located in the lower back. It is a large, triangular bone that forms the base of the spine and connects to the pelvis. It consists of five fused vertebrae and provides support for the upper body, transferring weight from the spine to the pelvis and lower limbs.

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  • 19. 

    What bones form the upper limbs?

    • Cervical, thoracis, lumbar, sacral and coccygeal

    • Cuboid, calcaneum, innominate bone, talus and cuneforms

    • Humerus, radius, ulna,carpals, metacarpals and phalanges

    Correct Answer
    A. Humerus, radius, ulna,carpals, metacarpals and phalanges
    Explanation
    The correct answer is humerus, radius, ulna, carpals, metacarpals, and phalanges. These bones form the upper limbs of the human body. The humerus is the bone in the upper arm, while the radius and ulna are the bones in the forearm. The carpals are the bones in the wrist, and the metacarpals and phalanges are the bones in the hand and fingers.

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  • 20. 

    The correct path for air entering the body is ?

    • Mouth / nose, throat, gullet, lungs

    • Mouth /nose, pharynx, oesophagus, bronchus, lungs

    • Mouth/ nose, larynx, trachea, bronchi, bronchioles, alveoli

    Correct Answer
    A. Mouth/ nose, larynx, trachea, bronchi, bronchioles, alveoli
    Explanation
    The correct path for air entering the body is through the mouth or nose, then it passes through the larynx, trachea, bronchi, bronchioles, and finally reaches the alveoli in the lungs.

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  • 21. 

    What is the main function of the human skin?

    • Monitor levels of water, acids, salts and proteins

    • Acts as purifying plant

    • Temperature regulator

    Correct Answer
    A. Temperature regulator
    Explanation
    The main function of the human skin is to regulate body temperature. It does this through the process of sweating, which helps to cool down the body when it becomes too hot. The skin also plays a role in insulation, helping to keep the body warm in colder temperatures. Additionally, the skin acts as a protective barrier, preventing harmful substances from entering the body and keeping essential fluids from escaping.

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  • 22. 

    What is the largest muscle in the body?

    • Brachialis

    • Gluteus maximus

    • Sartorius

    Correct Answer
    A. Gluteus maximus
    Explanation
    The gluteus maximus is the largest muscle in the body. It is located in the buttocks and is responsible for hip extension and external rotation. This muscle is important for activities such as walking, running, and climbing stairs. It is also involved in maintaining posture and stability of the pelvis and lower back. Due to its size and function, the gluteus maximus is considered the largest and most powerful muscle in the body.

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  • 23. 

    Where will you find the metatarsals?

    • In the foot

    • In the skull

    • In the hand

    Correct Answer
    A. In the foot
    Explanation
    The metatarsals are a group of bones located in the foot. They are long bones that connect the ankle to the toes and form the arch of the foot. These bones provide support and stability to the foot while walking, running, and standing. They are essential for weight-bearing and help to distribute the body's weight evenly across the foot. The metatarsals also play a crucial role in balance and propulsion during movement. Therefore, it is correct to say that the metatarsals are found in the foot.

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  • 24. 

    Where are the atlas and axis?

    • In the neck

    • In the ankle

    • In the face

    Correct Answer
    A. In the neck
    Explanation
    The atlas and axis are located in the neck. These are the first two vertebrae in the spine that allow for the movement of the head and neck. They are responsible for supporting the weight of the head and facilitating various movements such as nodding, shaking, and rotating the head. Therefore, the correct answer is in the neck.

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  • 25. 

    Where is the organ of Corti, and what is its function?

    • In the lungs, allow exchange of oxygen and carbon dioxide

    • In the Ear, sends sound impulses to the cerebellum

    • In the cerebrum (Brain), location of sense of smell

    Correct Answer
    A. In the Ear, sends sound impulses to the cerebellum
    Explanation
    The organ of Corti is located in the ear and its function is to send sound impulses to the cerebellum. The organ of Corti is a specialized structure within the cochlea of the inner ear. It contains hair cells that are responsible for converting sound vibrations into electrical signals that can be interpreted by the brain. These electrical signals are then transmitted to the cerebellum, which is responsible for coordinating movement and balance. Therefore, the correct answer is that the organ of Corti is located in the ear and sends sound impulses to the cerebellum.

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  • 26. 

    How does blood leave the heart?

    • Through the aorta, and left & right pulmonary arteries

    • Through the superior and inferior vena cava and 4 pulmonary veins

    • Through the carotid artery and jugular vein

    Correct Answer
    A. Through the aorta, and left & right pulmonary arteries
    Explanation
    Blood leaves the heart through the aorta, which is the largest artery in the body. The aorta carries oxygenated blood from the left ventricle of the heart to the rest of the body. Additionally, blood leaves the heart through the left and right pulmonary arteries, which carry deoxygenated blood from the right ventricle of the heart to the lungs for oxygenation.

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  • 27. 

    Where is the pons variolis?

    • In the chest

    • In the brain

    • In the ankle

    Correct Answer
    A. In the brain
    Explanation
    The pons variolis is located in the brain. It is a small, rounded structure that is part of the brainstem. The pons variolis plays a crucial role in transmitting signals between different parts of the brain and spinal cord. It also helps regulate important functions such as breathing, sleeping, and bladder control.

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  • 28. 

     How many bones make up the skull?  

    • 22 - 8 cranial and 14 facial

    • 40 - 20 cranial, 16 facial and 4 mandible

    • 15 - 1 cranial, 13 facial and 1 maxillae

    Correct Answer
    A. 22 - 8 cranial and 14 facial
    Explanation
    The skull is made up of 22 bones, with 8 of them being cranial bones and 14 of them being facial bones.

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  • 29. 

    What is the difference between the heartbeats of a normal adult and children and the elderly?

    • The heart beats at the same rate in children & the elderly

    • The heart beats slower in children & the elderly

    • The heart beats faster in children & the elderly

    Correct Answer
    A. The heart beats faster in children & the elderly
    Explanation
    The correct answer is that the heart beats faster in children and the elderly. This is because both children and the elderly have a higher metabolic rate compared to normal adults. As a result, their hearts need to pump blood at a faster rate to meet the increased demand for oxygen and nutrients in their bodies.

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  • 30. 

    The ankle is made up of which of the following bones?

    • Capitate, hamate, lunate, scaphoid, pisiform, trapezium, triquetral, and trapezoid

    • Atlas, axis, cervical, thoracic, lumbar, sacrum and coccyx

    • Talus, acicular navicular, calcareous calcaneum, 3 cuneiforms and the cuboid

    Correct Answer
    A. Talus, acicular navicular, calcareous calcaneum, 3 cuneiforms and the cuboid
    Explanation
    The correct answer is Talus, acicular navicular, calcareous calcaneum, 3 cuneiforms, and the cuboid. These are the bones that make up the ankle joint. The talus is the bone that connects the leg to the foot, the acicular navicular is a small bone on the inside of the foot, the calcaneus is the heel bone, the cuneiforms are three small bones in the front of the foot, and the cuboid is a bone on the outer side of the foot. Together, these bones provide stability and support to the ankle joint.

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  • 31. 

    Where would you find the organ of Corti?

    • In the ear

    • In the brain

    • In the heart

    Correct Answer
    A. In the ear
    Explanation
    The organ of Corti is found in the ear. It is a structure located in the cochlea, which is part of the inner ear. The organ of Corti is responsible for converting sound vibrations into electrical signals that can be interpreted by the brain. It contains specialized hair cells that detect different frequencies of sound and transmit them to the auditory nerve. Therefore, the correct answer is "In the ear."

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  • 32. 

    Which organ is responsible for eliminating toxins and monitoring the levels of water, acids, salts and protein in the body?

    • The liver

    • The kidneys

    • The spleen

    Correct Answer
    A. The kidneys
    Explanation
    The kidneys are responsible for eliminating toxins and monitoring the levels of water, acids, salts, and protein in the body. They filter waste products from the blood and produce urine to remove these toxins from the body. Additionally, the kidneys help regulate the body's fluid balance by adjusting the amount of water reabsorbed or excreted. They also play a role in maintaining the body's electrolyte balance by regulating the levels of acids, salts, and proteins. The liver, on the other hand, primarily metabolizes toxins and produces bile for digestion. The spleen is involved in immune function and blood filtration.

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  • 33. 

    Select the bones of the wrist ?

    • Capitate, hamate, lunate, scaphoid, pisiform, trapezium, triquetral, and trapezoid

    • Atlas, axis, cervical, thoracic, lumbar, sacrum and coccyx

    • Talus, navicular, calcaneum, 3 cuneiforms and cuboid

    Correct Answer
    A. Capitate, hamate, lunate, scaphoid, pisiform, trapezium, triquetral, and trapezoid
    Explanation
    The bones listed in the answer options are all bones of the wrist. The wrist is made up of eight carpal bones, which include the capitate, hamate, lunate, scaphoid, pisiform, trapezium, triquetral, and trapezoid. These bones are located between the forearm bones (radius and ulna) and the bones of the hand (metacarpals). They form the structure of the wrist joint and allow for its movement and flexibility.

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  • 34. 

    How many thoracic vertebrae are there in the body?

    • 16

    • 8

    • 12

    Correct Answer
    A. 12
    Explanation
    There are 12 thoracic vertebrae in the body. The thoracic vertebrae are located in the middle region of the spine and are responsible for providing structural support and protecting the organs in the chest area. Each thoracic vertebra connects to a pair of ribs, forming the rib cage.

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  • 35. 

    Which nerve transfers sound from the ear (the Organ of Corti) to the cerebrum?

    • The vestibular nerve

    • The sciatic nerve

    • The cochleal nerve

    Correct Answer
    A. The cochleal nerve
    Explanation
    The cochleal nerve is responsible for transferring sound from the ear (specifically the Organ of Corti) to the cerebrum. This nerve is a branch of the vestibulocochlear nerve (also known as the auditory nerve) and plays a crucial role in the auditory pathway. It carries electrical signals generated by the hair cells in the cochlea to the brain, allowing us to perceive and interpret sound.

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  • 36. 

    What controls balance and equilibrium?

    • Movement of the eyes transferred to the brain via the optical nerve

    • Movement of fluid in the ear, transferred to the cerebellum via the vestibular nerve

    • The Organ of Corti transferred to the cerebrum via the cochleal nerve

    Correct Answer
    A. Movement of fluid in the ear, transferred to the cerebellum via the vestibular nerve
    Explanation
    The correct answer is movement of fluid in the ear, transferred to the cerebellum via the vestibular nerve. The vestibular system in the inner ear is responsible for detecting changes in head position and movement, which helps maintain balance and equilibrium. The movement of fluid in the semicircular canals of the inner ear stimulates hair cells that send signals to the brain via the vestibular nerve. The cerebellum then processes these signals and coordinates the appropriate motor responses to maintain balance.

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  • 37. 

    The sternum consists of 3 parts they are?

    • Mandible, maxilla and Lacrimal

    • Ilium, ischium and pubis

    • Manubrium, gladiolus and xiphoid process

    Correct Answer
    A. Manubrium, gladiolus and xiphoid process
    Explanation
    The sternum, also known as the breastbone, is a flat bone located in the middle of the chest. It consists of three parts: the manubrium, gladiolus, and xiphoid process. The manubrium is the uppermost part of the sternum, shaped like a handle. The gladiolus is the middle part, resembling a sword. The xiphoid process is the smallest and lowest part, shaped like a sword or dagger. These three parts together form the sternum, providing protection to the underlying organs such as the heart and lungs.

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  • 38. 

    How does blood enter the heart?

    • Through the carotid artery and jugular vein

    • Through the superior and inferior vena cava and 4 pulmonary veins

    • Through the aorta, and left & right pulmonary arteries

    Correct Answer
    A. Through the superior and inferior vena cava and 4 pulmonary veins
    Explanation
    Blood enters the heart through the superior and inferior vena cava and 4 pulmonary veins. The superior vena cava carries deoxygenated blood from the upper body to the right atrium of the heart, while the inferior vena cava carries deoxygenated blood from the lower body to the right atrium. The 4 pulmonary veins carry oxygenated blood from the lungs to the left atrium of the heart.

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  • 39. 

    Name the most prominent nerve plexuses:

    • Cervical, brachial and lumbo-sacral

    • Median, peroneal and intercostal

    • Radial, femoral and pudendal

    Correct Answer
    A. Cervical, brachial and lumbo-sacral
    Explanation
    The most prominent nerve plexuses in the body are the cervical, brachial, and lumbo-sacral plexuses. These plexuses are formed by the branching and merging of nerves from the spinal cord, and they supply motor and sensory innervation to various parts of the body. The cervical plexus supplies the neck and upper shoulder region, the brachial plexus supplies the upper limb, and the lumbo-sacral plexus supplies the lower back, pelvis, and lower limb. These nerve plexuses play a crucial role in coordinating movement and transmitting sensory information throughout the body.

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  • 40. 

    How many bones, in total, are there in the head (skull and face)?

    • 14

    • 22

    • 18

    Correct Answer
    A. 22
    Explanation
    The correct answer is 22 because the head consists of the skull and face, which together contain 22 bones.

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  • 41. 

    What is the average weight of the liver?

    • 3 to 4 kgs (6 to 9 lbs)

    • 1.4 - 1.8 kgs (3 - 4 lbs)

    • 4.8 kgs (9 lbs)

    Correct Answer
    A. 1.4 - 1.8 kgs (3 - 4 lbs)
    Explanation
    The average weight of the liver is generally between 1.4 to 1.8 kgs (3 to 4 lbs).

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  • 42. 

    Where are the kidneys located?

    • High in the back behind the 12th Ribs

    • On the left side between the 9th and 11th rib

    • High on the right side of the abdomen

    Correct Answer
    A. High in the back behind the 12th Ribs
    Explanation
    The kidneys are located high in the back behind the 12th ribs. This is the correct answer because the kidneys are positioned in the upper abdominal area, towards the back, and are protected by the ribcage. They are not located on the left side between the 9th and 11th rib, nor are they high on the right side of the abdomen.

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  • 43. 

    Which organ deals with the destruction of worn out blood corpuscles, manufactures lymphocytes and holds a reserve supply of blood?

    • The liver

    • The gall bladder

    • The spleen

    Correct Answer
    A. The spleen
    Explanation
    The spleen is responsible for the destruction of worn out blood corpuscles, manufacturing lymphocytes, and storing a reserve supply of blood. It acts as a filter for the blood, removing old or damaged red blood cells and recycling their components. Additionally, the spleen produces lymphocytes, which are important for the immune system. It also serves as a reservoir for blood, releasing stored red blood cells when needed, such as during times of physical exertion or injury.

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  • 44. 

    Which is the second largest organ in the body?

    • The spleen

    • The liver

    • The Heart

    Correct Answer
    A. The liver
    Explanation
    The liver is the second largest organ in the body, after the skin. It is located in the upper right side of the abdomen and plays a crucial role in various bodily functions. The liver is responsible for detoxifying harmful substances, producing bile to aid in digestion, storing vitamins and minerals, and metabolizing nutrients. It also helps regulate blood sugar levels and produces blood-clotting proteins. Due to its size and numerous functions, the liver is considered the second largest organ in the body.

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  • 45. 

    Where is the liver located?

    • High on right side of abdomen

    • In the back between 9 & 11th ribs touching left kidney

    • On left side of chest between 5th & 8th ribs

    Correct Answer
    A. High on right side of abdomen
    Explanation
    The liver is located high on the right side of the abdomen. This is the correct answer because the liver is the largest organ in the abdomen and is positioned just below the diaphragm. It is primarily located on the right side, although a small portion extends to the left side of the abdomen.

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  • 46. 

    Which organ is acts as a purifying plant, and is responsible for building up compounds to send around the body, particularly glucose for the function of the brain?

    • The liver

    • The heart

    • The Kidneys

    Correct Answer
    A. The liver
    Explanation
    The liver acts as a purifying plant by detoxifying harmful substances in the body. It also plays a crucial role in metabolism by building up compounds, such as glucose, and sending them around the body. Glucose is especially important for the brain as it is its main source of energy. Therefore, the liver is responsible for both purifying and providing essential compounds for the proper functioning of the body, particularly the brain.

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  • 47. 

    What is the weight of the average adult brain?

    • 340 gms (7 oz)

    • 1.4 kgs (3 lbs)

    • 3 kgs (6.5 lbs)

    Correct Answer
    A. 1.4 kgs (3 lbs)
    Explanation
    The average weight of the adult brain is 1.4 kgs (3 lbs). This is a commonly accepted and researched measurement. The brain is a vital organ and is responsible for various functions in the body, including cognition, sensory perception, and motor control. It is a complex organ composed of different regions and structures, and its weight can vary slightly among individuals. However, the average weight of 1.4 kgs (3 lbs) is a widely recognized estimate.

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  • 48. 

     After passing through the kidneys, how long does it take for blood to go around the body and return?

    • 1 hour

    • 5 minutes

    • 15 minutes

    Correct Answer
    A. 5 minutes
    Explanation
    After passing through the kidneys, blood is pumped by the heart to circulate throughout the body. This process, known as the cardiac cycle, takes approximately 5 minutes. During this time, the blood travels through the arteries, capillaries, and veins, delivering oxygen and nutrients to the body's tissues and organs, and removing waste products. The blood then returns to the heart to be pumped again, completing the circulation process.

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  • 49. 

    How many muscles are there in the human body?

    • Over 900

    • Over 600

    • Over 300

    Correct Answer
    A. Over 600
    Explanation
    There are over 600 muscles in the human body. Muscles are responsible for movement and play a vital role in the functioning of the body. They enable us to walk, run, lift objects, and perform various other activities. With such a large number of muscles, the human body is able to carry out complex movements and tasks efficiently.

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Quiz Review Timeline (Updated): Mar 21, 2023 +

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  • Current Version
  • Mar 21, 2023
    Quiz Edited by
    ProProfs Editorial Team
  • Oct 30, 2009
    Quiz Created by
    Mhunnable

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