Anatomy & Physiology Full Semester Quiz

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| By Tanja Donelson
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Tanja Donelson
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Quizzes Created: 15 | Total Attempts: 16,331
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  • 1/147 Questions

    The chest is located in which body region?

    • Zygomatic
    • Thoracic
    • Pedal
    • Olecranal
    • Nasal
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About This Quiz

Test your knowledge of anatomy and physiology with this "Anatomy & physiology full semester quiz." Anatomy and Physiology is a dynamic textbook which is for the two-semester human anatomy as well as physiology course for life science and also for allied health majors. The quiz has so many questions that will test you as well, as you get a platform See morewhere you can learn more about it in a fun manner. Give your best shot and score high. All the best!

Anatomy & Physiology Full Semester Quiz - Quiz

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  • 2. 

    The skin (or body surface) is found in which body region?

    • Carpal

    • Crural

    • Cutaneous

    • Femoral

    • Pubic

    Correct Answer
    A. Cutaneous
    Explanation
    The correct answer is "Cutaneous." The term "cutaneous" refers to the skin or body surface. It is the outermost layer of the body that acts as a protective barrier against the external environment. The skin is present throughout the entire body, covering all regions and providing various functions such as temperature regulation, sensation, and protection against pathogens.

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  • 3. 

    The skin (or body surface) is found in which body region?

    • Carpal

    • Crural

    • Cutaneous

    • Femoral

    • Pubic

    Correct Answer
    A. Cutaneous
    Explanation
    Cutaneous refers to the skin or body surface. Therefore, the correct answer is Cutaneous because it is the body region where the skin is found.

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  • 4. 

    The chest is located in which body region?

    • Zygomatic

    • Thoracic

    • Pedal

    • Olecranal

    • Nasal

    Correct Answer
    A. Thoracic
    Explanation
    The correct answer is Thoracic because the chest is located in the thoracic region of the body. The thoracic region includes the chest cavity, which houses important organs such as the heart and lungs. It is located between the neck and the abdomen.

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  • 5. 

    What is the body region found on the inside of your cheek?

    • Buccal

    • Femoral

    • Pubic

    • Orbital

    • Mammary

    Correct Answer
    A. Buccal
    Explanation
    The body region found on the inside of your cheek is called the buccal region.

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  • 6. 

    The front of your knee is found in which body region?

    • Palmar

    • Patellar

    • Pedal

    • Pelvic

    • Tarsal

    Correct Answer
    A. Patellar
    Explanation
    The front of the knee is referred to as the patellar region. The patella, also known as the kneecap, is a small bone located in the front of the knee joint. It helps protect the knee joint and provides leverage for the muscles involved in knee movement. Therefore, the correct answer is "Patellar."

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  • 7. 

    The body region frontal is which area?

    • Nose

    • Forehead

    • Cheek

    • Neck

    • Palm of hand

    Correct Answer
    A. Forehead
    Explanation
    The body region frontal refers to the forehead. It is the area located above the eyes and below the hairline.

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  • 8. 

    The patella is a good example of a special type of short bone called ...

    • Squamosal

    • Sesamoid

    • Spongy

    • Irregular

    • Mesenchymal

    Correct Answer
    A. Sesamoid
    Explanation
    The patella, also known as the kneecap, is a good example of a sesamoid bone. Sesamoid bones are small, round bones that are embedded within tendons, and their function is to protect the tendon and enhance its mechanical advantage. The patella is located within the patellar tendon and acts as a fulcrum, increasing the leverage and efficiency of the quadriceps muscle during knee extension.

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  • 9. 

    Water makes up about 60 - 80 % of the human body weight.

    • True

    • False

    Correct Answer
    A. True
    Explanation
    Water is an essential component of the human body. It plays a vital role in various bodily functions such as digestion, circulation, temperature regulation, and waste removal. The human body is composed of cells, tissues, and organs, and water is present in all of them. It helps in maintaining the balance of body fluids, transporting nutrients and oxygen, and lubricating joints. It is estimated that water makes up about 60-80% of the human body weight, making the statement true.

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  • 10. 

    What is the body region found on the inside of your cheek?

    • Buccal

    • Femoral

    • Pubic

    • Orbital

    • Mammary

    Correct Answer
    A. Buccal
    Explanation
    The body region found on the inside of your cheek is called the buccal region.

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  • 11. 

    Which one of the following is muscles is named for its shape?

    • Gastrocnemius

    • Deltoid

    • Tibialis anterior

    • Intercostals

    • The tribalious ant-eater.

    Correct Answer
    A. Deltoid
    Explanation
    The deltoid muscle is named for its shape, which resembles the Greek letter delta (∆). It is a large, triangular muscle located on the shoulder and upper arm. Its shape allows it to provide stability and movement to the shoulder joint, enabling actions such as lifting the arm and rotating it.

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  • 12. 

    An autoimmune disease is on that.............

    • Is caused by a virus

    • Is caused by a bacteria

    • Causes the body's immune system to attack its own cells

    • Causes HIV

    Correct Answer
    A. Causes the body's immune system to attack its own cells
    Explanation
    An autoimmune disease is a condition in which the body's immune system mistakenly attacks its own cells. This means that instead of protecting the body from harmful invaders like viruses or bacteria, the immune system targets healthy cells and tissues. This can lead to inflammation, damage, and dysfunction in various organs and systems of the body. Unlike diseases caused by viruses or bacteria, autoimmune diseases are characterized by an abnormal immune response against self-antigens.

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  • 13. 

    The patella is a good example of a special type of short bone called...

    • Squamosal

    • Sesamoid

    • Spongy

    • Irregular

    • Mesenchymal

    Correct Answer
    A. Sesamoid
    Explanation
    The patella, also known as the kneecap, is a good example of a special type of short bone called a sesamoid. Sesamoid bones are small, round bones that are embedded within tendons, and their purpose is to protect the tendon and enhance its mechanical function. The patella acts as a fulcrum, increasing the leverage of the quadriceps muscles during knee extension. Therefore, the patella being a sesamoid bone is a correct statement.

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  • 14. 

    Which one of the following muscles is named for its shape?

    • Gastrocnemius

    • Deltoid

    • Tibialis anterior

    • Intercostals

    • The tribalious ant-eater.

    Correct Answer
    A. Deltoid
    Explanation
    The deltoid muscle is named for its shape, which resembles the Greek letter delta (∆). It is a triangular muscle located in the shoulder region and is responsible for the abduction and flexion of the arm. The other options mentioned are not named for their shape but rather for their location or function.

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  • 15. 

    The arrector pili muscle will stand up the hair on the skin when the skin is cold.

    • True

    • False

    Correct Answer
    A. True
    Explanation
    The arrector pili muscle is responsible for causing the hair on the skin to stand up when the skin is cold. This muscle is attached to the base of each hair follicle and contracts in response to cold temperatures or other stimuli, causing the hair to become erect. This response is commonly known as "goosebumps" and is a physiological reaction that helps to trap a layer of air near the skin, providing insulation to keep the body warm. Therefore, the statement that the arrector pili muscle will stand up the hair on the skin when the skin is cold is true.

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  • 16. 

    The function of nervous tissue is to

    • Insulate

    • Connect muscle to bone

    • Cushion

    • Conduct electrical impulses

    Correct Answer
    A. Conduct electrical impulses
    Explanation
    Nervous tissue is responsible for transmitting electrical impulses throughout the body. It consists of specialized cells called neurons that can generate and transmit electrical signals, allowing for communication between different parts of the body and coordinating various bodily functions. This function of conducting electrical impulses is essential for processes such as sensory perception, motor control, and information processing in the nervous system.

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  • 17. 

    The human body is categorized in structural organization.  Which of the following order is correct?

    • Chemicals, tissues, cells, organs, systems, organisms

    • Organisms,systems,cells,chemicals, organs, tissues

    • Chemicals, cells, tissues, organs, systems, organisms

    • Chemicals, cells, organs, tissues, systems, organisms

    Correct Answer
    A. Chemicals, cells, tissues, organs, systems, organisms
    Explanation
    The correct order of structural organization in the human body is from smallest to largest. Chemicals are the basic building blocks of cells, which are the basic units of life. Cells then combine to form tissues, which work together to form organs. Organs work together in systems, and all of these systems together make up an organism. Therefore, the correct order is chemicals, cells, tissues, organs, systems, organisms.

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  • 18. 

    Which type of gland is most likely to produce sebum, an oily secretion that helps keep skin and hair from becoming dry and brittle?

    • Sebaceous gland

    • Merocine gland

    • Apocrine gland

    • Salivary gland

    • Mammary gland

    Correct Answer
    A. Sebaceous gland
    Explanation
    The sebaceous gland is most likely to produce sebum, an oily secretion that helps keep skin and hair from becoming dry and brittle. Sebaceous glands are found all over the body, except for the palms of the hands and soles of the feet. They are most abundant on the face, scalp, and upper back. Sebum is produced by the sebaceous glands and helps to lubricate the skin and hair, keeping them moisturized and preventing them from drying out.

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  • 19. 

    The function of nervous tissue is to

    • Insulate

    • Connect muscle to bone

    • Cushion

    • Conduct electrical impulses

    Correct Answer
    A. Conduct electrical impulses
    Explanation
    Nervous tissue is responsible for transmitting electrical impulses throughout the body. It is made up of specialized cells called neurons that can generate and transmit electrical signals, allowing for communication between different parts of the body. These electrical impulses carry information and instructions from the brain to various organs and muscles, enabling them to function properly. Therefore, the correct answer is "conduct electrical impulses."

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  • 20. 

    Which of the following statements is true regarding the total number of skeletal muscles in the human body?

    • There are approximately the same number of muscles as bones: 206.

    • There are approximately 350 muscles in the body.

    • There are over 600 muscles in the body.

    • If one considers the very tiny, insignificant muscles, there are over 1000 muscles in the body.

    Correct Answer
    A. There are over 600 muscles in the body.
    Explanation
    The correct answer is that there are over 600 muscles in the body. This is true because the human body has a complex muscular system consisting of hundreds of muscles that work together to facilitate movement, maintain posture, and perform various functions. While the exact number of muscles may vary depending on individual anatomy, it is generally accepted that there are well over 600 muscles in the human body.

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  • 21. 

    The anatomical term which best describes a structure toward the head is

    • Superficial.

    • Deep.

    • Inferior.

    • Superior.

    Correct Answer
    A. Superior.
    Explanation
    The term "superior" in anatomy refers to a structure that is located towards the head or upper part of the body. In this context, it means that the structure being described is positioned above or higher than other structures. This is the most appropriate term to use when describing a structure in relation to its position towards the head.

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  • 22. 

    These vertebra connect with the head.

    • Cervical

    • Lumbar

    • Lamboidal

    • Thorasic

    Correct Answer
    A. Cervical
    Explanation
    The correct answer is "Cervical" because the cervical vertebrae are the uppermost vertebrae in the spine and they connect with the head. They provide support and flexibility to the neck and allow for movement of the head.

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  • 23. 

    Which of the following statements is true regarding the total number of skeletal muscles in the human body?

    • There are approximately the same number of muscles as bones: 206.

    • There are approximately 350 muscles in the body.

    • There are over 600 muscles in the body.

    • If one considers the very tiny, insignificant muscles, there are over 1000 muscles in the body.

    Correct Answer
    A. There are over 600 muscles in the body.
    Explanation
    The correct answer is that there are over 600 muscles in the body. This is true because the human body has more than 600 skeletal muscles that are responsible for various functions such as movement, stability, and posture. These muscles are attached to bones and work together to allow us to perform different actions.

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  • 24. 

    A nursing infant develops a powerful sucking muscle that adults also use for whistling called the ________.

    • Platysma

    • Masseter

    • Zygomaticus

    • Buccinator

    Correct Answer
    A. Buccinator
    Explanation
    The buccinator muscle is responsible for the sucking motion in nursing infants and is also used by adults for whistling. This muscle is located in the cheeks and helps to compress the cheeks against the teeth and gums, allowing for the sucking action. The other muscles listed, such as the platysma, masseter, and zygomaticus, are not directly involved in the sucking motion and do not play a role in whistling.

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  • 25. 

    Terms that refer to the backside of the body include

    • Ventral: Dorsal

    • Ventral: Proximal

    • Distal:Superficial

    • Dorsal:Posterior

    Correct Answer
    A. Dorsal:Posterior
    Explanation
    The terms "dorsal" and "posterior" both refer to the backside of the body. "Dorsal" specifically refers to the upper side or back of an organism, while "posterior" refers to the back end or tail end of an organism. Therefore, the correct answer is Dorsal:Posterior.

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  • 26. 

    The body region "brachial" is making reference to which area of the body?

    • Armpit

    • Great Toe

    • Forehead

    • Upper Arm

    • Cheek

    Correct Answer
    A. Upper Arm
    Explanation
    The term "brachial" refers to the upper arm region of the body. It is commonly used to describe various structures and functions related to the upper arm, such as the brachial artery and brachial plexus. This term is derived from the Latin word "brachium," which means arm. Therefore, the correct answer is Upper Arm.

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  • 27. 

    The calf muscle on the back of the leg is called

    • Sartorius

    • Gastrocnemius

    • Biceps femoris

    • Soleus

    Correct Answer
    A. Gastrocnemius
    Explanation
    The correct answer is Gastrocnemius. The calf muscle on the back of the leg is known as the gastrocnemius. It is a large muscle that forms the bulk of the calf and is responsible for flexing the foot and pointing the toes. The other options listed, such as Sartorius, Biceps femoris, and Soleus, are muscles in different parts of the leg and not specifically related to the calf.

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  • 28. 

    The kidneys and ureters are organs of the ---- system

    • Resperatory

    • Urinary

    • Digestive

    • Lymphatic

    • Endocrine

    Correct Answer
    A. Urinary
    Explanation
    The kidneys and ureters are organs of the urinary system. The urinary system is responsible for filtering waste products from the blood and producing urine. The kidneys filter the blood, remove waste products, and produce urine, which then flows through the ureters to the bladder for storage and eventual elimination. Therefore, the correct answer is urinary.

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  • 29. 

    Which of the following are not included in the axial part of the body?

    • The neck

    • The trunk

    • The upper limbs

    • The head

    Correct Answer
    A. The upper limbs
    Explanation
    The upper limbs are not included in the axial part of the body. The axial part refers to the central axis or core of the body, which includes the head, neck, and trunk. The upper limbs, which consist of the arms and hands, are considered part of the appendicular skeleton.

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  • 30. 

    Which one of the following is not a function of the muscular system?

    • Holds bones together

    • Body heat

    • Body movement

    • Body posture

    Correct Answer
    A. Holds bones together
    Explanation
    The muscular system is responsible for various functions in the body, such as body movement, body posture, and generating body heat. However, holding bones together is not a function of the muscular system. This function is performed by the skeletal system, specifically the ligaments and tendons that connect bones and hold them in place.

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  • 31. 

    Which of the following are not included in the axial part of the body?

    • The neck

    • The trunk

    • The upper limbs

    • The head

    Correct Answer
    A. The upper limbs
    Explanation
    The upper limbs are not included in the axial part of the body because they are part of the appendicular skeleton. The axial part of the body consists of the head, neck, and trunk, which includes the spine, ribs, and pelvis. The upper limbs, including the arms and hands, are attached to the trunk through the shoulder girdle and are considered part of the appendicular skeleton, which is responsible for movement and manipulation.

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  • 32. 

    A nursing infant develops a powerful sucking muscle that adults also use for whistling called the ________.

    • Platysma

    • Masseter

    • Zygomaticus

    • Buccinator

    Correct Answer
    A. Buccinator
    Explanation
    The buccinator muscle is responsible for the sucking action in nursing infants. This muscle is also used by adults for whistling. The other options, platysma, masseter, and zygomaticus, are not involved in the sucking action or whistling.

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  • 33. 

    Which of the following statements is true regarding the total number of skeletal muscles in the human body?

    • There are approximately the same number of muscles as bones: 206.

    • There are approximately 350 muscles in the body.

    • There are over 600 muscles in the body.

    • If one considers the very tiny, insignificant muscles, there are over 1000 muscles in the body.

    Correct Answer
    A. There are over 600 muscles in the body.
    Explanation
    The correct answer is that there are over 600 muscles in the body. This is true because the human body contains hundreds of skeletal muscles that are responsible for various movements and functions. These muscles are attached to bones and work together to allow the body to move, maintain posture, and perform other essential activities. While the exact number of muscles may vary depending on individual variations, it is generally accepted that there are over 600 muscles in the human body.

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  • 34. 

    These vertebra connect with the head.

    • Cervical

    • Lumbar

    • Lamboidal

    • Thorasic

    Correct Answer
    A. Cervical
    Explanation
    The correct answer is Cervical. The vertebrae in the cervical region are the uppermost vertebrae in the spine and they connect with the head. They provide support and flexibility to the neck and allow for movements such as nodding and rotating the head. The cervical vertebrae also protect the spinal cord that runs through them.

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  • 35. 

    Which of the following is NOT a necessary human life function?

    • Movement

    • Excretion

    • Metabolism

    • Responsiveness

    • Intelligence

    Correct Answer
    A. Intelligence
    Explanation
    Intelligence is not considered a necessary human life function because it is not essential for basic survival and maintenance of the body. Movement, excretion, metabolism, and responsiveness are all vital functions that are required for the body to function properly and maintain homeostasis. While intelligence is important for cognitive abilities and problem-solving, it is not directly linked to the fundamental processes that sustain life.

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  • 36. 

    Produce hormones, no open contact with exterior, no ducts, secrete fluids directly to blood:

    • Endocrine

    • Exocrine

    Correct Answer
    A. Endocrine
    Explanation
    Endocrine glands are responsible for producing hormones, which are chemical messengers that regulate various bodily functions. Unlike exocrine glands, endocrine glands do not have open contact with the exterior and do not have ducts to transport their secretions. Instead, they secrete their fluids directly into the bloodstream, allowing the hormones to be distributed throughout the body and exert their effects on target organs and tissues. Therefore, the correct answer is "Endocrine."

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  • 37. 

    Orbicularis oris ________.

    • Closes, purses, and protrudes the lips

    • Pulls the lower lip down and back

    • Draws the eyebrows together

    • Allows blinking, squinting, and various other protective mechanisms for the eye

    Correct Answer
    A. Closes, purses, and protrudes the lips
    Explanation
    The orbicularis oris muscle is responsible for closing, pursing, and protruding the lips. This muscle helps in activities such as kissing, whistling, and drinking through a straw. It is located around the mouth and is responsible for controlling the movement and shape of the lips.

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  • 38. 

    Vastus intermedius, vastus lateralis, vastus medialis, and rectus femoris are all...

    • Quadraceps

    • Extendors

    • Rotators

    • None of the above

    Correct Answer
    A. Quadraceps
    Explanation
    The correct answer is Quadraceps. The muscles mentioned in the question - vastus intermedius, vastus lateralis, vastus medialis, and rectus femoris - are all part of the quadriceps muscle group. The quadriceps are a group of four muscles located in the front of the thigh, which work together to extend the leg at the knee joint.

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  • 39. 

    What is known as the study of the structure of body parts and how they relate to one another?

    • Physiology

    • Anatomy

    • Biology

    • Pharmacology

    Correct Answer
    A. Anatomy
    Explanation
    Anatomy is the study of the structure of body parts and how they relate to one another. It involves examining the different organs, tissues, and systems in the body and understanding their relationships and functions. This field of study is essential for healthcare professionals, as it provides a foundation for understanding the body's structure and how it works.

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  • 40. 

    To exhale forcibly, one would contract the:

    • Diaphragm alone.

    • Internal intercostals and diaphragm.

    • External intercostals and diaphragm.

    • Rectus abdominis and diaphragm.

    Correct Answer
    A. Internal intercostals and diaphragm.
    Explanation
    When exhaling forcibly, the internal intercostals and diaphragm contract. The internal intercostals are muscles located between the ribs, and their contraction helps to decrease the size of the chest cavity. The diaphragm is a dome-shaped muscle located at the base of the chest cavity, and its contraction also helps to decrease the size of the chest cavity. By contracting these muscles, the lungs are compressed, causing air to be expelled from the lungs more forcefully. The other options listed do not involve the muscles necessary for forceful exhalation.

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  • 41. 

    A nursing infant develops a powerful sucking muscle that adults also use for whistling called the ________.

    • Platysma

    • Masseter

    • Zygomaticus

    • Buccinator

    Correct Answer
    A. Buccinator
    Explanation
    A nursing infant develops a powerful sucking muscle that adults also use for whistling called the buccinator. The buccinator muscle is located in the cheek and is responsible for compressing the cheeks inward, allowing for the movement of food during sucking and for the manipulation of air during whistling. Unlike the other muscles listed, the buccinator is specifically involved in the actions described in the question.

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  • 42. 

    The two major divisions of the ventral body cavity are the

    • Dorsal and ventral

    • Cranial and sacral

    • Thoracic and abdominopelvic

    • Pelvic and thoracic

    • Lateral and medial

    Correct Answer
    A. Thoracic and abdominopelvic
    Explanation
    The correct answer is thoracic and abdominopelvic. The ventral body cavity is divided into two major divisions: the thoracic cavity and the abdominopelvic cavity. The thoracic cavity is located superior to the diaphragm and contains the heart, lungs, and other thoracic organs. The abdominopelvic cavity is located inferior to the diaphragm and is further divided into two regions: the abdominal cavity, which contains the digestive organs, and the pelvic cavity, which contains the reproductive organs and bladder.

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  • 43. 

    The body region called "inguinal" is referring to which area?

    • Armpit

    • Groin

    • Head

    • Hip

    • Thigh

    Correct Answer
    A. Groin
    Explanation
    The body region called "inguinal" refers to the groin area. The groin is the area between the abdomen and the thigh on either side of the body. It is also known as the inguinal region and is commonly associated with the location of the inguinal canal, where the spermatic cord passes through in males and the round ligament of the uterus passes through in females.

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  • 44. 

    THE CENTRAL PRINCIPLE OF pHYSIOLOGY IS

    • HOMEOSTASIS

    • TEMPERATURE REGULATION

    • STIMULATION

    • REFLEXES

    • NUTRITION

    Correct Answer
    A. HOMEOSTASIS
    Explanation
    The central principle of physiology is homeostasis. Homeostasis refers to the body's ability to maintain a stable internal environment despite external changes. It involves various physiological processes that work together to regulate body temperature, blood pressure, pH levels, and other vital parameters within a narrow range. Homeostasis ensures that cells and organs function optimally, allowing the body to adapt and respond to different conditions. This principle is fundamental to understanding how the body maintains balance and equilibrium to support overall health and well-being.

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  • 45. 

    The muscle known as the diaphragm separtes the ___ from the ___

    • Pericardial sac; pericardial cavity

    • Thoraic cavity; abdominopelvic cavity

    • Pleural cavity; mediastinum

    • Pericardial cavity; pleural cavity

    • Abdominal cavity; pelvic cavity

    Correct Answer
    A. Thoraic cavity; abdominopelvic cavity
    Explanation
    The correct answer is "thoraic cavity; abdominopelvic cavity". The diaphragm is a muscle that separates the thoracic cavity, which contains the heart and lungs, from the abdominopelvic cavity, which contains the abdominal and pelvic organs.

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  • 46. 

    The primary pacemaker cells of the heart are located in the

    • Medulla oblongata

    • AV node

    • SA node

    • Pons

    • Thalamus

    Correct Answer
    A. SA node
    Explanation
    The SA node, or sinoatrial node, is located in the heart and is responsible for initiating the electrical impulses that control the heart's rhythm. It acts as the primary pacemaker of the heart, setting the pace for the rest of the cardiac conduction system. The other options listed are not involved in the primary pacemaker function of the heart. The medulla oblongata is part of the brainstem, the AV node is located in the heart but is not the primary pacemaker, the pons is also part of the brainstem, and the thalamus is a different region of the brain.

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  • 47. 

    These vertebra connect with the ribs.

    • Cervical

    • Lumbar

    • Lamboidal

    • Thoracic

    Correct Answer
    A. Thoracic
    Explanation
    The correct answer is Thoracic because the thoracic vertebrae are the ones that connect with the ribs. The thoracic vertebrae are located in the upper and middle back and have facets on their sides that articulate with the heads of the ribs, forming the rib cage. This allows for support and protection of the organs in the chest cavity. The cervical vertebrae are in the neck region, the lumbar vertebrae are in the lower back, and the lambdoidal vertebrae are not a recognized term in anatomy.

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  • 48. 

    The arm is _________ to the hand.

    • Medial

    • Lateral

    • Proximal

    • Distal

    Correct Answer
    A. Proximal
    Explanation
    The term "proximal" refers to a location that is closer to the center of the body or a point of reference. In this case, the arm is proximal to the hand because the arm is closer to the center of the body than the hand.

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  • 49. 

    A cross-bridge is formed when myosin heads bind to

    • Troponin

    • Actin

    • Tropomyosin

    • Ca++

    • Ca-

    Correct Answer
    A. Actin
    Explanation
    A cross-bridge is formed when myosin heads bind to actin. Actin is a protein filament found in muscle cells that plays a crucial role in muscle contraction. When the myosin heads bind to actin, it causes the filaments to slide past each other, resulting in muscle contraction. This interaction between myosin and actin is essential for muscle movement and is a fundamental process in the functioning of the muscular system.

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Quiz Review Timeline (Updated): Aug 28, 2023 +

Our quizzes are rigorously reviewed, monitored and continuously updated by our expert board to maintain accuracy, relevance, and timeliness.

  • Current Version
  • Aug 28, 2023
    Quiz Edited by
    ProProfs Editorial Team
  • Jan 08, 2013
    Quiz Created by
    Tanja Donelson
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