Neuroscience And Behavior Quiz Questions
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Whenever we hear of Neuroscience, the brain is the first thing that comes to mind. Neuroscience and Behavior test is a quiz on the study of the nervous system and the resultant effect on the human behavior.
Questions and Answers
- 1.
Section 1 is the _________________.
- A.
Parietal Lobe
- B.
Frontal Lobe
- C.
Occipital Lobe
- D.
Temporal Lobe
- E.
Cerebellum
- F.
Brain Stem
Correct Answer
B. Frontal LobeExplanation
The frontal lobe is responsible for various higher cognitive functions such as decision-making, problem-solving, planning, and controlling emotions. It plays a crucial role in personality development and social behavior. Additionally, the frontal lobe is involved in motor function and movement coordination.Rate this question:
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- 2.
Section 2 is the _________________.
- A.
Parietal Lobe
- B.
Frontal Lobe
- C.
Occipital Lobe
- D.
Temporal Lobe
- E.
Cerebellum
- F.
Brain Stem
Correct Answer
D. Temporal LobeExplanation
The temporal lobe is responsible for processing auditory information, including language comprehension and sound recognition. It also plays a role in memory formation and emotion regulation. Located on the sides of the brain, the temporal lobe helps with hearing, understanding speech, and recognizing faces and objects. It is involved in various cognitive functions and is an essential part of the brain's overall functioning.Rate this question:
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- 3.
Section 3 is the _________________.
- A.
Parietal Lobe
- B.
Frontal Lobe
- C.
Occipital Lobe
- D.
Temporal Lobe
- E.
Cerebellum
- F.
Brain Stem
Correct Answer
F. Brain StemExplanation
The brain stem is the correct answer because it is a vital part of the brain that connects the brain to the spinal cord. It is responsible for controlling many basic functions of the body, such as breathing, heart rate, and blood pressure. The brain stem also plays a role in relaying sensory and motor information between the brain and the rest of the body.Rate this question:
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- 4.
Section 4 is the _________________.
- A.
Parietal Lobe
- B.
Frontal Lobe
- C.
Occipital Lobe
- D.
Temporal Lobe
- E.
Cerebellum
- F.
Brain Stem
Correct Answer
E. CerebellumExplanation
The correct answer is Cerebellum. The cerebellum is responsible for coordinating voluntary movements, balance, and posture. It receives information from the sensory systems, the spinal cord, and other parts of the brain, and then regulates motor movements accordingly. It plays a crucial role in fine motor skills, muscle tone, and overall motor coordination.Rate this question:
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- 5.
Section 5 is the _________________.
- A.
Parietal Lobe
- B.
Frontal Lobe
- C.
Occipital Lobe
- D.
Temporal Lobe
- E.
Cerebellum
- F.
Brain Stem
Correct Answer
C. Occipital LobeExplanation
The occipital lobe is responsible for processing visual information and is located at the back of the brain. It contains the primary visual cortex, which receives and interprets visual stimuli from the eyes. This lobe plays a crucial role in visual perception, such as recognizing shapes, colors, and objects.Rate this question:
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- 6.
Section 6 is the _________________.
- A.
Parietal Lobe
- B.
Frontal Lobe
- C.
Occipital Lobe
- D.
Temporal Lobe
- E.
Cerebellum
- F.
Brain Stem
Correct Answer
A. Parietal LobeExplanation
The correct answer is Parietal Lobe. The parietal lobe is responsible for processing sensory information from the body, including touch, temperature, and pain. It also plays a role in spatial awareness and perception.Rate this question:
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- 7.
Performs the functions of hearing, speech perception and some memory.
- A.
Cerebellum
- B.
Parietal Lobe
- C.
Temporal Lobe
- D.
Frontal Lobe
- E.
Occipital Lobe
- F.
Brain Stem
Correct Answer
C. Temporal LobeExplanation
The temporal lobe is responsible for performing the functions of hearing, speech perception, and some memory. It is located on the sides of the brain, above the ears. This lobe plays a crucial role in processing auditory information, allowing us to hear and understand sounds. It is also involved in language comprehension and speech production. Additionally, the temporal lobe is involved in memory formation and retrieval, particularly for long-term memory.Rate this question:
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- 8.
Processes touch ad sensation information.
- A.
Cerebellum
- B.
Parietal Lobe
- C.
Temporal Lobe
- D.
Frontal Lobe
- E.
Occipital Lobe
- F.
Brain Stem
Correct Answer
B. Parietal LobeExplanation
The parietal lobe is responsible for processing sensory information from the body, including touch and sensation. It plays a crucial role in integrating and interpreting sensory input, allowing us to perceive and navigate the world around us. This lobe is involved in tasks such as spatial awareness, perception of pain and temperature, and processing information related to touch, pressure, and body position.Rate this question:
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- 9.
In most people the ceter for spoken language lies in the left side of this lobe.
- A.
Cerebellum
- B.
Parietal Lobe
- C.
Temporal Lobe
- D.
Frontal Lobe
- E.
Occipital Lobe
- F.
Brain Stem
Correct Answer
C. Temporal LobeExplanation
The temporal lobe is responsible for processing auditory information and is involved in language comprehension and production. It is located on the sides of the brain, near the temples. The statement suggests that the center for spoken language lies in the left side of the temporal lobe, which is consistent with the understanding that language processing is predominantly located in the left hemisphere of the brain for most individuals.Rate this question:
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- 10.
Controls posture, balance and coordination.
- A.
Cerebellum
- B.
Parietal Lobe
- C.
Temporal Lobe
- D.
Frontal Lobe
- E.
Occipital Lobe
- F.
Brain Stem
Correct Answer
A. CerebellumExplanation
The cerebellum is responsible for controlling posture, balance, and coordination. It receives information from the sensory systems and the spinal cord and then coordinates muscle movements to maintain balance and posture. It also plays a crucial role in fine motor skills and the smooth execution of movements.Rate this question:
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- 11.
Oldest and most basic brain region.
- A.
Cerebellum
- B.
Parietal Lobe
- C.
Temporal Lobe
- D.
Frontal Lobe
- E.
Occipital Lobe
- F.
Brain Stem
Correct Answer
F. Brain StemExplanation
The brain stem is the oldest and most basic brain region. It is responsible for controlling many essential functions of the body, such as breathing, heart rate, and blood pressure. It also serves as a pathway for the transmission of signals between the brain and the rest of the body. The brain stem is located at the base of the brain and connects the spinal cord to the rest of the brain. It plays a crucial role in maintaining homeostasis and overall survival.Rate this question:
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- 12.
Controls planning, reasoning, movement, and some parts of speech.
- A.
Cerebellum
- B.
Parietal Lobe
- C.
Temporal Lobe
- D.
Frontal Lobe
- E.
Occipital Lobe
- F.
Brain Stem
Correct Answer
D. Frontal LobeExplanation
The frontal lobe is responsible for controlling planning, reasoning, movement, and some parts of speech. It is located at the front of the brain and plays a crucial role in higher cognitive functions such as decision-making, problem-solving, and social behavior. Damage to the frontal lobe can lead to changes in personality, impaired judgment, and difficulties with motor skills and speech.Rate this question:
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- 13.
Recieves data from the skin.
- A.
Cerebellum
- B.
Parietal Lobe
- C.
Temporal Lobe
- D.
Frontal Lobe
- E.
Occipital Lobe
- F.
Brain Stem
Correct Answer
B. Parietal LobeExplanation
The parietal lobe is responsible for processing sensory information from the skin, such as touch, temperature, and pain. It plays a crucial role in spatial awareness, perception, and integration of sensory input. This lobe helps us understand and interpret the world around us by receiving and processing information from the skin and other sensory organs.Rate this question:
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- 14.
Controls basic survival functions, such as breathing and heart beat.
- A.
Cerebellum
- B.
Parietal Lobe
- C.
Temporal Lobe
- D.
Frontal Lobe
- E.
Occipital Lobe
- F.
Brain Stem
Correct Answer
F. Brain StemExplanation
The brain stem is responsible for controlling basic survival functions, such as breathing and heart beat. It is located at the base of the brain and connects the brain to the spinal cord. The brain stem consists of three main parts: the medulla oblongata, the pons, and the midbrain. These structures play a crucial role in regulating involuntary actions, maintaining homeostasis, and relaying sensory and motor information between the brain and the rest of the body.Rate this question:
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- 15.
The largest of the four brain lobes.
- A.
Cerebellum
- B.
Parietal Lobe
- C.
Temporal Lobe
- D.
Frontal Lobe
- E.
Occipital Lobe
- F.
Brain Stem
Correct Answer
D. Frontal LobeExplanation
The frontal lobe is the largest of the four brain lobes. It is responsible for higher cognitive functions such as decision-making, problem-solving, and planning. It also plays a role in personality, emotions, and social behavior. The frontal lobe is located at the front of the brain, behind the forehead. It is connected to other areas of the brain and works in coordination with them to control various functions of the body.Rate this question:
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- 16.
Processes and interprets sensory information from the eyes.
- A.
Cerebellum
- B.
Parietal Lobe
- C.
Temporal Lobe
- D.
Frontal Lobe
- E.
Occipital Lobe
- F.
Brain Stem
Correct Answer
E. Occipital LobeExplanation
The occipital lobe is responsible for processing and interpreting sensory information from the eyes. It is located at the back of the brain and is primarily involved in visual processing, including the recognition and interpretation of visual stimuli. The occipital lobe helps us perceive and understand the world around us by processing visual information such as shape, color, and motion.Rate this question:
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- 17.
The brain weighs about 6 pounds.
- A.
True
- B.
False
Correct Answer
B. FalseExplanation
The statement "The brain weighs about 6 pounds" is false. The average weight of an adult human brain is about 3 pounds, not 6 pounds.Rate this question:
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- 18.
The cerebrum fills up most of your skull.
- A.
True
- B.
False
Correct Answer
A. TrueExplanation
The cerebrum is the largest part of the brain and occupies most of the space inside the skull. It is responsible for higher cognitive functions such as thinking, memory, and voluntary movement. Therefore, it is correct to say that the cerebrum fills up most of the skull.Rate this question:
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- 19.
The cerebellum controls coordination and balance.
- A.
True
- B.
False
Correct Answer
A. TrueExplanation
The cerebellum is a part of the brain that plays a crucial role in coordinating and controlling movements. It receives information from various sensory systems and helps in maintaining balance, posture, and coordination of voluntary movements. Damage to the cerebellum can result in difficulties with balance, coordination, and fine motor skills. Therefore, it is correct to say that the cerebellum controls coordination and balance.Rate this question:
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- 20.
The brain stem controls automatic functions such as breathing.
- A.
True
- B.
False
Correct Answer
A. TrueExplanation
The brain stem is responsible for controlling automatic functions in the body, including breathing. This is because it houses various vital centers, such as the respiratory center, which regulate and coordinate the process of breathing. These centers receive signals from the body and send out appropriate signals to the muscles involved in breathing, ensuring a continuous and rhythmic pattern of inhalation and exhalation. Therefore, it is correct to say that the brain stem controls automatic functions like breathing.Rate this question:
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- 21.
When you are thinking hard, your brain may use up to 90% of the fuel and oxygen.
- A.
True
- B.
False
Correct Answer
B. FalseExplanation
The statement that when you are thinking hard, your brain may use up to 90% of the fuel and oxygen is false. While the brain is an energy-intensive organ, it does not consume 90% of the body's fuel and oxygen during intense thinking. The brain represents only about 2% of the body's weight but consumes about 20% of its oxygen and glucose.Rate this question:
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- 22.
The cortex is the wrinkled surface of the brain.
- A.
True
- B.
False
Correct Answer
A. TrueExplanation
The cortex is indeed the wrinkled surface of the brain. It is the outermost layer of the brain and is responsible for higher cognitive functions such as thinking, memory, perception, and language. The wrinkles or folds in the cortex, known as gyri and sulci, increase its surface area, allowing for more neurons and connections, and ultimately enhancing its processing capabilities. Therefore, the statement "The cortex is the wrinkled surface of the brain" is true.Rate this question:
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- 23.
The language area is chiefly on the right side of the brain.
- A.
True
- B.
False
Correct Answer
B. FalseExplanation
The given statement is false. The language area is not chiefly on the right side of the brain, but rather on the left side. This is supported by extensive research and studies on language processing and brain function. The left hemisphere of the brain, specifically an area called Broca's area and Wernicke's area, is primarily responsible for language production and comprehension.Rate this question:
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- 24.
The adult brain contains about 10 million nerve cells.
- A.
True
- B.
False
Correct Answer
B. FalseExplanation
The statement "The adult brain contains about 10 million nerve cells" is false. The adult brain actually contains billions of nerve cells, also known as neurons. These neurons are responsible for transmitting information throughout the brain and are essential for various cognitive functions such as thinking, memory, and movement. The complexity and vastness of the adult brain's neural network is what allows for its remarkable capabilities.Rate this question:
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- 25.
Nerve cells connect to one another at the synapses.
- A.
True
- B.
False
Correct Answer
A. TrueExplanation
Nerve cells, also known as neurons, communicate with each other at specialized junctions called synapses. At these synapses, electrical signals from one neuron are transmitted to the next neuron through chemical messengers called neurotransmitters. This allows for the transmission of information and coordination of activities within the nervous system. Therefore, the statement "Nerve cells connect to one another at the synapses" is true.Rate this question:
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- 26.
The chemicals that are released from one neuron to another are called neurotransmitters
- A.
True
- B.
False
Correct Answer
A. TrueExplanation
Neurotransmitters are indeed the chemicals that are released from one neuron to another. They are responsible for transmitting signals and information between neurons, allowing for communication within the nervous system. These chemicals play a crucial role in various physiological processes, including controlling mood, emotions, cognition, and motor functions. Therefore, the statement "The chemicals that are released from one neuron to another are called neurotransmitters" is true.Rate this question:
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- 27.
Alzheimer’s disease causes the brain to expand and become larger than a healthy brain.
- A.
True
- B.
False
Correct Answer
B. FalseExplanation
Alzheimer's disease does not cause the brain to expand and become larger than a healthy brain. In fact, Alzheimer's disease is characterized by the opposite effect, which is the shrinkage and atrophy of the brain. As the disease progresses, brain cells die and connections between them are lost, leading to a reduction in brain size. This shrinkage can be observed through brain imaging techniques such as MRI scans.Rate this question:
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- 28.
Abnormal clusters of protein fragments that build up between nerve cells in an Alzheimer’s patient are called trophies.
- A.
True
- B.
False
Correct Answer
B. FalseExplanation
The statement is false because the abnormal clusters of protein fragments that build up between nerve cells in an Alzheimer's patient are actually called plaques, not trophies. Plaques are one of the hallmark characteristics of Alzheimer's disease and are formed by the accumulation of a protein called beta-amyloid. These plaques disrupt communication between nerve cells and contribute to the cognitive decline seen in Alzheimer's patients.Rate this question:
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- 29.
Alzheimer’s patient’s brains have dead nerve cells that contain dandruff.
- A.
True
- B.
False
Correct Answer
B. FalseExplanation
This statement is false. Alzheimer's patients do not have dead nerve cells that contain dandruff. Alzheimer's disease is a neurodegenerative disorder characterized by the accumulation of abnormal proteins in the brain, leading to the death of nerve cells and the formation of plaques and tangles. Dandruff, on the other hand, is a common condition that affects the scalp and is caused by the excessive shedding of dead skin cells. There is no direct connection between Alzheimer's disease and dandruff.Rate this question:
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- 30.
In advance Alzheimer’s disease, individuals lose the ability to use their extremities and physical abilities.
- A.
True
- B.
False
Correct Answer
B. FalseExplanation
In advance Alzheimer's disease, individuals may experience cognitive decline and memory loss, but they typically do not lose the ability to use their extremities and physical abilities. While Alzheimer's disease can eventually lead to physical impairment in the later stages, it is not a characteristic of the advance stage of the disease. Therefore, the statement is false.Rate this question:
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- 31.
Alzheimer’s disease hits the majority of people while they are in their teens.
- A.
True
- B.
False
Correct Answer
B. FalseExplanation
Alzheimer's disease is a neurodegenerative disorder that primarily affects older adults, typically over the age of 65. It is characterized by memory loss, cognitive decline, and behavioral changes. It is extremely rare for individuals to develop Alzheimer's disease in their teens. Therefore, the statement that Alzheimer's disease hits the majority of people while they are in their teens is false.Rate this question:
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- 32.
The brain stem is sometimes called the “reptilian brain”.
- A.
True
- B.
False
Correct Answer
A. TrueExplanation
The brain stem is sometimes referred to as the "reptilian brain" because it is the oldest and most primitive part of the brain. It controls basic functions such as breathing, heart rate, and blood pressure, which are essential for survival and are shared by reptiles. This term is used to highlight the evolutionary origin and fundamental nature of the brain stem.Rate this question:
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- 33.
The Limbic System generates perceptions of rage and fear.
- A.
True
- B.
False
Correct Answer
A. TrueExplanation
The limbic system is a complex set of structures in the brain that play a crucial role in regulating emotions, including rage and fear. It is responsible for processing and generating these perceptions in response to various stimuli. Therefore, it is accurate to say that the limbic system generates perceptions of rage and fear, making the answer "True."Rate this question:
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- 34.
Damage to the Occipital Lobe can not cause blindness when the rest of the visual system is normal.
- A.
True
- B.
False
Correct Answer
B. FalseExplanation
Damage to the Occipital Lobe can cause blindness even when the rest of the visual system is normal. The Occipital Lobe is responsible for processing visual information, so any damage to this area can result in vision loss. This can occur regardless of the functioning of other parts of the visual system. Therefore, the statement is false.Rate this question:
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- 35.
The Hippocampus is essential to forming memories.
- A.
True
- B.
False
Correct Answer
A. TrueExplanation
The hippocampus is a region in the brain that plays a crucial role in the formation of memories. It is responsible for encoding and consolidating new information into long-term memory. Damage to the hippocampus can result in severe memory impairment, as seen in conditions like amnesia. Numerous studies have shown the importance of the hippocampus in memory processes, making the statement "The Hippocampus is essential to forming memories" true.Rate this question:
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- 36.
The Limbic system is the center of human motor skills.
- A.
True
- B.
False
Correct Answer
B. FalseExplanation
The given statement is false. The limbic system is not the center of human motor skills. The limbic system is a complex set of structures in the brain that is primarily responsible for emotions, motivation, and memory. It plays a crucial role in regulating these functions, but it is not directly involved in controlling motor skills. Motor skills are mainly controlled by other areas of the brain, such as the motor cortex and the cerebellum.Rate this question:
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- 37.
Teens are more likely than older people to engage in risky behavior because the part of the brain responsible for common sense and reasoning is not fully developed.
- A.
True
- B.
False
Correct Answer
A. TrueExplanation
Teens are more likely than older people to engage in risky behavior because the part of the brain responsible for common sense and reasoning is not fully developed. This is because the prefrontal cortex, which is responsible for decision-making and impulse control, continues to develop throughout adolescence and into early adulthood. As a result, teenagers may be more prone to taking risks and making impulsive decisions without fully considering the potential consequences. This explanation supports the statement that the answer is true.Rate this question:
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- 38.
Some drugs block the re-uptake channels in the end of the axon causing excess amounts of dopamine to remain in the brain.
- A.
True
- B.
False
Correct Answer
A. TrueExplanation
Some drugs can block the re-uptake channels in the end of the axon, which are responsible for removing dopamine from the brain. When these channels are blocked, excess amounts of dopamine remain in the brain. This can lead to increased dopamine activity and neurotransmission, which can have various effects on the individual's mood, behavior, and cognitive function. Therefore, the statement is true.Rate this question:
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- 39.
The fatty substance that surrounds and protects some nerve fibers.
Correct Answer
myelin sheathExplanation
The myelin sheath is a protective covering made up of fatty substances that surrounds and insulates certain nerve fibers. It helps to speed up the transmission of electrical signals along the nerve fibers, allowing for efficient communication between different parts of the nervous system. Without the myelin sheath, nerve impulses would be slower and less efficient.Rate this question:
- 40.
The chemicals that can cross over to neighboring neurons and activate them.
Correct Answer
neurotransmittersExplanation
Neurotransmitters are chemicals that can transmit signals across synapses, the gaps between neurons. They are released by one neuron and can bind to receptors on neighboring neurons, activating them and allowing the transmission of signals to continue. This communication between neurons is essential for the functioning of the nervous system and for various physiological processes such as movement, cognition, and emotion. Therefore, neurotransmitters can be considered as the chemicals that cross over to neighboring neurons and activate them.Rate this question:
- 41.
The long extension of a neuron that carry nerve impulses away from the body of the cell.
Correct Answer
axonExplanation
The axon is a long extension of a neuron that carries nerve impulses away from the body of the cell. It is responsible for transmitting electrical signals from the neuron's cell body to other neurons, muscles, or glands. The axon is covered by a myelin sheath, which helps to insulate and speed up the transmission of the nerve impulses. The axon is a crucial component of the nervous system and plays a vital role in facilitating communication between different parts of the body.Rate this question:
- 42.
Found at the ends of axons and release neurotransmitters or chemicals that cross over to neighboring neurons.
Correct Answer
axon terminalsExplanation
Axon terminals are found at the ends of axons and are responsible for releasing neurotransmitters or chemicals. These substances then cross over to neighboring neurons, allowing for communication between cells. Axon terminals play a crucial role in transmitting signals from one neuron to another, enabling the functioning of the nervous system.Rate this question:
- 43.
The branching structure of a neuron that receives messages (attached to the cell body)
Correct Answer
dendritesExplanation
Dendrites are the branching structures of a neuron that receive messages from other neurons and transmit them to the cell body. They are responsible for collecting and integrating incoming signals, allowing the neuron to process and respond to information. Dendrites play a crucial role in the communication and functioning of the nervous system, as they enable the transmission of electrical impulses between neurons.Rate this question:
- 44.
The organelle in the cell body of the neuron that contains the genetic material of the cell.
Correct Answer
nucleusExplanation
The nucleus is the organelle in the cell body of a neuron that contains the genetic material of the cell. It is responsible for controlling the cell's activities and storing the DNA, which contains the instructions for making proteins and carrying out other cellular functions. The nucleus is surrounded by a double membrane called the nuclear envelope and contains the nucleolus, where ribosomes are synthesized.Rate this question:
- 45.
Chemicals that regulate body functions.
Correct Answer
hormonesExplanation
Hormones are chemicals that are produced by various glands in the body and are responsible for regulating various bodily functions. They act as messengers, carrying signals from one part of the body to another, and help to maintain balance and homeostasis. Hormones play a crucial role in growth, development, metabolism, reproduction, and overall well-being. They are released into the bloodstream and travel to target cells or organs, where they bind to specific receptors and initiate specific physiological responses. Therefore, hormones accurately describe the chemicals that regulate body functions.Rate this question:
- 46.
Bundles of axons coming from many neurons
Correct Answer
nervesExplanation
The term "nerves" refers to bundles of axons that come from many neurons. Axons are long, slender projections of neurons that transmit electrical signals to other cells. These axons are bundled together to form nerves, which allow for the transmission of signals throughout the body. Nerves are essential for the proper functioning of the nervous system and enable communication between different parts of the body and the brain.Rate this question:
- 47.
Contains the nucleus (also called the soma)
Correct Answer
cell bodyExplanation
The cell body, also known as the soma, contains the nucleus. The nucleus is the control center of the cell, housing the genetic material and regulating cellular activities. The cell body is responsible for maintaining the overall structure and function of the cell, including protein synthesis and energy production. It also receives and integrates signals from other cells and plays a crucial role in transmitting these signals to other parts of the neuron.Rate this question:
- 48.
The junction between an axon of one neuron and the cell body or dendrite of a neighboring neuron
Correct Answer
synapseExplanation
A synapse is the junction between an axon of one neuron and the cell body or dendrite of a neighboring neuron. It is the site where communication occurs between neurons, allowing for the transmission of signals in the form of neurotransmitters. This communication is crucial for the functioning of the nervous system, as it enables the transfer of information and coordination of various processes in the body.Rate this question:
- 49.
The sensations we experience when we think we’ll hit another car on the freeway are due to activation of which system?
- A.
Sympathetic nervous system
- B.
Parasympathetic nervous system
- C.
Somatic nervous system
- D.
Central nervous system
Correct Answer
A. Sympathetic nervous systemExplanation
When we think we'll hit another car on the freeway, our body goes into a fight-or-flight response, which is controlled by the sympathetic nervous system. This system activates various physiological changes such as increased heart rate, rapid breathing, and heightened alertness, preparing the body to either confront the danger or escape from it. Therefore, the sensations we experience in this situation are a result of the activation of the sympathetic nervous system.Rate this question:
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- 50.
Which type of sensory information does not pass through the thalamus?
- A.
Visual
- B.
Tactile
- C.
Olfactory
- D.
Auditory
Correct Answer
C. OlfactoryExplanation
The olfactory sensory information does not pass through the thalamus. The thalamus is a relay station in the brain that processes and relays sensory information to the appropriate areas of the cerebral cortex. However, the olfactory system is unique in that it bypasses the thalamus and sends its sensory information directly to the olfactory cortex. This direct pathway allows for a faster and more immediate processing of smells, which is why scents can trigger strong emotions and memories.Rate this question:
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.jpg "The fatty substance that surrounds and protects some nerve fibers.")
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