MCQ on The Nervous System With Answers
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Frequently Asked MCQ quiz on the Nervous System – MCQ Quiz for Competitive Exam Preparation – These questions given will be useful for competitive exams preparation. We will be updating more mcq regularly, please follow our website regularly.
What is the primary function of the nervous system?
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A) Regulation of body temperature
B) Control of voluntary movements
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C) Regulation of hormone production
D) Communication and coordination of body activities
Answer: D) Communication and coordination of body activities
Which cells support and protect neurons in the nervous system?
A) Neurons
B) Neurotransmitters
C) Glial cells
D) Dendrites
Answer: C) Glial cells
What is the role of neurotransmitters in the nervous system?
A) Transmit electrical impulses within neurons
B) Support and protect neurons
C) Transmit signals between neurons
D) Produce myelin sheath around axons
Answer: C) Transmit signals between neurons
Which part of the neuron receives signals from other neurons?
A) Axon
B) Soma
C) Dendrite
D) Myelin sheath
Answer: C) Dendrite
What is the function of the myelin sheath?
A) Transmit signals between neurons
B) Support and protect neurons
C) Produce neurotransmitters
D) Insulate and speed up nerve impulse transmission
Answer: D) Insulate and speed up nerve impulse transmission
Which division of the nervous system controls involuntary functions such as heartbeat and digestion?
A) Central nervous system
B) Peripheral nervous system
C) Autonomic nervous system
D) Somatic nervous system
Answer: C) Autonomic nervous system
What is the role of the cerebellum in the brain?
A) Regulation of body temperature
B) Coordination of voluntary movements and balance
C) Processing sensory information
D) Control of hormone production
Answer: B) Coordination of voluntary movements and balance
Which part of the brain is responsible for higher cognitive functions such as thinking and decision-making?
A) Cerebellum
B) Cerebrum
C) Brainstem
D) Thalamus
Answer: B) Cerebrum
Which neurotransmitter is associated with pleasure and reward?
A) Serotonin
B) Dopamine
C) Acetylcholine
D) GABA (gamma-aminobutyric acid)
Answer: B) Dopamine
What is the function of the hypothalamus in the brain?
A) Regulation of body temperature and thirst
B) Coordination of voluntary movements
C) Processing visual information
D) Control of heart rate and breathing
Answer: A) Regulation of body temperature and thirst
Which part of the brainstem is responsible for regulating vital functions such as heart rate and breathing?
A) Medulla oblongata
B) Pons
C) Midbrain
D) Thalamus
Answer: A) Medulla oblongata
Which neurotransmitter is associated with sleep, mood, and appetite regulation?
A) Dopamine
B) Serotonin
C) Acetylcholine
D) Norepinephrine
Answer: B) Serotonin
What is the function of the spinal cord in the nervous system?
A) Control of voluntary movements
B) Regulation of body temperature
C) Relay of information between the brain and the rest of the body
D) Production of neurotransmitters
Answer: C) Relay of information between the brain and the rest of the body
Which part of the neuron transmits electrical impulses away from the cell body?
A) Dendrite
B) Axon
C) Soma
D) Synapse
Answer: B) Axon
What is the role of the frontal lobe in the brain?
A) Processing sensory information
B) Control of voluntary movements and decision-making
C) Coordination of balance and motor skills
D) Regulation of emotions
Answer: B) Control of voluntary movements and decision-making
Which division of the peripheral nervous system controls voluntary movements?
A) Somatic nervous system
B) Autonomic nervous system
C) Sympathetic nervous system
D) Parasympathetic nervous system
Answer: A) Somatic nervous system
What is the function of the amygdala in the brain?
A) Memory formation and learning
B) Regulation of body temperature
C) Processing of visual information
D) Emotional processing and response
Answer: D) Emotional processing and response
Which neurotransmitter is associated with the fight-or-flight response?
A) Serotonin
B) Dopamine
C) Acetylcholine
D) Norepinephrine
Answer: D) Norepinephrine
Which part of the brain is responsible for relaying sensory information to the cerebral cortex?
A) Cerebellum
B) Thalamus
C) Hypothalamus
D) Medulla oblongata
Answer: B) Thalamus
What is the function of the somatosensory cortex in the brain?
A) Control of voluntary movements
B) Processing of visual information
C) Sensation and perception of touch, pressure, and pain
D) Regulation of emotions
Answer: C) Sensation and perception of touch, pressure, and pain
Which part of the neuron contains the nucleus and most of the cell’s organelles?
A) Axon
B) Soma (cell body)
C) Dendrite
D) Synapse
Answer: B) Soma (cell body)
What is the function of the parietal lobe in the brain?
A) Regulation of body temperature
B) Processing of auditory information
C) Sensation and perception of touch and spatial awareness
D) Control of voluntary movements
Answer: C) Sensation and perception of touch and spatial awareness
Which neurotransmitter is associated with muscle movement and motor control?
A) Serotonin
B) Dopamine
C) Acetylcholine
D) GABA (gamma-aminobutyric acid)
Answer: C) Acetylcholine
What is the role of the occipital lobe in the brain?
A) Processing of auditory information
B) Regulation of body temperature
C) Processing of visual information
D) Control of emotions
Answer: C) Processing of visual information
Which part of the brain is responsible for regulating the sleep-wake cycle and circadian rhythms?
A) Pineal gland
B) Pituitary gland
C) Hypothalamus
D) Thalamus
Answer: A) Pineal gland
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