Human Neurobiology MCQs with Answers
Which part of the brain is responsible for controlling voluntary movement?
a) Cerebellum
b) Hypothalamus
c) Frontal cortex
d) Amygdala
Answer: c) Frontal cortex
What is the primary function of the hippocampus?
a) Processing visual information
b) Regulating body temperature
c) Controlling emotions
d) Consolidating and retrieving memories
Answer: d) Consolidating and retrieving memories
Which neurotransmitter is commonly associated with pleasure and reward?
a) Serotonin
b) Dopamine
c) Acetylcholine
d) GABA
Answer: b) Dopamine
What is the role of the myelin sheath in the nervous system?
a) Transmitting electrical signals between neurons
b) Regulating neurotransmitter release
c) Providing structural support to neurons
d) Insulating and speeding up nerve impulse transmission
Answer: d) Insulating and speeding up nerve impulse transmission
Which part of the brain is responsible for regulating sleep and wakefulness?
a) Medulla oblongata
b) Thalamus
c) Pineal gland
d) Hypothalamus
Answer: d) Hypothalamus
What is the function of the peripheral nervous system?
a) Regulating body temperature
b) Controlling voluntary movements
c) Transmitting signals between the central nervous system and the rest of the body
d) Modulating emotions and behavior
Answer: c) Transmitting signals between the central nervous system and the rest of the body
Which part of the brain is responsible for processing visual information?
a) Cerebellum
b) Occipital cortex
c) Temporal lobe
d) Parietal cortex
Answer: b) Occipital cortex
What is the role of the amygdala in the brain?
a) Regulating body temperature
b) Controlling emotions and fear responses
c) Modulating sleep and wakefulness
d) Processing auditory information
Answer: b) Controlling emotions and fear responses
Which neurotransmitter is commonly associated with mood regulation and depression?
a) Norepinephrine
b) Serotonin
c) Glutamate
d) Endorphins
Answer: b) Serotonin
What is the function of the hypothalamus?
a) Regulating body temperature
b) Controlling hunger and thirst
c) Processing auditory information
d) Modulating motor coordination
Answer: b) Controlling hunger and thirst
Which part of the brain is responsible for coordinating motor movements and balance?
a) Cerebellum
b) Medulla oblongata
c) Parietal cortex
d) Frontal cortex
Answer: a) Cerebellum
What is the function of the somatosensory cortex?
a) Processing visual information
b) Regulating body temperature
c) Sensing touch, pain, and temperature
d) Controlling voluntary movements
Answer: c) Sensing touch, pain, and temperature
Which part of the brain is responsible for regulating heart rate and breathing?
a) Cerebellum
b) Medulla oblongata
c) Frontal cortex
d) Temporal lobe
Answer: b) Medulla oblongata
What is the function of the prefrontal cortex?
a) Regulating body temperature
b) Controlling emotions and decision-making
c) Processing auditory information
d) Modulating sleep and wakefulness
Answer: b) Controlling emotions and decision-making
Which neurotransmitter is commonly associated with learning and memory?
a) Dopamine
b) Serotonin
c) Acetylcholine
d) GABA
Answer: c) Acetylcholine
What is the function of the parietal cortex?
a) Processing visual information
b) Regulating body temperature
c) Sensing touch and spatial awareness
d) Controlling voluntary movements
Answer: c) Sensing touch and spatial awareness
Which part of the brain is responsible for processing auditory information?
a) Cerebellum
b) Occipital cortex
c) Temporal lobe
d) Parietal cortex
Answer: c) Temporal lobe
What is the role of the basal ganglia in the brain?
a) Regulating body temperature
b) Controlling emotions and fear responses
c) Modulating sleep and wakefulness
d) Voluntary motor control and habit formation
Answer: d) Voluntary motor control and habit formation
Which neurotransmitter is commonly associated with inhibitory signaling in the brain?
a) Dopamine
b) Serotonin
c) Acetylcholine
d) GABA
Answer: d) GABA
What is the function of the thalamus?
a) Regulating body temperature
b) Controlling hunger and thirst
c) Processing sensory information and relaying it to the cerebral cortex
d) Modulating motor coordination
Answer: c) Processing sensory information and relaying it to the cerebral cortex
Which part of the brain is responsible for processing and understanding language?
a) Cerebellum
b) Medulla oblongata
c) Frontal cortex
d) Wernicke’s area
Answer: d) Wernicke’s area
What is the role of the corpus callosum?
a) Regulating body temperature
b) Controlling emotions and decision-making
c) Facilitating communication between the left and right hemispheres of the brain
d) Modulating sleep and wakefulness
Answer: c) Facilitating communication between the left and right hemispheres of the brain
Which neurotransmitter is commonly associated with excitatory signaling in the brain?
a) Norepinephrine
b) Serotonin
c) Glutamate
d) Endorphins
Answer: c) Glutamate
What is the function of the frontal cortex?
a) Processing visual information
b) Regulating body temperature
c) Controlling emotions and decision-making
d) Modulating sleep and wakefulness
Answer: c) Controlling emotions and decision-making
Which part of the brain is responsible for regulating the autonomic nervous system?
a) Cerebellum
b) Hypothalamus
c) Parietal cortex
d) Frontal cortex
Answer: b) Hypothalamus
What is the function of the pineal gland?
a) Regulating body temperature
b) Controlling sleep and wake cycles
c) Processing auditory information
d) Modulating motor coordination
Answer: b) Controlling sleep and wake cycles
Which neurotransmitter is commonly associated with the fight-or-flight response?
a) Norepinephrine
b) Serotonin
c) Acetylcholine
d) GABA
Answer: a) Norepinephrine
What is the role of the reticular formation in the brain?
a) Regulating body temperature
b) Controlling emotions and fear responses
c) Modulating sleep and wakefulness
d) Processing visual information
Answer: c) Modulating sleep and wakefulness
Which part of the brain is responsible for regulating body temperature?
a) Cerebellum
b) Medulla oblongata
c) Hypothalamus
d) Temporal lobe
Answer: c) Hypothalamus
What is the function of the limbic system?
a) Regulating body temperature
b) Controlling emotions and memory formation
c) Processing auditory information
d) Modulating sleep and wakefulness
Answer: b) Controlling emotions and memory formation
Which neurotransmitter is commonly associated with pain relief and pleasure?
a) Dopamine
b) Serotonin
c) Acetylcholine
d) Endorphins
Answer: d) Endorphins
What is the role of the midbrain in the brain?
a) Regulating body temperature
b) Controlling emotions and fear responses
c) Modulating sleep and wakefulness
d) Processing visual and auditory information
Answer: d) Processing visual and auditory information
Which part of the brain is responsible for regulating emotions and fear responses?
a) Cerebellum
b) Amygdala
c) Frontal cortex
d) Parietal cortex
Answer: b) Amygdala
What is the function of the medulla oblongata?
a) Regulating body temperature
b) Controlling vital functions such as breathing and heart rate
c) Sensing touch and spatial awareness
d) Modulating sleep and wakefulness
Answer: b) Controlling vital functions such as breathing and heart rate
Which neurotransmitter is commonly associated with movement and motor control?
a) Dopamine
b) Serotonin
c) Acetylcholine
d) GABA
Answer: a) Dopamine
What is the role of the visual cortex in the brain?
a) Regulating body temperature
b) Processing visual information
c) Modulating sleep and wakefulness
d) Controlling emotions and fear responses
Answer: b) Processing visual information
Which part of the brain is responsible for regulating hunger and thirst?
a) Cerebellum
b) Hypothalamus
c) Parietal cortex
d) Temporal lobe
Answer: b) Hypothalamus
What is the function of the temporal lobe?
a) Processing visual information
b) Regulating body temperature
c) Processing auditory and language-related information
d) Controlling voluntary movements
Answer: c) Processing auditory and language-related information
Which neurotransmitter is commonly associated with sleep and relaxation?
a) Norepinephrine
b) Serotonin
c) Glutamate
d) GABA
Answer: d) GABA
What is the role of the cerebellum in the brain?
a) Regulating body temperature
b) Controlling emotions and fear responses
c) Modulating sleep and wakefulness
d) Coordinating voluntary movements and balance
Answer: d) Coordinating voluntary movements and balance
Which part of the brain is responsible for processing language and speech production?
a) Cerebellum
b) Medulla oblongata
c) Frontal cortex
d) Broca’s area
Answer: d) Broca’s area
What is the function of the amygdala in the brain?
a) Regulating body temperature
b) Controlling emotions and fear responses
c) Modulating sleep and wakefulness
d) Processing visual information
Answer: b) Controlling emotions and fear responses
Which neurotransmitter is commonly associated with attention and focus?
a) Dopamine
b) Serotonin
c) Acetylcholine
d) GABA
Answer: c) Acetylcholine
What is the role of the hypothalamus in the brain?
a) Regulating body temperature
b) Controlling hunger and thirst
c) Sensing touch and spatial awareness
d) Modulating sleep and wakefulness
Answer: a) Regulating body temperature
Which part of the brain is responsible for regulating circadian rhythms?
a) Cerebellum
b) Pineal gland
c) Parietal cortex
d) Frontal cortex
Answer: b) Pineal gland
What is the function of the nucleus accumbens?
a) Regulating body temperature
b) Controlling emotions and reward-based behaviors
c) Modulating sleep and wakefulness
d) Processing auditory information
Answer: b) Controlling emotions and reward-based behaviors
Which neurotransmitter is commonly associated with anxiety and stress responses?
a) Norepinephrine
b) Serotonin
c) Glutamate
d) GABA
Answer: a) Norepinephrine
What is the role of the prefrontal cortex in the brain?
a) Regulating body temperature
b) Controlling emotions and decision-making
c) Processing visual information
d) Modulating sleep and wakefulness
Answer: b) Controlling emotions and decision-making
Which part of the brain is responsible for regulating body temperature and vital functions?
a) Cerebellum
b) Medulla oblongata
c) Hypothalamus
d) Temporal lobe
Answer: b) Medulla oblongata
What is the function of the motor cortex?
a) Processing visual information
b) Regulating body temperature
c) Controlling voluntary movements
d) Modulating sleep and wakefulness
Answer: c) Controlling voluntary movements
Which neurotransmitter is commonly associated with mood and sleep regulation?
a) Dopamine
b) Serotonin
c) Acetylcholine
d) Endorphins
Answer: b) Serotonin
What is the role of the hypothalamus in the brain?
a) Regulating body temperature
b) Controlling hunger and thirst
c) Sensing touch and spatial awareness
d) Modulating sleep and wakefulness
Answer: b) Controlling hunger and thirst
Which part of the brain is responsible for coordinating motor movements and balance?
a) Cerebellum
b) Medulla oblongata
c) Parietal cortex
d) Frontal cortex
Answer: a) Cerebellum
What is the function of the somatosensory cortex?
a) Processing visual information
b) Regulating body temperature
c) Sensing touch, pain, and temperature
d) Controlling voluntary movements
Answer: c) Sensing touch, pain, and temperature
Which part of the brain is responsible for regulating heart rate and breathing?
a) Cerebellum
b) Medulla oblongata
c) Frontal cortex
d) Temporal lobe
Answer: b) Medulla oblongata
What is the role of the amygdala in the brain?
a) Regulating body temperature
b) Controlling emotions and fear responses
c) Modulating sleep and wakefulness
d) Processing auditory information
Answer: b) Controlling emotions and fear responses
Which neurotransmitter is commonly associated with learning and memory?
a) Dopamine
b) Serotonin
c) Acetylcholine
d) GABA
Answer: c) Acetylcholine
What is the function of the parietal cortex?
a) Processing visual information
b) Regulating body temperature
c) Sensing touch and spatial awareness
d) Controlling voluntary movements
Answer: c) Sensing touch and spatial awareness
Which part of the brain is responsible for processing auditory information?
a) Cerebellum
b) Occipital cortex
c) Temporal lobe
d) Parietal cortex
Answer: c) Temporal lobe
What is the role of the basal ganglia in the brain?
a) Regulating body temperature
b) Controlling emotions and fear responses
c) Modulating sleep and wakefulness
d) Voluntary motor control and habit formation
Answer: d) Voluntary motor control and habit formation
Which neurotransmitter is commonly associated with inhibitory signaling in the brain?
a) Dopamine
b) Serotonin
c) Acetylcholine
d) GABA
Answer: d) GABA
What is the function of the thalamus?
a) Regulating body temperature
b) Controlling hunger and thirst
c) Processing sensory information and relaying it to the cerebral cortex
d) Modulating motor coordination
Answer: c) Processing sensory information and relaying it to the cerebral cortex
Which part of the brain is responsible for processing and understanding language?
a) Cerebellum
b) Medulla oblongata
c) Frontal cortex
d) Wernicke’s area
Answer: d) Wernicke’s area
What is the role of the corpus callosum?
a) Regulating body temperature
b) Controlling emotions and decision-making
c) Facilitating communication between the left and right hemispheres of the brain
d) Modulating sleep and wakefulness
Answer: c) Facilitating communication between the left and right hemispheres of the brain
Which neurotransmitter is commonly associated with excitatory signaling in the brain?
a) Norepinephrine
b) Serotonin
c) Glutamate
d) GABA
Answer: c) Glutamate
What is the function of the frontal cortex?
a) Processing visual information
b) Regulating body temperature
c) Controlling emotions and decision-making
d) Modulating sleep and wakefulness
Answer: c) Controlling emotions and decision-making
Which part of the brain is responsible for regulating the autonomic nervous system?
a) Cerebellum
b) Hypothalamus
c) Parietal cortex
d) Frontal cortex
Answer: b) Hypothalamus
What is the function of the pineal gland?
a) Regulating body temperature
b) Controlling sleep and wake cycles
c) Processing auditory information
d) Modulating motor coordination
Answer: b) Controlling sleep and wake cycles
Which neurotransmitter is commonly associated with the fight-or-flight response?
a) Norepinephrine
b) Serotonin
c) Acetylcholine
d) GABA
Answer: a) Norepinephrine
What is the role of the reticular formation in the brain?
a) Regulating body temperature
b) Controlling emotions and fear responses
c) Modulating sleep and wakefulness
d) Processing visual information
Answer: c) Modulating sleep and wakefulness