NEW
Font size
WorksheetsNeuroscience and Physiology Multiple Choice Questions
Total questions: 60
Worksheet time: 30mins
Which nerve innervates the diaphragm and is essential for breathing?
Vagus nerve
Phrenic nerve
Facial nerve
Damage to Wernicke’s area results in:
Difficulty speaking
Difficulty understanding language
Difficulty moving limbs
Sympathetic stimulation increases cardiovascular output, resulting in:
Decreased blood pressure
Increased blood pressure
No change in blood pressure
The cerebellum fine-tunes movement and posture. What is its main function?
Controls breathing
Coordinates motor activity & balance
Processes sensory information
Which nerve is purely sensory for vision?
Vagus nerve
Optic nerve
Facial nerve
Parasympathetic division stimulates rest-and-digest functions, which:
Decreases digestion
Increases digestion
Has no effect on digestion
The premotor cortex organizes and plans motor sequences. What does it plan?
Reflexes
Learned movement
Sensory input
Somatic reflexes involve which type of muscle?
Cardiac muscle
Smooth muscle
Skeletal muscle
The adrenal medulla releases which hormones during sympathetic activation?
Acetylcholine
Epinephrine and norepinephrine
Dopamine
Norepinephrine binds to which type of receptors?
Cholinergic receptors
Dopaminergic receptors
Adrenergic receptors
Which region of the spinal cord has the most white matter due to the most ascending and descending tracts?
Cervical
Thoracic
Lumbar
The spinal cord ends at the conus medullaris near which vertebral levels?
A) T12-T13
B) L3-L4
C) L1-L2
Which nerve is responsible for facial movement?
Facial nerve
Phrenic nerve
Optic nerve
Parasympathetic increases digestive processes. What is the effect?
Decreases digestion
Increases digestion
No effect
CN IV controls one of the eye-movement muscles. Which nerve is this?
Abducens
Trochlear
Oculomotor
The dorsal horn receives sensory input. What type of neurons are involved?
Motor neurons
Sensory neurons
Interneurons
The corpus callosum connects hemispheres. What is this structure?
Corpus callosum
Thalamus
Hippocampus
The vagus nerve is both sensory and motor. Which nerve is this?
Facial
Glossopharyngeal
Vagus
Dermatomes are sensory regions supplied by specific spinal nerves. What does each correspond to?
Each corresponds to a spinal nerve
Each corresponds to a cranial nerve
Each corresponds to a muscle group
The corticospinal tract carries voluntary motor commands. What is this tract called?
Spinothalamic
Corticospinal
Reticulospinal
Motor neurons carry impulses away from the spinal cord. What is this root called?
Dorsal root
Ventral root
Lateral root
The vagus nerve is a major parasympathetic nerve. What type of nerve is it?
Sympathetic
Parasympathetic
Somatic
The amygdala controls fear and emotional processing. What is this structure?
Amygdala
Hippocampus
Thalamus
Motor neuron cell bodies are in the ventral horn. Where are they located?
Dorsal horn
Ventral horn
Lateral horn
Proprioceptors detect body position and movement. What do they detect?
Pain
Temperature
Position and movement
All preganglionic autonomic fibers release ACh. What is released?
Acetylcholine
Norepinephrine
Dopamine
Ganglia contain neuron _________?
cell bodies
axons
dendrites
synapses
Most sympathetic postganglionic neurons release _________.
norepinephrine
acetylcholine
dopamine
serotonin
Sympathetic tone causes vasoconstriction in _________
blood vessels
nerves
bones
lungs
The _________ produces CSF inside brain ventricles.
choroid plexus
cerebral cortex
medulla oblongata
thalamus
The _________ consolidates long-term memories.
hippocampus
cerebellum
amygdala
thalamus
EPSPs depolarize the cell toward threshold and make the cell _________
less negative
more negative
unchanged
hyperpolarized
_________ form the blood-brain barrier.
Astrocytes
Neurons
Oligodendrocytes
Microglia
The _________ reflex prevents excessive stretching and tearing.
Golgi tendon
Stretch
Withdrawal
Crossed extensor
Sympathetic division inhibits digestion and does not _________
increase digestion
decrease heart rate
dilate pupils
stimulate salivation
Sympathetic nerves originate in _________
T1-L2 (thoracolumbar)
C1-C7 (cervical)
L3-S5 (lumbosacral)
S1-S5 (sacral)
Somatic reflexes target _________ muscle.
skeletal
smooth
cardiac
visceral
CSF circulates in the _________ space.
subarachnoid
epidural
interstitial
perivascular
CN VII controls _________ expression muscles.
facial
arm
leg
abdominal
The cervical spinal nerves are _________
C1-C7
C1-C8
C1-C6
C1-C5
Which division is characterized by short preganglionic and long postganglionic fibers?
Parasympathetic
Sympathetic
Somatic
Visceral
What forms nerve plexuses?
Merged spinal nerves
Muscle fibers
Visceral organs
Thalamus
What effect does the parasympathetic division have on heart rate?
Increases heart rate
No effect
Slows heart
Maintains alertness
What does the autonomic nervous system (ANS) control?
Skeletal muscle
Visceral organs
Pia mater
Frontal lobe
What do stretch reflexes respond to?
Muscle strength
Muscle length
Nerve damage
Sensory relay
Is there a receptor called a 'glycoreceptor'?
True
False
What does the reticular activating system control?
Maintain alertness
Muscle length
Visceral organs
Pia mater
In which lobe is the primary motor cortex located?
Frontal
Parietal
Occipital
Temporal
Damage to which nerve paralyzes the diaphragm?
Somatic
Phrenic
Thalamus
Divergent
Which structure sits directly on the brain surface?
Frontal lobe
Thalamus
Pia mater
Phrenic nerve
What is the major sensory relay station?
Thalamus
Pia mater
Frontal lobe
Phrenic nerve
Which nervous system controls skeletal muscle?
Somatic
Autonomic
Parasympathetic
Sympathetic
What type of circuit spreads signals to multiple neurons?
Divergent
Convergent
Somatic
Frontal
The ANS controls involuntary effectors. Which types of muscles are controlled by the ANS?
Skeletal
Smooth and cardiac
Cardiac only
Smooth only
The hypothalamus regulates hunger, thirst, temperature. Which part of the brain is responsible for these functions?
Cerebellum
Medulla oblongata
Hypothalamus
Thalamus
Broca’s area damage affects speech production. What is the likely result of damage to Broca’s area?
Difficulty hearing
Difficulty understanding language
Difficulty speaking
Difficulty reading
Mixed nerves contain both sensory and motor fibers. What type of function do mixed nerves have?
Sensory only
Motor only
Sensory & motor
Neither sensory nor motor
What type of receptor is found on all postganglionic neurons in the ANS?
Muscarinic
Nicotinic
Adrenergic
Dopaminergic
Where does the sympathetic system originate?
Cervical region
Thoracolumbar
Sacral region
Craniosacral
Acetylcholine is the neurotransmitter at the NMJ. Which neurotransmitter is found at the neuromuscular junction (NMJ)?
ACh
Dopamine
Serotonin
Norepinephrine
