The CNS integrates incoming information and coordinates responses.

What part of the nervous system lies outside the brain and spinal cord?

Which meningeal layer is closest to the brain surface?

The tough, outermost meningeal layer is called:

The subarachnoid space contains cerebrospinal fluid.

Name the three meningeal layers in order from outermost to innermost.

Cerebrospinal fluid (CSF) is produced by:

Which of the following is NOT a function of cerebrospinal fluid?

There are four ventricles in the brain.

Where does CSF reabsorption into the bloodstream occur?

The largest part of the human brain is the:

Which lobe of the brain controls voluntary motor functions and decision making?

The occipital lobe is primarily involved in vision.

Which part of the brain connects the two cerebral hemispheres?

The basal nuclei are primarily involved in:

Damage to the basal nuclei can result in Parkinson’s disease.

Which structure is the relay station for sensory impulses to the cerebral cortex?

The hypothalamus regulates all EXCEPT:

The pineal gland secretes melatonin.

Which part of the diencephalon regulates homeostasis?

Which part of the brainstem controls breathing and heart rate?

The midbrain contains centers for:

The pons connects the cerebrum to the cerebellum.

Name the three main parts of the brainstem.

Which brain region coordinates voluntary muscle movement and balance?

The cerebellum is involved in fine-tuning motor activity.

Which type of sleep is most associated with dreaming?

Short-term memory usually involves changes in neuronal synapses.

Which brain region is especially important for memory consolidation?

The spinal cord ends at approximately which vertebral level in adults?

Which part of a reflex arc detects the initial stimulus?

Ascending tracts in the spinal cord carry sensory information.

Name the structure of the spinal cord that contains cerebrospinal fluid.

How many pairs of cranial nerves are there?

How many pairs of spinal nerves are there?

The brachial plexus supplies nerves to the upper limbs.

The cranial nerve responsible for smell is:

The sympathetic division is also called the:

Which neurotransmitter is released by most sympathetic postganglionic neurons?

The parasympathetic division decreases heart rate.

What is the main cranial nerve that carries parasympathetic fibers?

Which of the following nervous system changes is common with aging?

Sleep disturbances are more common in the elderly.

Which lobe is primarily responsible for sensory processing such as touch, temperature, and pain?

Which lobe processes auditory information and language?

Which lobe processes visual information?

Which cranial nerve controls eye movement and pupil constriction?

Which cranial nerve carries visual information from the eye to the brain?

Which cranial nerve is responsible for chewing muscles and facial sensations?

Which cranial nerve controls lateral eye movement?

Which cranial nerve is responsible for facial expressions and taste on the anterior tongue?

Which cranial nerve is responsible for hearing and balance?

Which cranial nerve controls swallowing and monitors blood pressure in the carotid arteries?

Which cranial nerve provides parasympathetic control of thoracic and abdominal organs?

Which cranial nerve controls neck muscles like the sternocleidomastoid and trapezius?

Which of the following is the correct cranial nerve for CN XII?

There are 31 pairs of spinal nerves in the human body.

In a reflex arc, which component carries information from the receptor to the CNS?

Which of the following is an example of a monosynaptic reflex?

Which spinal tract carries pain and temperature sensations?

Which spinal tract carries fine touch and proprioception?

Which tract carries motor commands from the cerebral cortex to the spinal cord?

Descending tracts of the spinal cord conduct motor impulses from the brain to muscles and glands.

What is the term for the collection of spinal nerves extending below the end of the spinal cord?

The cervical plexus gives rise to which important nerve?

The brachial plexus supplies the:

The largest nerve in the body, arising from the lumbosacral plexus, is the:

Which of the following nerves is the largest branch of the sacral plexus?

The lumbar plexus innervates parts of the lower abdomen and anterior thighs.

Which plexus innervates the skin and muscles of the perineum and lower limbs?

Which division of the autonomic nervous system is active during “rest and digest”?

Which neurotransmitter is released by parasympathetic postganglionic neurons?

Sympathetic stimulation generally increases heart rate and blood pressure.

Which system has long preganglionic and short postganglionic fibers?

Which structure is considered a modified sympathetic ganglion that secretes epinephrine and norepinephrine?

Which cranial nerve provides most parasympathetic outflow to thoracic and abdominal organs?

Which division of the ANS is thoracolumbar in origin?

Which division of the ANS is craniosacral in origin?

Neuron loss with aging can contribute to slower reflexes and memory decline.

Which sleep stage becomes shorter and less frequent with aging?

Which condition involves plaques and tangles in the brain leading to dementia?

Which disease is caused by degeneration of dopamine-producing neurons in the basal nuclei?

Which condition involves degeneration of motor neurons leading to muscle weakness?