NCS Neuroanatomy and Physiology

Question 1

What are the major divisions of the nervous system?

Accepted Answer

Central nervous system (brain and spinal cord) and peripheral nervous system

Answer

Only the brain

Answer

Only nerves

Answer

Only the spinal cord

Question 2

What is the function of the cerebral cortex?

Accepted Answer

Higher-level functions including thought, reasoning, memory, sensation, and voluntary movement

Answer

Only movement

Answer

Only vision

Answer

Only hearing

Question 3

What are the cranial nerves?

Accepted Answer

Twelve pairs of nerves emerging directly from the brain, each with specific sensory or motor functions

Answer

Nerves in the spine only

Answer

Blood vessels in the brain

Answer

Muscles in the skull

Question 4

What is the blood-brain barrier?

Accepted Answer

A selective permeability barrier protecting the brain from harmful substances in the blood

Answer

A physical wall around the brain

Answer

A type of brain scan

Answer

A surgical procedure

Question 5

What is a dermatome?

Accepted Answer

An area of skin supplied by a single spinal nerve root

Answer

A skin condition

Answer

A surgical tool

Answer

A type of medication

Question 6

What is the autonomic nervous system?

Accepted Answer

The division controlling involuntary functions like heart rate, digestion, and breathing

Answer

The system for voluntary movement

Answer

Only the brain

Answer

Only pain sensation