Exam 4: NU110 / NU 110 (Latest Update 2025 / 2026) Integrated Human Sciences | Questions & Answers | 100 % Correct | Grade A - Galen

Exam 4: NU110 / NU 110 (Latest
Update ) Integrated
Human Sciences | Questions &
Answers | 100 % Correct | Grade A -
Galen


Question:
A cholinergic fiber within the autonomic nervous system releases which
neurotransmitter?
A. Epinephrine
B. Acetylcholine
C. Norepinephrine
D. Dopamine
Answer:
B. Acetylcholine




Question:
What term describes the hopping of the action potential (nerve impulse)
along the axon from one node (of Ranvier) to the next?
A. Myelination
B. Depolarization

,C. Saltatory conduction
D. Repolarization
Answer:
C. Saltatory conduction




Question:
The temporal lobe:
A. is a brain stem structure.
B. is a cerebellar structure.
C. contains the primary auditory cortex.
D.is a large mass of white matter that joins the right and left cerebral
hemispheres.
Answer:
C. contains the primary auditory cortex.




Question:
Injury to the occipital lobe is most likely to cause:
A. hearing loss.
B. paralysis.
C. loss of vision.
D. disturbances in gait.
Answer:
C. loss of vision.

, Question:
The tenth cranial nerve, the _____ nerve, "wanders" outside the head area and
innervates the heart and gastrointestinal systems.
A. Trigeminal
B. Vagus
C. Olfactory
D. spinal accessory
Answer:
B. Vagus




Question:
The oculomotor, trochlear, and abducens are cranial nerves that:
A. innervate the extrinsic eye muscles (move the eyeball).
B. innervate the levator palpebrae superioris (lift the eyelid).
C. interpret sensory information from the optic nerve.
D. innervate the muscles of mastication.
Answer:
A. innervate the extrinsic eye muscles (move the eyeball).




Question:
An area of skin innervated by a spinal nerve is called a:
A. plexus.
B. tract.