Exam 4: NU110 / NU 110 (Latest
Update 2025 / 2026) Integrated Human Sciences | Questions & Answers | 100 % Correct | Grade A - Galen
Question:
A cholinergic fiber within the autonomic nervous system releases which neurotransmitter?
- Epinephrine
- Acetylcholine
- Norepinephrine
- Dopamine
Answer:
- Acetylcholine
Question:
What term describes the hopping of the action potential (nerve impulse) along the axon from one node (of Ranvier) to the next?
- Myelination
- Depolarization 1 / 3
- Saltatory conduction
- Repolarization
Answer:
- Saltatory conduction
Question:
The temporal lobe:
- is a brain stem structure.
- is a cerebellar structure.
- contains the primary auditory cortex.
D.is a large mass of white matter that joins the right and left cerebral hemispheres.
Answer:
- contains the primary auditory cortex.
Question:
Injury to the occipital lobe is most likely to cause:
- hearing loss.
- paralysis.
- loss of vision.
- disturbances in gait.
Answer:
- loss of vision. 2 / 3
Question:
The tenth cranial nerve, the _____ nerve, "wanders" outside the head area and innervates the heart and gastrointestinal systems.
- Trigeminal
- Vagus
- Olfactory
- spinal accessory
Answer:
- Vagus
Question:
The oculomotor, trochlear, and abducens are cranial nerves that:
- innervate the extrinsic eye muscles (move the eyeball).
- innervate the levator palpebrae superioris (lift the eyelid).
- interpret sensory information from the optic nerve.
- innervate the muscles of mastication.
Answer:
- innervate the extrinsic eye muscles (move the eyeball).
Question:
An area of skin innervated by a spinal nerve is called a:
- plexus.
- tract.
- / 3