________ is a progressive degeneration of the myelin sheath around the axons in the CNS.

A. Multiple sclerosis
B. Alzheimer disease
C. Parkinson disease 
D. Shingles


Answer: A

Anatomy & Physiology

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Synaptic transmission using acetylcholine would be disrupted by ________.

A. botulinum toxin B. strychnine C. curare D. Both curare and botulinum toxin are correct.

Anatomy & Physiology

Breathing centres accessory for the medulla oblongata are located in which brain areas:

a) cerebellum b) pons c) hypothalamus d) midbrain

Anatomy & Physiology

The pigment that is brown-black in color and abundant in dark hair is ________.

Fill in the blank(s) with the appropriate word(s).

Anatomy & Physiology

Heartworm preventative can be given at the following intervals:

a. hourly b. monthly c. six months d. both b and c are correct

Anatomy & Physiology