Multiple sclerosis is a neurological disorder in which myelin sheaths in the CNS are destroyed. Which of the following neuroglial cells is being damaged in multiple sclerosis?
A. astrocyte
B. microglial cell
C. oligodendrocyte
D. ependymal cell
E. Schwann cells
C
Anatomy & Physiology
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Blood is most commonly drawn from ________.
A. deep veins B. central veins C. superficial veins D. deep arteries
Anatomy & Physiology
The ________ carries blood to and from the gas exchange surfaces of the lungs.
Fill in the blank(s) with the appropriate word(s).
Anatomy & Physiology
Which diagnostic test removes a piece of tissue from the body so that it can be analyzed in the laboratory?
A. Skin scraping B. Skin biopsy C. Wood's light D. Wood's biopsy
Anatomy & Physiology
Fibers of muscles whose motor neurons are severed
A. die as their sarcomeres are progressively eliminated. B. cannot ever be reinnervated. C. may be replaced by fat or fibrous connective tissue. D. hypertrophy.
Anatomy & Physiology