Which glial cell is found wrapped around nerve fibers in the PNS?
A) Nodes of Ranvier
B) Schwann cells
C) Satellite cells
D) Ependymal cells
E) Oligodendrocytes
B
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Which of the following is characteristic of complete antigens?
A) inhibit production of antibodies B) contain many repeating chemical units C) small molecules D) reactivity with an antibody
True or False? The process where the body is immune to itself is referred to as autoimmunity. Select one:
a. true b. false
What is the large C-shaped mass of white matter that consists of nerve fibers that connect the two cerebral hemispheres?
A. corpus callosum B. infundibulum C. intermediate mass D. vermis E. gyrus
When a person consumes a substantial amount of nicotine, the response
A. increases parasympathetic responses. B. increases sympathetic responses. C. decreases parasympathetic responses. D. decreases sympathetic responses. E. both increases parasympathetic responses and increases sympathetic responses.