The white matter of the spinal cord contains ________
A) myelinated and unmyelinated nerve fibers
B) unmyelinated nerve fibers only
C) cell bodies
D) myelinated nerve fibers only
A
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In the slow block to polyspermy, sperm penetration releases an inflow of __________, which in turn stimulates the cortical reaction.
A. Cl- B. K+ C. Na+ D. Ca2+ E. Mg2+
At what location do the three bones of the os coxae fuse?
A. Iliac crest B. Ischial tuberosity C. Acetabulum D. Pelvic brim E. Pubic symphysis
Cortisol does not
a. increase the conversion of glycogen to glucose b. stimulate gluconeogenesis in the liver c. increase protein degradation d. mobilize fat from adipose tissue e. exert permissive actions
Inhibitory input to motor neurons is as important for normal muscle function as excitatory input
Indicate whether the statement is true or false.