Which structure allows axons to cross over to the contralateral side of the spinal cord?
A. Posterior ramus
B. Anterior median fissure
C. Gray commissure
D. Communicating rami
C. Gray commissure
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To produce smooth movement at a joint:
a. the prime mover and antagonists must contract b. the antagonist and synergists must contract c. the prime mover and synergists must contract d. both A and B above
If a person is severely dehydrated, their extracellular fluids will become hypertonic to the intracellular fluid. What do you predict will happen to the person’s cells?
A) The cells will lose water and shrink. B) The cells will rupture. C) Extracellular fluids do not impact cell size, because cells contain intracellular fluid. D) The cells will swell.
Which of these is NOT a function of the skeletal system?
a. movement
b. calcium storage
c. blood cell formation
d. all of the above are functions of the skeletal system
The rate at which GnRH is secreted from the hypothalamus determines whether LH or FSH is secreted from the anterior pituitary.
Answer the following statement true (T) or false (F)