Cholecystokinin is produced by endocrine cells of the ________.
A. small intestine
B. pancreas
C. liver
D. large intestine
E. stomach
Answer: A
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The neural tissue of the body contains approximately ________ glial cells.
Fill in the blank(s) with the appropriate word(s).
When small blood vessels are damaged, loss of blood is prevented by
a. platelet aggregation b. vasoconstriction of these vessels c. formation of a platelet plug d. all of the above e. only a and c
The horizontally-oriented fold of dura mater that separates the occipital and temporal lobes of the cerebrum from the cerebellum is the
A. falx cerebri. B. diaphragma sellae. C. superior sagittal sinus. D. falx cerebelli. E. tentorium cerebelli.
Raul's father tells him not to slouch, and to put his shoulders back. What specifically must Raul do to improve his posture?
A. laterally rotate his humerus B. medially rotate his humerus C. depress his scapulae D. retract his scapulae