The pterygoid spines and optic canals are features of the ________ bone.
A. temporal
B. occipital
C. sphenoid
D. ethmoid
E. frontal
Answer: C
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In the fast block to polyspermy, binding of sperm opens up __________ channels, which depolarizes the egg membrane and prevents the entrance of any more sperm.
A. Na+ B. K+ C. Cl- D. Mg2+ E. Ca2+
The EEG tracing of a relaxed individual who has closed eyes and is not concentrating on anything in particular is mainly an alpha rhythm.
Answer the following statement true (T) or false (F)
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What will be an ideal response?
What percentage of American adults are obese?
a. 55% b. 50% c. 44% d. 39% e. 34%