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+
Eric has had trouble sleeping the last two nights and is currently experiencing heart burn which he attributes to the stress of being in finals week and eating too much pizza. His lab partner in Physiology class tells him he should take some diphenhydramine (Benadryl) before he goes to bed because that will help him sleep and his upset stomach. Is this a good suggestion or not.
What will be an ideal response?
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)
What percentage of American adults are obese?
a. 55% b. 50% c. 44% d. 39% e. 34%