Which of the following arteries is the first to arise from the aortic arch?
A) left subclavian artery
B) brachiocephalic trunk
C) bronchial artery
D) left common carotid
B
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There is no delay between stimulus and response in a polysynaptic reflex.
Answer the following statement true (T) or false (F)
The presence of an enzyme within a chemical system
A. increases activation energy. B. decreases activation energy. C. increases potential energy. D. does not affect either activation energy or potential energy.
Muscle hypertrophy in humans is primarily due to what?
A. increase in number of muscle fibers B. increase in size of muscle fibers C. both A and B D. none of the above
Increased sympathetic stimulation will cause ________.
A. increased urine production B. decreased blood volume C. vasoconstriction of afferent arterioles D. increased GFR