The velocity of blood flow inside a blood vessel
A. increases along the walls of the blood vessel.
B. is faster in the center of the blood vessel.
C. is more rapid along the sides of the vessel.
D. is equal to the blood pressure.
E. is most rapid at a bend or turn in the vessel.
Answer: B
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A) anabolic. B) metabolic. C) synthetic reactions. D) exchange reactions. E) catabolic.
The erectile tissue around the urethra is the corpus ________.
Fill in the blank(s) with the appropriate word(s).
Carbohydrates:
A. have carbon and oxygen atoms in equal proportions. B. are the major organic molecules of the body by mass. C. are nonpolar molecules. D. are defined by the inclusion of nitrogen in their structure. E. are composed of only carbon and hydrogen atoms.
Blood vessels in the ________ provide a hair with its sole source of nutrition
A) shaft B) bulb C) medulla D) dermal papilla E) root