A skeletal muscle fiber can contract until it has shortened by about
A) 20 percent.
B) 25 percent.
C) 30 percent.
D) 40 percent.
E) 50 percent.
Answer: C
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A. small intestine B. kidney C. liver D. pancreas E. stomach
Why were so many world records set at the 1968 Olympic Games in Mexico City?
A. higher altitude reduced VO2max B. higher altitude reduced drag force C. both A and B D. none of the above
The peritubular capillaries
a. supply nutrients and O2 to the tubular cells. b. take up the substances that are reabsorbed by the tubules. c. supply substances that are secreted by the tubules. d. all of these answers. e. none of these answers.
Precise spelling is important in anatomy because ________
A) there are many different ways to spell certain terms B) there are many similar terms in anatomy that refer to different structures C) it's easier to remember acronyms when spelled correctly D) it's important to practice language skills E) eponyms are difficult to memorize