The alimentary canal is approximately ________ feet long in an adult.
A. 20
B. 15
C. 29
D. 25
Answer: A
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Which fluid does lymph most closely resemble?
A. Whole blood B. Blood plasma C. Interstitial fluid D. Intracellular fluid
All of the following are true statements about sound waves except:
a. they are produced by a disturbance pattern in air molecules. b. they gradually dissipate as they travel from the original sound source. c. the human ear can detect sound waves between 20 and 20,000 cycles per second. d. the average human ear is most sensitive to sound waves with frequencies between 5,000 and 10,000 cycles per second. e. they consist of alternating regions of air compression and rarefaction.
Damage to the muscle called the levator ani would result in
A. difficult urination. B. difficult defecation. C. inability of a male to have an erection. D. decreased support for the pelvic viscera. E. difficult defecation and decreased support for the pelvic viscera.
Closed reduction is the surgical realignment of the parts of a broken bone
Indicate whether the statement is true or false