In the word peristalsis, the combining form stal/o- means ________
A) "around"
B) "contraction"
C) "process of"
D) "to move"
B
Explanation: A) The prefix peri- means "around."
B) Correct!
C) Stal/o- does not mean this.
D) Stal/o- does not mean this.
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A 25-year-old man with short limbs has achondroplasia. No one in his family has had the disease. He married a woman of normal height and wanted to know their chances of having a child with the same disease. As a consultant you say that
A. 75% of their children will be affected B. in every pregnancy the chances are 50% that a child will be affected C. the father has a spontaneous mutation that is not transmitted to his progeny D. 25% of all of their children will be affected E. only boys will be affected
The fact that there is less sea ice so that the sun warms ocean water more, which in turn causes more sea ice to melt, is best described as
A. the greenhouse effect. B. a deposition. C. a temperature inversion. D. a feedback loop.
Answer the following statement(s) true (T) or false (F)
1. Overuse problems commonly occur at the beginning of a new exercise program and account for the majority of injuries.
An autopsy is only performed postmortem.
Answer the following statement true (T) or false (F)