The process that pushes food through the esophagus is called
A. peristalsis.
B. periodontal.
C. perineum.
D. peritoneum.
E. periosteum.
Answer: A
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A person who has had a frontal lobotomy
a. is calmer. b. has blunted emotions. c. impaired ability to concentrate. d. does not behave appropriately. e. is described by all of these
Biologic evolution changes _______.
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