Which of the following represents a mismatch in stomach wall structure?
A. muscularis - two layers; both circular
B. rugae - folds of mucosa and submucosa
C. mucosa - gastric glands
D. gastric pits - open onto surface of stomach mucosa
E. lining - simple columnar epithelium
A
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Indicate whether the statement is true or false
The cardiac notch
A. is on the medial aspect of the right lung. B. is on the medial aspect of the left lung. C. is a notch on the heart where the coronary arteries originate. D. is where the pulmonary trunk rests on the heart.
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a) local hormone. b) circulating hormone. c) paracrine. d) autocrine. e) neurotransmitter.
According to the National Spinal Cord Injury Database, MOST spinal cord injuries are caused by:
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