Which is not correct regarding the stomach?
A. It is located in the left upper quadrant of the abdomen.
B. It has a third muscle layer, the oblique layer, not found elsewhere in the GI tract.
C. Its funnel-shaped terminal portion is called the fundus.
D. It participates in both mechanical and chemical digestion.
E. It is shaped like the letter J.
Answer: C
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What is the term for water movement across a membrane from high concentration to low concentration?
A) osmosis B) facilitated diffusion C) active transport D) filtration E) None of the answers are correct.
Which modified form of pyruvate enters the citric acid cycle?
a. acetyl CoA b. adenosine diphosphate c. citric acid d. oxaloacetic acid e. pyruvic acid
Tubular secretion is important
a. in the renal regulation of hydrogen ion concentration b. for the elimination of certain nonfilterable organic ions from the body c. in the renal regulation of sodium balance d. for reasons a and b e. for reasons a, b, and c
The gastrocnemius muscle is most likely to be innervated by the ________ nerve.
A. femoral B. obturator C. median D. common fibular (peroneal) E. tibial