Which of the following statements is false?
A) Secretin and CCK are produced by the stomach and are important hormones in regulating digestion.
B) Parietal cells are activated during the cephalic phase.
C) The gastroileal and gastroenteric reflexes accelerate movement of materials throughout the small intestine.
D) Teniae coli of the large intestine correspond to the muscularis mucosa of the small intestine.
E) The external anal sphincter is composed of skeletal muscle.
Answer: A
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Frequency of sexual intercourse varies considerably across societies. Most societies:
A. encourage people to indulge in a variety of sexual activities. B. have restrictions against intercourse at certain times or in certain situations. C. encourage individuals to have sexual intercourse as frequently as possible. D. discourage married couples from having sexual intercourse on a regular basis
The most important phagostimulants of insects are
A) Sugars. B) Amino acids. C) Fatty acids. D) Both A and B
From the right ventricle, blood flows directly into the ________.
A. pulmonary trunk B. pulmonary arteries C. pulmonary veins D. right atrium E. aorta
A ration is divided into a 24 hours time frame
Indicate whether the statement is true or false