Contact digestion takes place in/at the ________.
A. intestinal crypts
B. gastric pits
C. surface of the gastric mucosa
D. cytoplasm in the cells of the small intestine
E. brush border of the small intestine
Answer: E
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Precapillary sphincters will
A. open when the tissue needs nutrients. B. control blood flow into the true capillaries. C. close when the tissue's needs have been met. D. cause blood to flow directly from the metarteriole into the postcapillary venule. E. All of these answers are correct.
This figure shows the pituitary gland. Which number indicates the posterior pituitary?
A. 1 B. 2 C. 4 D. 5 E. 6
Which does not correctly pair a movement with its opposing movement?
A. Dorsiflexion - plantar flexion B. Flexion - extension C. Elevation - retraction D. Pronation - supination E. Abduction - adduction
Cells found associated with connective tissue proper that ingest foreign substances, microorganisms, and dead and damaged cells are:
A) phagocytes. B) fibroblasts. C) mast cells. D) adipocytes.