What causes the colon's main motility?
a. peristalsis
b. diffusion
c. smooth muscle reflexes
d. haustral contractions
e. the presence of fiber
d
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This figure shows the lymphatic system. Which number(s) indicate structures that contain MALT?
A. 5 B. 3, 5 C. 1, 4, 9 D. 7 E. 2, 6, 7, 8
Fat-soluble vitamin overdoses primarily affect which organ?
A) heart B) brain C) skeletal muscles D) liver E) lungs
Blood within liver sinusoids comes from the hepatic artery and is headed toward the hepatic portal vein
Indicate whether this statement is true or false.
When acetylcholine binds to receptors at the motor end plate, the end plate membrane becomes
A) more permeable to sodium ions. B) less permeable to sodium ions. C) more permeable to calcium ions. D) less permeable to potassium ions. E) repolarized.