Motilin is secreted from the small intestine during _____ states (fed or fasting)
The amount of _____ secretion by GI mucosal cells determines H2O secretion
How does osmolarity change with diarrhea? _____
K+ is absorbed in the _____ intestine via passive diffusion
Aldosterone upregulates the _____ pump on the apical membrane of the alpha-intercalated cells, increasing H+ excretion
Which portion of the small intestine is responsible for absorption of bile salts? _____
satiety
What is the function of the area postrema?
Give two cell types rich in rough endoplasmic reticulum (RER).
Is the plasma membrane symmetric or asymmetric?
Study 10 flashcards on Water and electrolyte handling in GI tract for USMLE Physiology. These active recall cards cover the key concepts, clinical associations, and high-yield facts from this chapter of GI physiology (digestion, absorption, motility). Each card is designed to test your understanding rather than just recognition, building stronger and more durable memories for exam day.
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