Intestinal barrier function US Medical PG Flashcards - Medical Study Cards
Master Intestinal barrier function with OnCourse flashcards. These spaced repetition flashcards are designed for medical students preparing for NEET PG, USMLE Step 1, USMLE Step 2, MBBS exams, and other medical licensing examinations.
Intestinal barrier function Flashcard Deck - 10 Cards
Flashcard 1: Motilin is secreted from the small intestine during _____ states (fed or fasting)
Answer: fasting
Flashcard 2: Which type of immunity (innate or adaptive) includes chemical barriers, such as lysozyme and defensins? _____
Answer: Innate immunity
Flashcard 3: Mucosal defenses include normal _____, which provides nutrients and picks up leaked acids
Answer: blood supply
Flashcard 4: Which epithelial cell junction prevents paracellular movement of solutes? _____
Answer: Tight junctions (zonula occludens)
Flashcard 5: satiety
Answer: ventromedial area of the hypothalamus
Flashcard 6: What is the function of the area postrema?
Answer: emetic center of brain
Flashcard 7: Give two cell types rich in rough endoplasmic reticulum (RER).
Answer: intestinal goblet cells, plasma cells
Flashcard 8: Is the plasma membrane symmetric or asymmetric?
Answer: asymmetric interior vs exterior
asymmetric regionally on same side
Flashcard 9: What type of cytoskeletal element is most associated with adherens junctions?
Answer: microfilaments (actin and myosin)
Flashcard 10: What are the three classes of cytoskeletal elements?
Answer: microfilaments, intermediate filaments, microtubules
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