Histology nbme Study guides, Class notes & Summaries

Cell membrane Correct Answer Phosphatidylcholine and sphingomyelin on EC side Phosphatidylethanolamine and phosphatidylserine on inside Increase in cholesterol => decrease in fluidity/permeability In some cells, covered by carb-rich glycocalyx Receptor-mediated endocytosis => both receptor and ligand get ingested by clathrin-coated vesicle Disorders of transport Correct Answer CF: defect in CTFR => salty sweat and thick mucus Cystinuria: inability to reabsorb cys in kidneys =&gt...

Defines cardiac muscle: Correct Answer Connected by intercalated discs and composed of branched cells No conn. tissue Three layers of cerebellum: Correct Answer Inner: Granular layer Middle: Purkinje cells Outer: Molecular layer Derived from cytoplasm of megakaryocytes: Correct Answer Platelets/thrombocytes 9+2 arrangement of microtubules: Correct Answer Cilia and axonemes Needed for muscle contraction of skeletal muscle: Correct Answer Ca2+ and ATP Supporting cell of CNS ...

Hematoxlyin and Eosin Correct Answer 1. Hematoxylin = basic dye stains acidic molecules like nucleus, DNA, RNA 2. Eosin = acidic dye stains basic molecules like cytoplasm Plasma membrane Correct Answer lipid bilayer in which proteins are embedded -has 2 layers 1. hydrophilic = head 2. hydrophobic = tail 2 types of proteins in plasma membrane: 1. Integral membrane proteins = inside the plasma membrane 2. Peripheral membrane proteins = outside of the membrane *steroids are lip...

HISTOLOGY NBME QUESTIONS WITH ANSWERS 100% CORRECT

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HISTOLOGY NBME QUESTIONS WITH ANSWERS 100% CORRECT

Hematoxlyin and Eosin Correct Answer 1. Hematoxylin = basic dye stains acidic molecules like nucleus, DNA, RNA 2. Eosin = acidic dye stains basic molecules like cytoplasm Plasma membrane Correct Answer lipid bilayer in which proteins are embedded -has 2 layers 1. hydrophilic = head 2. hydrophobic = tail 2 types of proteins in plasma membrane: 1. Integral membrane proteins = inside the plasma membrane 2. Peripheral membrane proteins = outside of the membrane *steroids are lip...

Granulosa cells Correct Answer greatest layer of estrogen secreting cells Predominant component of bone matrix Correct Answer 35% organic (type 1 collagen); 65% inorganic material Contraction of Myoepithelial cells in mammary glands due to what hormone? Correct Answer Acidophilic- Lactoptropes and Mammotropes (prolactin and PRH/PIH prolactin releasing nd inhibiting hormone) GIT- factors in ulcer development Correct Answer Acetylcholine stimulates the release of gastrin produced by enter...

What prevents the intercellular passage of ions from the luminal surface to the lamina propria of the intestine? Correct Answer Tight Junctions/ Zonulae Occludens What type of epithelial cells are in the intestine? Correct Answer Simple columnar What is located in your sertoli cells that forms the blood testis barrier? Correct Answer Tight Junctions / Zonulae Occludens What is overdistended and destroyed in emphysema? Correct Answer Alveolar ducts What biogenic amine is diurnally sec...

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