USMLEstat high-yield

Daily high-yield USMLE Step 1 facts. Check out our website for innovative, memory-science based USMLE Step 1 prep

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Bacillus anthracis - acts as a adenylate cyclase resulting in increased cAMP levels - 27% get this right

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Pioglitazone may cause hepatotoxicity - 40% get this right

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Effect on V-max of competitive inhibitors - no change - 61% get this right

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A patient is found to have a positive Trendelenburg sign - superior gluteal nerve - 57% get this right

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Leads to increased IP-3 & DAG levels - G-q receptor - 57% get this right

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Neutrophil chemotaxis - LTB-4 - 47% get this right

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Escherichia coli - MacConkey agar (resulting in pink colonies) - 71% get this right

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Ethambutol - inhibits the enzyme arabinosyl transferase which polymerizes arabinose into arabinan - 40% get this right

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Hemophilus influenzae - virulence factors include: IgA protease - 46% get this right

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Bacillus anthracis - acts as a adenylate cyclase resulting in increased cAMP levels - 27% get this right

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Pioglitazone may cause hepatotoxicity - 40% get this right

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Effect on V-max of competitive inhibitors - no change - 61% get this right

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A patient is found to have a positive Trendelenburg sign - superior gluteal nerve - 57% get this right

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Somatostatin - inhibits insulin secretion - 70% get this right

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Mediates type 1 hypersensitivity reactions - IgE - 87% get this right

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Sulphonamides - inhibits folic acid formation - 63% get this right

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Lithium may cause nephrotoxicity - 58% get this right

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Salicylate - supportive, IV bicarbonate - 50% get this right

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Glucagon - increases gluconeogenesis - 63% get this right

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Leads to increased IP-3 & DAG levels - G-q receptor - 57% get this right