NBME Answers : nikhilredd's page

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submitted by motherhen(69), visit this page

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In other words, what is the active product of the thyroid gland that is needed for normal development? Only thyroxine, iodine and thyroglobulin are in the thyroid gland. Of these, thyroxine is the active hormone produced that would affect development.

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cheesetouch *refuting thyroglobulin * Wikipedia: Thyroglobulin (Tg) acts as a substrate for the synthesis of the thyroid hormones thyroxine (T4) and triiodothyronine (T3), as well as the storage of the inactive forms of thyroid hormone and iodine within the follicular lumen of a thyroid follicle +

nikhilredd in pregnancy always keep an eye open for the harmones that can cross the placenta such as the thyroid hormones( not a steroid),cathecolamines( amino acid derivatives),corticosteroids and steroid hormones +

submitted by bingcentipede(359), visit this page

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Phenylephrine is an a1>a2 agonist, given as a nasal decongestant. Thanks Sketchy Pharm

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md_caffeiner I thought exactly the same,thoe brothers in sketchy, but then thought "spring?Sneezing? This is an asthym q and the answer shoud be b agonist" Too much thinking... +3

nikhilredd a common mechanism between nasal congestion and migraines are vasodilation and their treatment involves vasoconstriction- here alpha agonist +

submitted by topgunber(68), visit this page

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costochondritis is inflammation of the joints of the rib cage.(An inflammation of the cartilage that connects a rib to the breastbone). pain is reproducible with palpation, worse with movement and can be sharp in character. most importantly cardio / pulmonary findings will be negative.

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nikhilredd mostly u should differentiate between a aortic aneurysm since the pain is radiating backwards but always remember that it is not affected by palpation which is dead giveaway for the costochondritis +