题目内容

哇巴因抑制thyroidhormone的产热效应是通过

A. 抑制Na+-K+ATP酶
B. 抑制腺苷酸环化酶
C. 抑制过氧化酶
D. 抑制脱碘酶

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血液中生物活性最强的thyroidhormone是

A. rT3
B. MIT
C. T3
D. T4

对脑和长骨发育至关重要的是

A. growthhormone
B. parathyroidhormone
C. vitamineD3
D. thyroidhormone

A52-year-oldmanisbroughttotheemergencydepartmentwithseverechestpain.Angiographydemonstratesaseverecoronaryocclusion.Athrombolyticagentisadministeredtoreestablishperfusion.Whichofthefollowingdoesthethrombolyticagentactivate?

A. Plasminogen
B. Prothrombin
C. Kininogen
D. Heparin

A42-year-oldpatientisscheduledforsurgerythatwilllikelyrequireatransfusion.Becausethepatienthasararebloodtype,anautologousbloodtransfusionisplanned.Priortosurgery,1500mLofbloodiscollected.Thecollectiontubescontaincalciumcitratetopreventcoagulation.Whichofthefollowingisthemechanismforcitrate’santicoagulativeaction?

Activatingplasminogen
B. Chelatingcalcium
C. Blockingthrombin
D. BindingfactorXII

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