WBR0880
| Author | [[PageAuthor::Rim Halaby, M.D. [1]]] |
|---|---|
| Exam Type | ExamType::USMLE Step 1 |
| Main Category | MainCategory::Physiology |
| Sub Category | SubCategory::Hematology |
| Prompt | [[Prompt::A 56 year old man is admitted to the hospital for severe angina, dyspnea, and diaphoresis. His initial labs are significant for elevated troponins. The man undergoes emergent PCI and is discharged home several days later on dual antiplatelet therapy consisting of aspirin and clopidogrel. Which of the following steps in primary hemostasis is inhibited by aspirin and clopidogrel respectively?]] |
| Answer A | AnswerA::vWF binding GpIb, ADP release |
| Answer A Explanation | AnswerAExp:: |
| Answer B | AnswerB::vWF binding collagen, GpIIbIIIa expression |
| Answer B Explanation | AnswerBExp:: |
| Answer C | AnswerC::Thromboxane A2 release, GpIIbIIIa binding fibrinogen |
| Answer C Explanation | AnswerCExp:: |
| Answer D | AnswerD::Thromboxane A2 release, GpIIbIIIa expression |
| Answer D Explanation | AnswerDExp:: |
| Answer E | AnswerE::Thromboxane A2 release, ADP release |
| Answer E Explanation | AnswerEExp:: |
| Right Answer | RightAnswer::D |
| Explanation | [[Explanation:: Educational Objective: |
| Approved | Approved::No |
| Keyword | |
| Linked Question | Linked:: |
| Order in Linked Questions | LinkedOrder:: |