The following are multiple choice questions (with answers) about medical knowledge.   **Question:** Best test that shows the integrity of intrinsic pathway of clotting mechanism   (A) bleeding time   (B) aPTT   (C) prothrombin time   (D) clotting time
['(B) aPTT <> answer', 'The following are multiple choice questions (with answers) about medical knowledge. <> instruction', '(A) bleeding time \n (B) aPTT \n (C) prothrombin time \n (D) clotting time <> possible answers', '  Best test that shows the integrity of intrinsic pathway of clotting mechanism <> context@']