You arrive on the scene to find an unconscious patient about 14 years of age. Where would you assess for a pulse on this patient?

You are caring for a 47-year-old male patient with classical chest pain suggestive of a myocardial infarction. Based on your understanding of the cardiovascular system, you know he could be suffering from damage, narrowing, or blockage of what arteries?

A) Brachial arteries B) Femoral arteries C) Coronary arteries D) Pulmonary arteries

A prolonged PTT is corrected when mixed with normal plasma and tested immediately and after a 2-hour incubation. Which test (or tests) should be performed next?

a. Bethesda titer b. High phospholipid PTT c. Anti-Xa assay d. Factor VIII and IX assays