Which diagnostic study is MOST useful for verification of thoracic aortic dissection?

A decrease in red blood cells, hemoglobin, and/or hematocrit is known as which of the following?

A) anemia B) coagulation defect C) purpura D) thrombocytopenia

The trade name of carbachol is:

A) Humorsol B) Antilirium C) Miostat D) Propine