The purpose of the modified Allen test is to determine:
A. blood pressure in the ulnar artery
B. if collateral circulation is present
C. if the patient is absorbing oxygen
D. the clotting time of both allergies
Answer: B. if collateral circulation is present
If the answers is incorrect or not given, you can answer the above question in the comment box. If the answers is incorrect or not given, you can answer the above question in the comment box.