Why Is the Radial Artery the Preferred Site for Arterial

Multiple Choice

Why is the radial artery the preferred site for arterial blood sampling?
1) It is near the surface and easy to palpate and stabilize.
2) The ulnar artery normally provides good collateral circulation.
3) The radial artery is not near any large veins.
4) It is the largest artery located in the upper extremities.

A) 1 and 4 only
B) 3 only
C) 2 and 4 only
D) 1, 2, and 3 only