When drawing blood from a patient, you can make the veins in their arm become more prominent by asking them to __________.

When drawing blood from a patient, you can make the veins in their arm become more prominent by asking them to __________.
A . Point their arm towards the floor
B . Breathe rapidly
C . Hold their breath
D . Clench their fist

View Answer

Answer: D

Explanation:

When a patient clenches their fist the amount of blood flowing into the hand is temporarily decreased by

the contraction and so blood builds up further up the arm, making veins more prominent and so easier to see.