Question

A nurse informed John that she was about to take blood from his antecubital region. What part of his body was she referring to? Later, she came back and said that she was going to give him an antibiotic shot in the deltoid region. Did he take off his shirt or drop his pants to get the shot. Before John left the office, the nurse noticed that his left sural region was bruised. What part of his body was bruised?

Answer 1

His left sural region was bruised. as in arm

Answer 2

Here are the answers to the given questions above. 
1. The part of his body that the nurse is referring to is the region of the arm in front of the elbow. 
2. Since it is in the deltoid region, he took off his shirt. The deltoid muscle is the muscle forming the rounded contour of the shoulder. 
3. The left sural region that was bruised is the calf of the leg or gastrocnemius. 
Hope this answers help.