What action is involved in the concentric phase of the biceps curl?
a. flexion at the elbow
b. extension at the elbow
c. pronation of the forearm
d. supination of the forearm
Answer: a. flexion at the elbow
What action is involved in the concentric phase of the biceps curl?
a. flexion at the elbow
b. extension at the elbow
c. pronation of the forearm
d. supination of the forearm
Answer: a. flexion at the elbow