The training regimen of a competitive weight lifter is designed partly to __________.
A) convert certain parallel muscles into stronger pennate muscles
B) increase the average number of myofibrils per muscle fiber
C) convert white muscle tissue to red muscle
D) increase the size of his motor units
E) lower the threshold for muscle excitation

Question

Quizplus · Accepted Answer

Muscle hypertrophy, a goal of weightlifters, involves increasing the number of myofibrils per muscle fiber, which enhances muscle strength and size.

The Training Regimen of a Competitive Weight Lifter Is Designed