An Isometric Contraction Is Described as

Multiple Choice

An isometric contraction is described as

A) action potential frequency is high enough that no relaxation of muscle fibers occurs.
B) a muscle produces constant tension during contraction.
C) a muscle produces an increasing tension as the length remains constant.
D) a muscle produces increasing tension as it shortens.
E) a muscle produces tension, but the length of the muscle is increasing.