Question

When skeletal muscle cells undergo anaerobic respiration, they become fatigued and painful. This is now known to be caused by

A) buildup of pyruvate.
B) buildup of lactate.
C) increase in sodium ions.
D) increase in potassium ions.
E) increase in ethanol.

Answer 1

When skeletal muscle cells undergo anaerobic respiration, they become fatigued and painful. This is now known to be caused by buildup of lactate.