Question

multiple choice question
the type of fiber that tends to function anaerobically and fatigue quickly is the:
o slow - twitch
o intermediate - twitch
o fast - twitch

Explanation:

Fast - twitch muscle fibers rely more on anaerobic metabolism and fatigue rapidly compared to slow - twitch fibers which use aerobic metabolism and have better endurance. Intermediate - twitch fibers have characteristics between the two but still fast - twitch fibers are the ones that predominantly function anaerobically and fatigue quickly.

Answer:

C. fast-twitch