Question

when a muscle fiber is stimulated at a high enough frequency that it doesnt have time to relax, the forces of the individual twitches combine. what is this process called?
latency
recruitment
summation

Explanation:

Latency refers to the time delay before a response. Recruitment is about activating more muscle fibers. Summation is when muscle twitches combine due to high - frequency stimulation without time to relax.

Answer:

C. Summation