Question 1
What contributes to muscle fatigue?
◦ lactic acid buildup
◦ glycogen depletion
◦ both lactic acid buildup and glycogen depletion
◦ loss of nerve innervation
◦ stretching a muscle
Question 2
What is the term for the sudden and involuntary contraction of a muscle?
◦ spasm
◦ twitch
◦ tetanus
◦ treppe
◦ paralysis