Which of the following are true regarding processes that are involved in the Relaxation Period of a muscle twitch? (choose all that apply) O This is the fırst phase where the "cross-bridge" occurs O...

Extracted text: Which of the following are true regarding processes that are involved in the Relaxation Period of a muscle twitch? (choose all that apply) O This is the fırst phase where the "cross-bridge" occurs O ATP binds to the Myosin head to release it from Actin n Calcium is removed from sarcoplasm and returned to sarcoplasmic reticulum O This is the phase that begins the depolarization of the sarcolemma O Acetylcholinesterase helps to remove Acetylcholine from the synapse