during-muscle-contraction-what-role-does-the-sarcoplasmic-reticulum-play

Question

During muscle contraction, what role does the sarcoplasmic reticulum play?

Accepted Answer

It releases calcium ions that initiate the contraction process.

Answer

It stores oxygen for aerobic respiration.

Answer

It provides ATP for muscle contraction.

Answer

It anchors myosin filaments to the Z disc.