The Sarcoplasmic Reticulum is the Smooth Endoplasmic Reticulum of a Muscle

Question

The sarcoplasmic reticulum is the smooth endoplasmic reticulum of a muscle fiber.

Accepted Answer

The sarcoplasmic reticulum is a specialized form of smooth endoplasmic reticulum found in muscle fibers. It plays an important role in regulating calcium levels during muscle contraction and relaxation.