Enlarged portions of the sarcoplasmic reticulum are called __________.
A) synaptic clefts
B) cisternae
C) H zones
D) T tubules
E) motor end plates

Question

Quizplus · Accepted Answer

The enlarged portions of the sarcoplasmic reticulum, which is a specialized type of smooth endoplasmic reticulum found in muscle cells, are called cisternae. These structures store calcium ions, which are essential for muscle contraction.

Enlarged Portions of the Sarcoplasmic Reticulum Are Called __________