What is Found Within the Intercalated Disks of Cardiac Muscle

Question

What is found within the intercalated disks of cardiac muscle?
A) sarcoplasmic reticulum
B) gap junctions
C) dense connective tissue
D) bone
E) myoglobin

Accepted Answer

Gap junctions are found within the intercalated disks of cardiac muscle, allowing for rapid spread of electrical impulses that coordinate contractions throughout the heart. The other choices are not typically found in intercalated disks.