Match the structures with the accurate description.
-a single muscle cell
A)muscle fiber
B)fascicle
C)sarcolemma
D)myofibril
E)t-tubules

Question

Quizplus · Accepted Answer

A single muscle cell is known as a muscle fiber.

Answer: D
 Myofibrils are cylindrical organelles present in muscle cells, composed of repeating contractile units called sarcomeres.

Answer: C
 Sarcolemma is the plasma membrane of a muscle fiber.

Answer: E
 T-tubules are invaginations of the muscle cell membrane that allow the action potential to penetrate deep into the muscle fiber, facilitating synchronized contractile events.

Answer: B
 Fascicles are bundles of muscle fibers (cells) surrounded by connective tissue.

Match the Structures with the Accurate Description