Match the structures with the accurate description.
-highly organized bundles of contractile proteins within a skeletal muscle cell
A)muscle fiber
B)fascicle
C)sarcolemma
D)myofibril
E)t-tubules

Question

Quizplus · Accepted Answer

Myofibrils are the highly organized bundles of contractile proteins within a skeletal muscle cell, including actin and myosin.

Answer: A
 Muscle fibers are the individual cells that make up skeletal muscle tissue and contain multiple myofibrils.

Answer: B
 Fascicles are groups of muscle fibers bundled together by connective tissue.

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

Answer: E
 T-tubules are invaginations of the sarcolemma that allow for the conduction of nerve impulses deep into the muscle fiber.

Match the Structures with the Accurate Description