GENERAL HISTOLOGY

MUSCLE

SKELETAL MUSCLE

Question [CLICK ON ANY CHOICE TO KNOW THE RIGHT ANSWER]
Fascicles
A
consist of a single muscle cell.
B
A muscle fascicle is a bundle of skeletal muscle fibers surrounded by perimysium, a type of connective tissue.
C
basic contractile unit of muscle fiber.
D
None of the above
Explanation: 

Detailed explanation-1: -Each bundle of muscle fiber is called a fasciculus and is surrounded by a layer of connective tissue called the perimysium. Within the fasciculus, each individual muscle cell, called a muscle fiber, is surrounded by connective tissue called the endomysium .

Detailed explanation-2: -Perimysium is a continuous layer of collagenous connective tissue that separates the skeletal muscle tissue into muscle fascicles (i.e., bundles of muscle cells).

Detailed explanation-3: -Each fascicle is wrapped in connective tissue: the perimysium. The process is repeated within the fascicle, with each muscle fibre surrounded by an endomysium. Blood vessels and nerve fibres enter the muscle via this connective tissue network.

Detailed explanation-4: -Skeletal muscles contain connective tissue, blood vessels, and nerves. There are three layers of connective tissue: epimysium, perimysium, and endomysium. Skeletal muscle fibers are organized into groups called fascicles.

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