Biology, asked by mandeep3322, 1 year ago

Write down the structure of skeletal muscle.

Answers

Answered by divya7547
1

These are the striated muscle , which under the voluntary control of the somatic nervous system.They associated with bones ,hence they are called skeletal muscles. l hope this helps you .....

Answered by Anonymous
2

HLO MATE HERE IS UR ANSWER

. STRUCTURE OF MUSCLE

. The muscles which are attached to skeletal structures are called skeletal muscles.

. Skeletal muscles are attached to bones by tendons.

. A skeletal muscle consist of many long cylindrical unbranched muscle fibres.

. Skeletal muscle fibre is surrounded by thin connective tissue sheath , the endomysium .

. A bundle of muscle fibre is called fascicle.

. Each fascicle is surroundrd by connective tissue sheath called perimysium.

. A group of perimysia form a muscle.

. Muscle is surrounded by connective tissue sheath called epimysium .

. The connective tissue layers form a tendon by which muscle is attached to skeleton.

. STRUCTURE OF SKELETAL MUSCLE FIBRE.

. A skeletal muscle fibre is a long , cylindrical unbranched cell.

. It is multinucleated (syncytium ) and nuclei are peripheral.

. The protoplasm is sarcoplasm and has many myofibrils.

. Each myofibrils has alternate dark and light bands, hence called striped muscle.

. Skeletal muscles contract quickly and. fatigue quickly.

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