Skeletal Muscle Components

Muscles and bones attach to one another via which type of connective tissue?

• epimysium

• tendon

• ligament

• endomysium

Which connective tissue surrounds the ENTIRE MUSCLE?

• epimysium

• perimysium

• endomysium

• tendon

Which connective tissue surrounds a FASCICLE?

• epimysium

• perimysium

• endomysium

• tendon

Which connective tissue surrounds a MUSCLE FIBER?

• epimysium

• perimysium

• endomysium

• tendon

What is another term for a MUSCLE CELL?

• muscle fiber

• fascicle

• myofibril

• sarcomere

THIN FILAMENTS are composed of the protein ____________________.

• actin

• myosin

• titin

• sarcomeres

THICK FILAMENTS are composed of the protein ____________________.

• actin

• myosin

• titin

• sarcomeres

Which of the following represents the smallest level of a muscle:

muscle fiber, myofibril, sarcomere, entire muscle, fascicle

• muscle fiber

• myofibril

• fascicle

• sarcomeres

Skeletal muscles are _______________________.

• voluntary

• involuntary

The cell membrane of a muscle cell is called the ____________________________.

• sarcolemma

• sarcoplasmic reticulum

• T-tubule

• actin