Skeletal Muscle Structure

Which of the following is the correct order of muscle structures going from largest to smallest

• Muscle --> Muscle fascicles --> Muscle fibers --> Myofibrils --> Sarcomeres

• Sarcomeres --> Myofibrils --> Muscle fibers --> Muscle fascicles --> Muscles

• Muscle --> Muscle fibers --> Muscle fascicles --> Sarcomeres --> Myofibrils

• Muscle fibers --> Muscle fascicles --> Muscle --> Myofibrils --> Sarcomeres

Which connective tissue wraps around the entire outside of the muscle?

• Perimysium

• Epimysium

• Endomysium

Which structure is A? (Hint: largest structure)

• Muscle

• Epimysium

• Muscle fiber

• Myofibril

Which structure is B?

• Muscle

• Epimysium

• Muscle fiber

• Myofibril

Which structure is C? (hint: whole bundle)

• Muscle fiber

• Fascicle

• Epimysium

• Perimysium

Which structure is D? (hint: tissue)

• Muscle fiber

• Fascicle

• Epimysium

• Perimysium

Which structure is F? (hint: tissue)

• Muscle fiber

• Endomysium

• Epimysium

• Perimysium

Which structure is G?

• Muscle fiber

• Endomysium

• Sarcomere

• Perimysium

TRUE OR FALSE: Every muscle is its own organ with its own blood vessels, nerves, and connective tissues.

• True

• False

Which of the following is also known as a muscle cell?

• Muscle

• Myofibril

• Sarcomere

• Muscle fiber