Muscle Structure

The entire muscle is encased by connective tissue called the

• sacromere

• sarcoplasm

• myosin

• epimysium

The _______________ covers bundles of cells (fascicles) within the muscle.

• endomysium

• perimysium

• sarcoplasm

• tendon

the cordlike connective tissue that attaches a muscle to a bone is called

• a tendon

• a ligament

• a sarcomere

• a fascicle

the functional contractile unit within a muscle fiber is called the

• sarcomere

• fascia

• sarcoplasm

• tendon

the cytoplasm of a muscle cell is called the

• myosin

• actin

• fascia

• sarcoplasm

Structure B is known as the thin filaments of the sarcomere, what is another name for the thin filaments?

• myosin

• actin

• fascia

• myofibril

Structure C is known as the thick filament of the sarcomere, it is also known as

• myosin

• actin

• fascia

• myofibrils

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

Tags

NGSS.HS-LS1-2

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

• Perimysium

• Epimysium

• Endomysium

Which connective tissue wraps around the entire outside of each fascicle?

• Perimysium

• Epimysium

• Endomysium