Skeletal muscle anatomy

Front

What is the covering of a muscle fascicle?

Back

Perimysium

Front

What protein is represented by letter D in muscle anatomy?

Back

Myosin

Front

What is the covering of an individual muscle fiber?

Back

Endomysium

Front

What is the term for a bundle of muscle fibers?

Back

Fascicle

Front

What is the outermost layer covering a muscle?

Back

Epimysium

Front

What is the cell membrane of a muscle fiber called?

Back

Sarcolemma

Front

What is the cytoplasm of a muscle cell known as?

Back

Sarcoplasm

Front

What is the function of mitochondria in muscle cells?

Back

They produce energy (ATP) for muscle contraction.

Front

What is the role of actin in muscle contraction?

Back

Actin is a protein that interacts with myosin to facilitate muscle contraction.

Front

What is the H zone in muscle anatomy?

Back

The H zone is the region in the center of the sarcomere where only myosin filaments are present.