Practice 1: Muscle Structure

Front

What is the largest structure in muscle anatomy?

Back

Muscle

Front

What structure wraps around a fascicle?

Back

Perimysium

Front

What type of tissue connects skeletal muscle to bone?

Back

Tendon

Front

What is a fascicle made of?

Back

Muscle fibers

Front

Which of the following is a myofilament?

Back

Actin

Front

What is the basic contractile unit of a muscle called?

Back

Sarcomere

Front

What is the outermost layer of connective tissue surrounding a muscle?

Back

Epimysium

Front

What are the two main types of myofilaments?

Back

Actin and Myosin

Front

What is the role of the sarcolemma in muscle fibers?

Back

It acts as the cell membrane, regulating the entry and exit of substances.

Front

What is the function of myofibrils in muscle fibers?

Back

They are responsible for muscle contraction.