HBS 1.2.1-1.2.2 Flashcard

Front

What type of muscle tissue possesses striations?

Back

Cardiac and skeletal muscle both possess striations.

Front

What is the functional unit of the muscle cell?

Back

The functional unit of the muscle cell is the sarcomere.

Front

What does the perimysium wrap?

Back

The perimysium wraps a fascicle of muscle cells.

Front

What is represented by Label A in muscle anatomy?

Back

Label A represents the epimysium.

Front

Which type of muscle tissue contracts most quickly upon stimulation?

Back

Skeletal muscle contracts most quickly upon stimulation.

Front

What is the role of the epimysium?

Back

The epimysium surrounds the entire muscle.

Front

What are myofilaments?

Back

Myofilaments are the filaments of myofibrils, constructed from proteins, primarily actin and myosin.

Front

What is a fascicle in muscle anatomy?

Back

A fascicle is a bundle of muscle fibers.

Front

What is the difference between cardiac and skeletal muscle?

Back

Cardiac muscle is involuntary and striated, while skeletal muscle is voluntary and striated.

Front

What is the function of the sarcomere?

Back

The sarcomere is the basic unit of muscle contraction.