EXAM Review muscles

Front

What is an individual muscle cell referred to as?

Back

Fiber

Front

Identify the muscle located in the front of the lower leg.

Back

Tibialis Anterior

Front

What happens to motor units as stimulus intensity increases?

Back

More motor units are stimulated, increasing the strength of muscle contraction.

Front

What is the name of the muscle that is part of the quadriceps group and is located medially?

Back

Vastus Medialis

Front

Which muscle is known as the major muscle of the chest?

Back

Pectoralis Major

Front

What is the primary function of skeletal muscles?

Back

To facilitate movement by contracting and pulling on bones.

Front

What is the role of the gastrocnemius muscle?

Back

To flex the knee and plantarflex the foot.

Front

What is the term for the process of increasing the number of active motor units?

Back

Motor unit recruitment.

Front

What is wave summation in muscle contraction?

Back

It is the increase in muscle tension that occurs when a second stimulus is applied before the muscle has completely relaxed.

Front

What is the function of the deltoid muscle?

Back

To abduct the arm at the shoulder.