Muscular System Pretest

One of the characteristics of muscles is extensibility. This allows muscles to:

• react to an impulse

• contract

• stretch

• consume oxygen

Which of the following is one of the properties of muscles?

• excitability

• portability

• feasibility

• stability

The walls of the heart are made of:

• coronary muscle

• cardiac muscle

• striated muscle

• voluntary muscle

Where would you find a voluntary muscle?

• in blood vessel walls

• inside the heart

• lining the stomach

• attached to the femur

After you swallow food, what kind of muscle moves the food toward your stomach?

• cardiac

• skeletal

• smooth

• voluntary

What muscle movement occurs when you move your hand from an open palm to a fist?

• abduction

• adduction

• flexion

• extension

When a muscle attaches to a bone, the end that does not move is the:

• origin

• insertion

• root

• tendon

Of the following, what muscle is superior to the other three?

• intercostals

• gastrocnemius

• sternocleidomastoid

• trapezius

Of the following, what muscle would do the most work if you ran five miles?

• sternocleidomastoid

• gastrocnemius

• pectoralis major

• quadriceps femoris

Karina’s leg was in a cast for ten weeks. You would expect her leg muscles to experience some degree of:

• circumduction

• hypertrophy

• atrophy

• rotation