The Muscular System - Anatomy and Physiology 2021 Spring

Muscles are bundles muscle fibers held together by connective tissue.

• True

• False

When muscles contract, they become longer and thinner.

• True

• False

If a muscle functions without conscious thought or control, it is called voluntary.

• True

• False

When a muscle attaches to a bone, the end that does not move is called the origin.

• True

• False

Muscles atrophy when they are exercised to the point of pain.

• True

• False

Foot drop is a common contracture.

• True

• False

The intercostal muscles are important for breathing.

• True

• False

Muscular dystrophy is a chronic condition where nerve impulses are not properly transmitted to the muscles.

• True

• False

Fibromyalgia is chronic, widespread pain in specific muscle sites.

• True

• False

Which of the following kinds of muscle is voluntary?

• cardiac

• skeletal

• visceral

• smooth