Quiz: Skeletal and Muscular Systems

What are the main functions of the skeletal system? Select all correct answers.

• Facilitates movement

• Supports the body

• Protects organs

• Takes in oxygen

• Excretes waste from the body

Marrow is found in the bones. What is the function of marrow in the skeletal system?

• To produce fats

• To produce calcium

• To produce cartilages

• To produce blood cells

Which statement correctly describes how the skeletal system and muscular system work together to allow for movement?

• The bone moves which pulls the tendon and muscle along with it.

• The muscle contracts and pulls the tendon which pulls the bone and allows the body to move.

• The muscle contracts and pulls the ligament which moves the bone at the joint.

• The tendon contracts which pulls the muscle and bone along with it and allows the body to move.

There are three types of muscle tissue. Which statement correctly describes the types?

• A. Cardiac muscles contract the heart. Skeletal muscles move the bones. Smooth muscles are found in the arteries and veins.

• B. Cardiac muscles contract the heart. Smooth muscles move the bones. Skeletal muscles are found in the arteries and veins.

• C. Cardiac, skeletal, and smooth muscles are all voluntary.

• D. Cardiac, skeletal, and smooth muscles are all involuntary.

The skeletal system protects the organs and provides support for the body. Which of the following is an example of protection?

• The rib cage protects the heart and lungs.

• The femur supports the weight of the body.

• The skull supports the brain.

• The spine supports the body's posture.

Describe how the skeletal system protects the organs and provides support for the body. Provide one example for protection and one for support.