Body Systems

Which system of the human body provides protection to most of the major organs?

• A. skeletal system

• B. circulatory system

• C. respiratory system

• D. muscular system

Which of the following body systems is responsible for producing heat?

• A. skeletal system

• B. nervous system

• C. muscular system

Which BEST describes the function of the skeletal system?

• A. It transports oxygen to cells and tissues.

• B. It gives shape and support to the human body.

• C. It takes in and breaks down all necessary nutrients for the body.

Which BEST explains how the muscular system relies on the respiratory system?

• A. The respiratory system cools the muscular system.

• B. The respiratory system acts as the support system for the muscular system.

• C. The respiratory system brings oxygen into the body for the muscular system to use.

Which are parts of the digestive system?

• A. mouth, lungs

• B. mouth, teeth

• C. mouth, brain

In which system of the human body does the heart belong?

• A. skeletal system

• B. respiratory system

• C. cardiovascular system

Which best describes a function of the circulatory system?

• A. transport blood

• B. provide oxygen

• C. help the body move

Which body system’s main purpose is to help the body move?

• A. digestive system

• B. muscular system

• C. respiratory system

Which body system sends messages to the brain?

• A. nervous

• B. muscular

• C. circulatory

Why does damage to the skeletal system have an effect on the other systems?

• A. Nutrients for other systems would not be passed on by the skeletal system.

• B. The skeletal system would not be able to pass on messages from the brain.

• C. Nutrients needed to repair the skeletal system would be taken from other systems.