Human Body Systems Mid Unit Review

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 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 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

Which body system includes the lungs?

• A. respiratory system

• B. digestive system

• C. skeletal system

Carries materials like energy from food and oxygen to the cells in the body

• Circulatory System

• Digestive System

• Respiratory System

• Skeletal System

Strong muscle that pumps blood around the body

• Heart

• Lungs

• Veins

• Arteries

The ________ help fight off germs in the body

• White blood cells

• Red blood cells

• Veins

• Arteries

Tubes that carry USED blood BACK to the heart.

• Veins

• Arteries

• Blood Vessels

• White blood cells