Human Body Connections

Which body system sends electrical signals to all other body systems?

• digestive

• circulatory

• nervous

• skeletal

How does the respiratory system work with the circulatory system?

• by brining oxygen into the blood in the lungs

• by removing blood from the lungs when needed

• by taking liquid waste from the heart to the digestive system

• by taking in air directly through the skin

• 1

• 2

• 3

• 4

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

• The respiratory system cools the muscular system.

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

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

How does the circulatory system work with the digestive system?

• to help the body move

• to supply nutrients to the body

• to control all of the body systems

What 2 body systems help our body move?

• skeletal

• digestive

• respiratory

• muscular

How are the muscular and digestive systems similar?

• Both help the body sleep.

• Both help the body think

• Both help the body digest food

• Both help the body take in oxygen

Which two human body systems are MOST responsible for getting oxygen to cells?

• digestive and skeletal

• skeletal and circulatory

• circulatory and respiratory

• respiratory and digestive

What are the functions of the respiratory and digestive systems?

• The respiratory system helps with movement, and the digestive system sends signals to the brain

• The respiratory system produces red blood cells, and the digestive system delivers blood around the body

• The respiratory system brings oxygen into the body, and the digestive system breaks down food into nutrients

What are the functions of the skeletal and muscular systems?

• The skeletal system produces red blood cells. The muscular system helps the body move.

• The skeletal system protects organs. The muscular system creates red blood cells.