Human Body Systems

Front

How do the respiratory and circulatory systems work together?

Back

The respiratory system brings in oxygen, and the circulatory system moves it around.

Front

What is an organ?

Back

A group of tissues that work together to perform closely related functions.

Front

What is the correct order of the levels of organization from smallest and most simple to largest and most complex?

Back

cell, tissue, organ, organ system

Tags

NGSS.MS-LS1-3

Front

What is the function of the nervous system? What is the main organ it includes?

Back

The function of the nervous system is to send and receive messages. The main organ it includes is the brain.

Front

What is the function of the digestive system? What is the main organ it includes?

Back

The function of the digestive system is to break down food. The main organ it includes is the stomach.

Front

What is the main function of the circulatory system?

Back

To transport blood, nutrients, and oxygen throughout the body.

Front

What is the main function of the respiratory system?

Back

To bring oxygen into the body and remove carbon dioxide.

Front

What are tissues?

Back

Groups of similar cells that work together to perform a specific function.

Tags

NGSS.MS-LS1-3

Front

What is an organ system?

Back

A group of organs that work together to perform complex functions for the body.

Front

What is homeostasis?

Back

The process by which the body maintains a stable internal environment.

Tags

NGSS.HS-LS1-3