Digestive System
Respiratory System
Circulatory System
100

Digestive system Memory Peg

God designed this system to give you the nutrients and energy it needs.

100

It contains the vocal cords and functions as the voice box while also protecting the airway during swallowing.

Larynx

100

What is the Circulatory system?

the body system that moves blood throughout the body. 



200

How long is the small intestine

chemicals in saliva that help to begin the process of breaking down your food. 



200

How many Bronchi?

2

200

What is Homeostasis

The body’s ability to maintain a stable internal environment, like temperature and water balance.

300

Esophagus

a tube starting at the back of your throat,leading to your stomach



300

What is a Trachea?

A flexible, reinforced tube (the “windpipe”) that extends from the larynx into the chest. It conducts inhaled air toward the lungs and branches into the bronchi.

300

What body system that brings oxygen into the body and removes carbon dioxide?



Respiratory System

400

Food spends between 30 minutes and 3 hours here depending on what you ate.  

Stomach


400

Alveoli

Microscopic, balloon‑like air sacs at the ends of the smallest bronchioles where oxygen and carbon dioxide are exchanged between the air and the bloodstream. They greatly increase the lungs’ surface area for gas exchange. 

400

Why is the Skeletal system important?

Gives the body shape, protects organs, and helps with movement.



500

Enzyme

chemicals in saliva that help to begin the process of breaking down your food. 

500

What does a diaphragm do?

It contracts and relaxes to change the volume of the lungs, making breathing possible.



500

How does the nervous system and respiratory system work together?

The nervous system sends messages to the respiratory system to control continuous breathing and triggering protective reflexes like coughing, and allowing for voluntary breath control.

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