Respiratory System
What does the Respiratory System do?
Brings Oxygen into the body.
What is the Circulatory System responsible for?
Bringing blood to the whole body.
What is the main organ of the circulatory System
The Heart
How thick are Capillaries.
They are only one cell thick.
What does your body do when your tired to let in more air?
Yawn
What does the diaphragm do when the body inhales?
It contracts to make room for the lungs.
What would the Circulatory System not work without
A Heart
What is the main organ of the respritory system?
The Lungs
What do white blood cells help with?
They help you to not get sick.
Why do hiccups happen?
Sudden diaphragm movements
What does your body do when it is tired?
It sends a signal to your brain and you yawn to let in more oxygen.
what are the two main parts of the Circulatory System?
Blood Vessels, and heart
Why is the left lung smaller than the right lung?
To make room for the heart.
What are platelets?
They are cells that clot bleeding.
How many alveoli does the body have?
600 million!
What is the route from the mouth down to the alveoli?
Goes down from the mouth down the pharynx to the larynx which connects to the trachea, this connects to the bronchi. The bronchi then connects to the bronchioles which connects to the alveoli.
What do the valves in the body do?
Make sure the rest of the body gets the right amount of blood
What protects the lungs?
Your rib cage
Which has more cells, White or Red blood cells?
What does plasma carry?
Nutrients and hormones
Where does the gas exchange in the respiratory/circulatory system and where does it happen
It exchanges oxygen and carbon dioxide in the lungs
What do Capillaries do?
Remove carbon dioxide and other waste products from the body.
Do lungs float?
Yes!
Where is the only place in the body where the blood can be oxygenated?
The Alveoli
What does the epiglottis do?
It closes the trachea when you swallow food or liquid.