Respiratory system
The windpipe supported by rings of cartilage called?
trachea
How many days are in a leap year?
366
Orange Juice or Apple Juice
Orange Juice
Longest river in the world?
The nile
What is the number one cause of lung disease/damage?
Smoking
These air passages split from the windpipe at the bottom of the trachea.
bronchi
The voicebox
larynx
What are the hair-like structures that move back and forth along the trachea called?
Cilia
Bones that protect the lungs
the Rib cage
This happens when something irritates your nose
Sneeze
What is the large muscle that helps you breathe in?
The diaphragm
Exchange of oxygen and carbon dioxide
respiration
During inhalation what does the diaphragm do?
Contracts/Tightens
Hollow organ that allows you to talk and make sounds when air moves in and out
the Larynx
Physical activity causes breathing rate to do what?
Increase
What force pulls objects towards earth?
Gravity
where oxygen and carbon dioxide change places in the lungs
the alveoli/air sacs
This process is the result of air rushing into the lungs
Inhalation
Part of the body shared by the respiratory and digestive systems and connects the nose and the mouth?
Pharynx
What is the gooey substance made by the cells is the respiratory tract?
Mucus/Snot
Fastest land animal?
The cheetah
Where does air enters the body?
the nose or mouth
I bring air into your body with every breath you take. I split into branches and end in tiny sacs where oxygen is exchanged. What am I?
The respiratory system
What is the main organ of the respiratory system?
Lungs
Name two thing that nose hairs do.
1. Keeps pathogens out of the nose
2. Warms the air going in