Respiratory system
Commonly called the windpipe, this structure is strengthened by rings of cartilage.
trachea
smaller branches from the bronchi that enter the lungs
Bronchioles
This process is the result of air rushing into the lungs
Inhalation
from the air sacs/alveoli, where does the oxygen pass into the blood from which blood vessel?
the capillaries
What is the number one cause of lung disease/damage?
Smoking
These air passages divide from the windpipe at the bottom of the trachea.
bronchi
The voicebox
larynx
Volume of chest decreases during _____
Exhalation
Bones that protect the lungs
the Rib cage
This happens when something irritates your nose
Sneeze
What is the name of the large muscle (singular) that pulls air into the lungs?
The diaphragm
A breathing disorder
What is asthma?
During inhalation what does the diaphragm do?
Contracts and moves down
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
This is a flap that covers the windpipe and helps keep food and water from entering the lungs.
Epiglotis
where oxygen and carbon dioxide change places in the lungs
the alveoli/air sacs
This pulls down and causes air to rush into the chest cavity
Diaphragm
The part of the respiratory system that is connected to the nose and mouth and is shared with the digestive system.
Pharynx
What is the sticky coating that is secreted by cells along your respiratory tract?
Mucus
What are the tiny balloon-like sacs that look like bunches of grapes where carbon dioxide in the blood is exchanged for oxygen?
Alveoli
Where does air enters the body?
the nose or mouth
The purpose of the rings of cartilage in the trachea
To ensure it doesn't close in on itself
What is the main organ of the respiratory system?
Lungs
Name two thing that nose does
1. Filters the air (hairs)
2. Warms the air going in