Respiratory definitions Flashcards
the respiratory system
a system of organs and tissues involved in bringing oxygen (O2) into the body cells and removing carbon dioxide that cells produce as waste.
aveoli/lungs
where the exchange of CO2 -> O2 takes place
Capillaries/muscles
Where the exchange of O2 to CO2 takes place
Nose
a. external access of getting air into the body
Mouth
a. external access of getting air into the body
trachea
a. referred to as “wind pipe”
Bronchi
branches from the primary bronchi
bronchioles
smaller tubes of the bronchial tree that continue to divide into smaller branches
aveoli
a. spongy air-filled sacs surrounded by capillaries
Lungs
a. main structure of the respiratory system
diaphragm
a. thin muscle that separates the lungs from the intestines and stomach
Ribs
bones of the chest which protect the lungs
