The Respiratory System Flashcards
The Respiratory System provides _______ needed for ________ _________ and ________ carbon dioxide from the body
oxygen
cellular
respiration
removes
organs and components of respiratory system
nose & mouth
pharynx (throat)
larynx
trachea (windpipe)
bronchi
bronchioles
alveoli
diaphragm
external intercostal muscles
internal intercostal muscles
respiration begins with taking in air
nose and mouth
where your vocal cords are
larynx
throat
pharynx
passes air into the bronchi
trachea
windpipe
trachea
what is the trachea made of?
cartilage
passes air from trachea to lungs
bronchi
each bronchus in the lungs branches out like a tree into this
bronchioles
sacs at the end of the bronchioles where oxygen and carbon dioxide are exchanged through capillaries
alveoli
muscle that enables you to breathe
diaphragm
diaphragm:
_______ to draw air in. ______ to push out.
flattens
relaxes
found between ribs. pulls ribs upward and outward.
external intercostal muscles
pull the ribcage downward during exercise. not used in normal breathing.
internal intercostal muscles