12 terms

Chapter 5 Respiratory System

Lessons 1 & 2
STUDY
PLAY
cellular respiration
body cells break down glucose and oxygen in order to release energy
pharynx
throat
trachea
wind pipe
bronchi
passages that take air to the lungs
cilia
cells that line the trachea to trap particles that need to be removed
lungs
the main organs of the respiratory system
alveoli
tiny, thin-walled sacs of lung tissue where gas exchange occurs
diaphragm
large, dome-shaped muscle used for breathing
larynx
voice box; where vocal cords are located
gas exchange
the process by which oxygen and carbon dioxide pass between the alveoli and the blood
respiration
breathing
respiratory system
a group of organs that takes in oxygen and gets rid of carbon dioxide