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Mouth One of the places where air enters the body
Nostrils (or nares) Another place where air enters the body
Nasal Passage Where air gets filtered and moicened by mucus and heats air as it travels
Cilia Tiny hairs that protect the nasal passageway
Pharynx Back of throat, where the mouth and nasal passageway meet
Epiglottis tiny flap of tissue that covers the wind pipe
Trachea Windpipe, sweep out bad things before entering the throat
Larynx The upper most part of the trachea, the voice box that contain vocal cords that vibrate to make sounds when we speak.
Bronchi @ the end of the trachea, it divides left and right, branch into smaller parts
Bronchioles the tiniest bronchi, end in tiny air sacs (alveoli)
Alveoli air sacs, where the exchange of oxygen and carbon dioxide takes place, there are about 300-400 million alveoli
Capillaries Tiny blood vessels around the alveoli
Lungs Allow oxygen in the air to be taken into the body, and also enables us to get rid of co2
Diaphragm The Muscle that pushes down when you breathe, creating space
Respiration The act of giving oxygen to our cells and waste removal of co2
Diffusion Natural occurence of molicules moving from high concentration to low concentration, blood gas exchange
Ventalation Scientific term for respiration
Created by: htgee18