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Respiration: Vocab

Vocab on the Respiratory System

TermDefinition
Alveoli Small sac of lung tissue used for movement of gases in and out of the bloodstream, attached to bronchi
Bronchi passages that branch off and direct air into the lungs from the trachea, attached to Alveoli
Bronchioles Small bronchi
Diaphragm dome shaped muscle under the lungs that moves up and down to allow the lungs to fill and contract, very important for Respiratory system
Larynx at the top of the trachea, voice box
Lung main organ, where bronchi are located, where gas exchange takes place
Cilia hair-like projections on the outside of cells that move in wavelike progression
Pharynx the throat, part of two systems, Respiratory and Digestive
Respiration the process in which we breathe and talk
Nasal Cavity in nose, collects dust when you breathe and talk
Trachea windpipe, where air enters the Respiratory system
Vocal Chord the folds of tissue that produce voice, stretch across larynx opening
Sinuses air filled cavities in the skull bone
Created by: nnorthrup18