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Respiratory System

Vocabulary

VocabularyDefinition
cellular respiration process in which energy is released from glucose molecules in the cell
breathing process in which air moves into and out of the lungs
nasal cavity opening through which air first enters the body, moistens and cleans air
trachea transfers air in a tube from pharynx to bronchi
epiglottis flap of tissue that covers the trachea
larynx structure between pharynx and trachea to which vocal cords are attached
bronchi two tubes of the trachea that carry air into the lungs
bronchioles small tubes that connect bronchi and alveoli
alveoli clusters of tiny sacs where oxygen and carbon dioxide are exchanged
pharynx region where your nasal passages and mouth meet
diaphragm muscle beneath the lungs that helps move air in and out of the lungs
gas exchange process of moving oxygen and carbon dioxide through the capillaries in the lungs and other body tissues
inspiration taking air into the lungs
expiration air leaving the lungs
Created by: bekah0515
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