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Respiratory System
Vocabulary
18
Anatomy
6th Grade
09/27/2011

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Cards

Term
Respiration
Definition
The exchange of oxygen and carbon dioxide in cells
Term
Nose
Definition
Warms and filters air
Term
Cilia
Definition
Tiny hairs in the nose and respiratory tract
Term
Olfactory nerves
Definition
Nerves that detect odors and smells
Term
Trachea
Definition
The windpipe - connects lungs to nasal passages
Term
Epiglottis
Definition
Safety valve that keeps food out of the esophagus
Term
Lungs
Definition
The two main organs of the respiratory system
Term
Pleura
Definition
Membrane that surrounds the lungs
Term
Bronchioles
Definition
Tiny branching tubes in the lungs
Term
Alveoli
Definition
Air sacs in the lungs
Term
Diaphragm
Definition
Large, flat muscle that controls breathing
Term
Larynx
Definition
The voice box
Term
Vocal cords
Definition
Stretchy bands of tissue that produce sound
Term
Exhale
Definition
To breathe out
Term
Inhale
Definition
To breathe in
Term
Oxygen
Definition
Gas needed by all body cells
Term
Carbon dioxide
Definition
Gas released by the lungs
Term
Sneeze
Definition
Action that forces dust and bacteria out of nose
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