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MedTerm-Chapter 10
Term | Definition |
---|---|
alveol/o | alveolus, air sac |
bronchi/o | bronchus, airway |
bronchiol/o | bronchiole (little airway) |
carb/o | carbon dioxide |
layng/o | larynx (voice box) |
lob/o | lobe (a portion) |
nas/o | Nose |
Or/o | Mouth |
ox/o | Oxygen |
palat/o | palate |
pector/o | chest |
pharyng/o | pharynx (throat) |
phren/o | diaphragm; mind |
pleur/o | pleura (lining of lungs) |
-pnea | breathing |
pulmon/o | Lung |
sinus/o | sinus, cavity |
spir/o | breathing |
steth/o | chest |
tonsill/o | tonsils |
trache/o | trachea, windpipe |
uvul/o | uvula |
Nose | structure that warms, moistens, and filters air as it enters the respiratory tract; also houses the olfactory receptors for the sense of smell |
paranasal sinuses | air-filled space in the skull that opens into the nasal cavities |
palate | roof of the mouth; partition between the oral and nasal cavities; divided into the hard and soft palate |
hard palate | bony anterior (front) portion of the palate |
soft palate | muscular posterior (back) portion of the palate |
Pharynx | throat; passageway for food to the esophagus and air to the larynx |
nasopharynx | part of the pharynx directly behind the nasal passages |
oropharynx | central portion of the pharynx between the roof of the mouth and the upper edge of the epiglottis |
laryngopharynx | lower part of the pharynx, just below the oropharyngeal opening into the larynx and esophagus |
Larynx | voice box; passageway for air moving from pharynx to trachea; contains vocal cords |
glottis | opening between the vocal cords in the larynx |
Epiglottis | a lid-like structure that covers the larynx during swallowing to prevent food from entering the airway |
Trachea | windpipe; passageway for air from the larynx to the area of the carina, where it splits into the right and left bronchi in the lungs |