Chapter 7: Respiratory System

alveol/o

alveolus

aspir/o

removal

ox/o

oxygen

dilat/o

to enlarge; expand

hist/o

tissue

laryng/o

larynx

lob/o

lobe

pulmon/o

lung; air

py/o

pus

thorac/o

chest

a-

not; without

dys-

painful; difficult

eu-

good; normal

endo-

in; within

poly-

many; much

-capnia

carbon dioxide

-ectasis

dilation; expansion

-genic

produced by or in

-ia

condition

-phonia

voice

CF

cystic fibrosis

V/Q

ventilation/perfusion

CPAP

continuous positive airway pressure

ET

endotracheal

PFT

pulmonary function test

Nose

Exchanges air during inhaling and exhaling; warms, moisturizes, and filters inhaled air.

Sinuses

Produce mucus for the nasal cavities, make bones of the skull lighter, aid in sound production.

Pharynx

Transports air back and forth between the nose and the trachea.

Larynx

Makes speech possible.

Epiglottis

Closes off the trachea during swallowing.

Trachea

Transports air back and forth between the pharynx and the bronchi.

Bronchi

Transports air from the trachea into the lungs.

Alveoli

Air sacs that exchange gases with the pulmonary capillary blood.

Lungs

Bring oxygen into the body, and remove carbon dioxide and some water waste from the body.