7th grade science ch 14 sec 3

11 terms by dancergirl1323

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respiration

the bodily process of inhalation and exhalation

mucus

a thick, slippery substance produced by the body

cilia

short structures projecting from a cell and containing bundles of microtubules that move a cell through its surroundings or move fluid over the cell's surface

pharynx

throat

larynx

a cartilaginous structure at the top of the trachea

trachea

membranous tube with cartilaginous rings that conveys inhaled air from the larynx to the bronchi

bronchi

two short branches located at the lower end of the trachea that carry air into the lungs.

lungs

two spongy organs, located in the thoracic cavity enclosed by the diaphragm and rib cage, responsible for respiration

alveoli

tiny sacs of lung tissue specialized for the movement of gases between air and blood

diaphragm

The partition of muscles and membranes that separates the chest and abdominal cavities

vocal cords

folds of tissue within larynx that vibrate and produce sounds

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