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hard and soft palate

what two things separate the nasal and oral cavity

cilia and nasal mucosa

functions are moving mucus to pharynx for swollowing

respiratory conducting passageway

functions are humidifying, warmth, purifying and delivering air

nose

external nares, nasal septum, nostrils, nasal cavity

paranasal sinuses

lighten the skull, act as resonance chambers, moisten air and make mucus

pharnygeal tonsil

adenoids located high in the nasopharynx are also known as

true vocal chords

vibration due to exhaled air the results in speech is a function of

nasopharynx

air from the nasal cavity enters the superior portion of the pharynx called the

lungs

apex, bases rest on diaphragm, right has 3 lobes, left has 2

pleura

glide on each other, cling together, produce slippery solution, plueracy

surfactant

critical to lung function, chemical that helps babies breathe

simple

exchange of o and co2 throught respiratory membranes occurs by _____ diffusion

right main bronchus

wider, shorter and straighter than left and known to take in foreign objects

simple squamos

type of epithelium are the walls of the alveoli largely composed of

apnea

cessation of breathing

sneezing/coughing

clears upper respiratory passages

yawning

venilates avioli

laughing

___________ is similar to crying

vital capacity

total amount of exchangeable air

pulmonary ventilation

air moving in and out of the lungs

expiration

during_________ gas flows out, intro pulmonary volume decreases

negative

passive process normal pressure is __________

cyanosis

bluish cast due to lack of oxygen

residual volume

amount of air left in the lungs after greatest expiratory effort

hypoventilation

carbonic acid goes up; slow breathing

internal respiration

gas exchange between blood and cells

increase

increased co2 in blood leads to an ______ in rate of breathing

cystic fibrosis

empares food digestion, thick mucus clogs respiratory passages,salty sweat, common lethal disease

28-30 weeks

surfactant is found in fetal lungs by what age

COPD/lung cancer

most damaging and disabling respiratory disease in the US

SIDS

leads to death in infants

40+

respiratory rate of newborn infants is around ______ per minute

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