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Name the respiratory organs - ✔✔nose, pharynx, larynx, trachea, bronchi,
bronchioles, lungs
external nares - ✔✔..., nostrils which open into the nasal cavity; where air
enters the respiratory system.
internal nares - ✔✔the internal portion of the nose communicates with the
paranasal sinuses and throat through these
nasal septum - ✔✔divides the nasal cavity
pharynx - ✔✔funnel-shaped tube lined with mucous membranes and is
divided into 3 anatomical regions (throat)
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,name the 3 regions of the upper respiratory tract (pharynx) -
✔✔nasopharynx, oropharynx, laryngopharynx
nasopharynx - ✔✔superior portion of the pharynx that is the passage from
nose air only. contains pharyngeal tonsils and openings to left and right
auditory tubes
oropharynx - ✔✔middle portion of the pharynx, palantine tonsil, air and
food. communicates with oral cavity
pharynx - ✔✔serves as a passageway for air and food and provides a
resonating chamber for speech sounds and houses the tonsils
laynx - ✔✔passageway that connects the pharynx with the trachea and
contains several cartilages
larnx - ✔✔known as the voice box
vocal chords - ✔✔located in the larynx and produce sound
what do tightened folds produce - ✔✔high pitches
what do relaxed folds produce - ✔✔low pitches
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, laryngitis - ✔✔inflammation of the larynx
trachea - ✔✔extends from the larynx to the primary bronchi. known as the
windpipe
what lines the trachea - ✔✔mucous membrane of pseudostratified ciliated
epithelium, smooth muscle and supportive C-shaped rings of hyaline
cartilage
Carina - ✔✔area where the trachea separates into right and left
what does the bronchial tree consist of - ✔✔trachea, primary bronchi,
secondary bronchi, tertiary bronchi, bronchioles and terminal bronchioles
bronchiole tree - ✔✔functions in transporting air from the trachea to the
alveoli of the lungs
lungs - ✔✔paired organs in the thoracic cavity enclosed by paired pleural
membranes
parietal pluerae - ✔✔lines the thoracic cavity
visceral pluerae - ✔✔covers each lung
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