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Ch 9.1 - Respiratory System
Anatomical Terms; do reverse side first
29
Classics
Undergraduate 2
10/10/2009

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Term
nose
Definition
structure that warms, moistens and filters air as it enters the respiratory tract and houses olfactory receptors for the sense of smell
Term
sinuses
Definition
air filled spaces within skull that open into the nasal cavity
Term
palate
Definition
partition between the oral and nasal cavities, divided into the hard and soft palate
Term
pharnyx
Definition
throat, passageway for food to the esophagus and air to the larnyx
Term
nasopharynx
Definition
part of the pharynx directly behind the nasal passages
Term
oropharynx
Definition
central portion of the pharynx between the rood of the mouth and upper edge of the epiglottis
Term
oropharynx
Definition
central portion of the pharynx between the rood of the mouth and upper edge of the epiglottis
Term
oropharynx
Definition
central portion of the pharynx between the rood of the mouth and upper edge of the epiglottis
Term
laryngopharynx
Definition
lower part of the pharynx between the oropharynx opening into the larynx and the esophagus
Term
tonsils
Definition
oval lymphatic tissues on each side of the pharynx that filter air to protect the body from bacteria
Term
adenoid
Definition
lymphatic tissue on the back of the pharynx behind the nose
Term
uvula
Definition
small projection haniging from the back middle edge of the soft palata, named for its grape like shape
Term
larynx
Definition
voice box, passageway for air moving from the pharynx to the trachea, contains vocal cords
Term
glottis
Definition
opening between vocal cords and larynx
Term
epiglottis
Definition
lid like structure that covers the larynx during swallowing to prevent food from entering the airway
Term
trachea
Definition
windpipe, passageway for air from the larynx to the area of the carina where it splits into the right and left bronchus
Term
bronchial tree
Definition
branched airways that lead from the trachea to the alveoli
Term
right and left bronchus
Definition
two primary airways branching from the area of the carina into the lungs
Term
bronchioles
Definition
progressively smaller tubular branches of the airways
Term
alveoli
Definition
thin walled microscopic air sacs that exchange gases
Term
lungs
Definition
two spongy organs, located in the thoracic cavity enclosed by the diaphragm and rib cage, responsible for respiration
Term
lobes
Definition
subdivisions of the lung, two on left, three on right
Term
pleura
Definition
membranes enclosing the lung, and lining the thoracic cavity
Term
pleural cavity
Definition
potetntioal space between the visceral and parietal layers of the pleura
Term
diaphragm
Definition
muscular partition that separates the thorac from the abdomen and aids in respiration by moving up and down
Term
mediastinum
Definition
partition that separates the thorax into two compartments, and encloses the heart esophagus trachea and thymus gland
Term
mucous membranes
Definition
thin sheets of tissue that line the respiratory passages and secrete mucus, and viscid fluid
Term
cilia
Definition
hair like processes from the surface of epithelial cells, such as those in the bronchi, that provide upward movement of mucus cell secretions
Term
parenchyma
Definition
functional tissues of any organ such as the tissues of the branchioles and sacs that perform respiration
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