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22 Cards in this Set
- Front
- Back
What is the major role of the respiratory system? |
supply the body with oxygen and dispose of carbon dioxide |
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True or False. pulmonary ventilation, external respiration, transport of respiratory gases, and internal respiration--must all occur in order for the respiratory system to function fully.
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True |
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What are the upper respiratory structures? |
Nose, Larynx and Pharynx |
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What is the largest and most prominent of the laryngeal cartilages |
Thyroid Cartilage |
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True or False. The epiglottis forms a lid over the larynx when we swallow food: it closes off the respiratory passageway to incoming food or drink. |
True |
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Air flows from the larynx to the trachea, and then enters the |
left and right main bronchi |
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what type of epithelium lines the trachea |
Pseudostratified Ciliated Columnar Epithelium |
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True or False. All but the most minute branches of the respiratory tree have cartilaginous reinforcements in their walls. |
True |
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______, tiny balloon like expansions of the alveolar sacs, are composed of a single thin layer of squamous epithelium. They are the main structural and functional units of the lung and actual sites of gas exchange.
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Alveoli |
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How many lobes are on the left lung? |
2 |
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Two pairs of vocal folds are found in the larynx. Which pair are the true vocal cords (superior or inferior)? |
Inferior vocal folds |
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What cartilage forms the Adam's apple? |
Thyroid Cartlage |
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What cartilage is shaped like a signet ring? |
Cricoid Cartilage |
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what is the lid for the larynx |
epiglottis |
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which primary bronchi is larger Left or right? |
Left |
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Which primary bronchi is larger in diameter? |
RIght |
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which primary bronchi is more horizontal? |
Left |
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What connects the Larynx to the primary bronchi? |
Trachea |
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Site of Tonsils? |
Pharynx |
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food passageway posterior to the trachea |
Esophagus |
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Covers the glottis during the swallowing of food |
Epiglottis |
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Define Tidal Volume (TV) |
Amount of air inhaled and exhaled in one cycle during quiet breathing. |