Exam 2026 Expert Verifed Ace
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Upper Airway - ANSWER ✔✔Consists of all structures above the
level of the vocal cords. The nose, mouth, jaw, oral cavity and pharynx.
Lower Airway - ANSWER ✔✔Function is to exchange oxygen and
carbon dioxide. Starts at the larynx. Spans from the glottis to the
pulmonary capillary membrane.
,Turbinates - ANSWER ✔✔Increase the surface area of the nasal
mucosa, thereby improving the processes of warming, filtering and
humidification of inhaled air.
Hyoid Bone - ANSWER ✔✔Small, horseshoe shaped bone that
attaches to the tongue.
Thyroid Cartilage - ANSWER ✔✔Adams apple. Directly anterior to
the glottic opening.
Cricoid Cartilage - ANSWER ✔✔AKA Cricoid Ring, forms the lowest
portion of the larynx, and the first ring of the trachea.
Cricothyroid Membrane - ANSWER ✔✔Site for emergency surgical
and nonsurgical access to the airway. Between the thyroid and cricoid
cartilage.
Vellecula - ANSWER ✔✔Anatomic space or "pocket" located
between the base of the tongue and the epiglottis. Where the MAC
blade goes.
Laryngospasm - ANSWER ✔✔When the airway is stimulated (such
as during aspiration of foreign material or submersion incident),
defensive reflexes cause a spasmodic closure of the vocal cords, which
seals off the airway.
, Trachea - ANSWER ✔✔AKA Windpipe, is the conduit for air entry into
the lungs. Approx 10-12 cm long, & consists of C-Shaped Cartilaginous
rings. Begins immediately below the cricoid cartilage. Divides into the
right and left mainstem bronchi at the level of the Carina.
Mediastinum - ANSWER ✔✔The space between the lungs that
contains, in addition to the trachea, the heart, great vessels, and a
portion of the esophagus. Main thing to know- the heart is housed there.
Carina - ANSWER ✔✔Where the right and left mainstem bronchi
branch off.
Goblet Cells - ANSWER ✔✔Mucous producing cells, that are lined in
the trachea and bronchi. They trap small particles and other potential
contaminants.
Beta-2 Adrenergic Receptors - ANSWER ✔✔Stimulate
bronchodilation.
# of Lobes in each Lung - ANSWER ✔✔Right lung- 3, Left lung- 2.
Visceral pleura - ANSWER ✔✔Thin, slippery, outer membrane
covering the lungs.
Parietal Pluera - ANSWER ✔✔Lines the inside of the thoracic cavity.
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