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vocab respiratory

TermDefinition
Alveoli grapelike structures. Tiny air sacks that form at the ends of respiratory important in air exchange.
Apnea Temporary cessation of breathing.
Boyle’s law As the volume in the lung increases, the pressure in the lung decreases.
Breath the air taken in and expelled during ventilation.
Bronchial Tree The bronchi, the bronchioles and alveoli.
Bronchi tubes that extend from the trachea and enter the lungs.
Bronchioles division of the bronchi lower into the lungs. Regulate the air to the alveoli.
Cyanosis A bluish color of the skin or mucous membrane caused by a low concentration of oxygen in the blood.
Diaphragm chief muscle for inspiration
Dyspena Difficult or labored breathing.
Epiglottis located upon the larynx. A flap that closes the opening of the trachea during eating.
Exhalation -process of moving air out of the lungs; the breathing out phase of ventilation. Also known as expiration.
Expiration See Exhalation.
Glottis the space between the vocal cords.
Inhalation process of moving air into the lungs; the breathing in phase of ventilation. Also known as inspiration.
Inspiration See inhalation
Heimlich Maneuver procedure designed to dislodge the obstructive object in a choking person.
Larynx voicebox
Laryngopharynx Part of the pharynx, the lower section.
Lung two large organs lying within the chest cavity on either side of the heartsupply blood and oxygen
Nasal cavity nternal portion of the upper respiratory system.
Nasopharynx Part of the pharynx. The upper section.
Nose external portion of the upper respiratory system.
Olfaction sense that enables one to perceive odors.
Oropharynx part of pharynx middle section
Orthopena difficulty breathing relieved by a sitting-up position.
-pnea Root word meaning air/breath
Pharynx portion of the upper respiratory system. Contains three parts: nasopharynx (upper section),oropharynx (middle section) and the laryngopharynx (lower section).
Residual volume amount of air that remains in the lungs after a forceful exhalation.
Respiration movement of air in and out of the lungs: inhalation and an exhalation.
Surfactant -produced in the lungs. Surfactant reduces the surface tension of fluid in the lungs and helps make the small air sacs in the lungs (alveoli) more stable.
Tachypena rapid breathing.
Tidal Volume amount of air moved into or out of the lungs with each breath
Total lung capacity total amount of air in the lung after a maximal inhalation.
Trachea windpipe Tube that extends from the larynx downward where it splits into the right and eft bronchi.
Tracheostomy Performed to maintain and airway when there is an obstruction.
Ventilation moving air into or out of the lungs; two phases: inhalation, exhalation
Vital capacity maximum amount of air exhaled after a maximal inhalation.
Created by: ls99510