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A & P Ch. 9

TermDefinition
Alveolar Capillary Membrane Gas-exchange structure containing alveoli and capillaries
Alveoli Air sacs in lungs where gas is exchanged in the capillaries
Bronchioles Thin-walled branches of the bronchi
Cardiopulmonary System Heart and lung interaction
Conchae Nasal bones which extend down the nasal cavity
Epiglottis Covers opening to trachea to prevent choking.
Larnyx Voice box
Mediastinum Thoracic cavity between the lungs
Nares Nostrils
Palate Roof of the mouth
Pharnyx Throat
Pleural Sac Double-walled membrane surrounding the lungs
Sinuses Air-filled cavities surrounding the nose
Surfactant Phospholipid which prevents alveoli from collapsing
Thyroid Cartilage Adam's Apple
Tonsils Lymphatic tissue which act as the first line of defense against infection
Trachea The windpipe
Expiration Exhalation
ERV Additional amount of air which can be released after a normal exhalation
FEV1 Amount of air exhaled per second
FRC Amount of air that remains in the lungs after a normal expiration
Inspiration Inhalation
IRV Amount of air which can be inhaled after a normal inhalation
RV The volume air which never leaves the lungs
TV Amount of air inhaled in a normal breath
VC Total amount of air that can be forcibly expired from the lungs after a maximum inspiration
TLC IRV+TV+ERV+RV
Acute Brochitis Temporary inflammation of the mucous membranes that line the trachea
Asthma Airway inflammation causing airway obstruction
Bronchospasm Bronchial muscles constricting during an asthma attack
Chronic Bronchitis On-going bronchitis
COPD Any lung disorder characterized by a long-term airway obstruction
Emphysema Chronic inflammation of the lungs characterized by an abnormal increase in the air spaces near the bronchioles
Hyperventilation Excessive breathing leading to excessive expulsion of CO2
Influenza The flu, viral infection affecting the respiratory system
Laryngitis Inflammation of the voice box
Pharyngitis Inflammation of the throat
Pneumonia Infection of the lungs causing inflammation
Sinusitis Inflammation of the sinuses
Tonsilitis Inflammation of the tonsils
TB Highly contagious bacterial infection caused by Mycobacterium tuberculosis
Created by: Andrearoberts