Respiatory System

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Cards In This Set

Front Back
Anoxia
Absence of oxygen in tissue
Atelectasis
Collapse of a lung
Dyspnea
Difficulty in the breathing cycle
Hypercapnia
Excessive carbon dioxide in the blood
Tidal Volume
Amount of air that normally moves in and out of the lungs
The Respiratory system includes
Nose,nasal cavaty,sinuses,pharynx,larynx,trachea,bronchial tree,and lungs
Larynx location
At the top of the trachea and holds the vocal cords allows passage of air.
Trachea
Divides in to the right and left bronchi on the way into the bronchial tree and the lungs.
Lungs
The right lung has three lobes,the left lung has two.
Alveoli
Are millions of tiny air sacs. Gas exchanged between the blood and air within the Alveoli.
Diffusion
Is the mechanism that oxygen and carbon dioxide are exchanged.
Breathing
Is controlled by the medulla oblongata and pons
Inspiration
Is controlled by changes in the thoracic cavity
Inspiration is
Inhalation drawing air into the lungs
Diaphragm
Located below the the lungs. it acts like a suction pump to encourage inspiration.