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SLSBio12RespiratoryP

SLSBio12RespiratoryPG

QuestionAnswer
Alveoli A sac-like dilation of the alveolar ducts in the lung
Aortic Bodies A cluster of chemoreceptors, baroreceptors and supporting cells located in the wall of the aortic of the aortic arch near the heart, and is sensitive to changes in blood pressure and levels of blood gases.
Bronchi Any of the larger air passages of the lungs
Bronchioles The tiny branches of air tubes within the lungs which are the continuation of bronchi and connect to the alveoli
Carbaminohemoglobin CO2 and Hemoglobin combined
Carbonic anhydrase Enzymes that catalyze the rapid interconversion of carbon dioxide and water to bicarbonate and protons (or vice versa)
Carotid bodies Detects changes in the composition of arterial blood flowing through it, mainly the partial pressure of oxygen, but also of carbon dioxide.
Diaphragm The thin muscle below the lungs and heart that separates the chest from the abdomen. Its contraction produces inhalation.
Exhalation Breathing out. Muscles relax.
External respiration The bodily process of inhalation and exhalation.
Ihalation Breathing in. Muscles contract.
Internal respiration Exchange of gazes between the blood and the tissues.
Larynx A cartilaginous structure at the top of the trachea.
Oxyhemoglobin Hemoglobin + Oxygen.
Pharynx The cavity at the back of the mouth.
Pleural membrane Enclose a fluid-filled space surrounding the lungs. The membranes and associated fluid serve to protect the lungs and to provide lubrication.
Reduced hemoglobin Hemoglobin + H-
Medulla oblongata The lowest subdivision of the brainstem, immediately adjacent to the spinal cord.Controls respiration.
Stretch receptors Receptor's that are sensitive to elongation and send a message to stop inhalation and star exhalation.
Thoracic cavity Body cavity where lungs and heart are located. Protected by the ribs and diaphragm.
Trachea A fibrocartilaginous tube lined with mucous membrane passing from the larynx to the bronchi.
Created by: pierrick02
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