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Respiratory System Review- Short Answer

Describe the nasal cavity. A chamber lined with mucous membranes and tiny cilia
What are olfactory neurons? Receptors for the sense of smell
What happens to CO2 as it enters the pulmonary capillaries? Diffuses from the blood and enters the alveolar spaces
What happens to the diaphragm when we breathe? - contracts during inspiration - relaxes during expiration
What is external respiration? Exchange of O2 and CO2 between the alveoli and the blood in the pulmonary capillaries
What is internal respiration? Exchange of O2 and CO2 between body cells and the blood in the systemic capillaries
What is pulmonary ventilation? Breathing
Describe the transport of respiratory gases. When blood transports CO2 to the lungs and O2 to the body cells
What is the respiratory system responsible for? The exchange of O2 and CO2
What are exudates? Fluid that is usually high in protein and often contains blood and immune cells
What are transudates? Non-inflammatory fluid that resembles serum but with slightly less protein
What are the causes of asthma? Allergens, irritants, stress, cold, exercise
What are the three major disorders included in COPD? Asthma, chronic bronchitis, emphysema
What is emphysema? Characterized by decreased elasticity of the alveoli
Created by: spencertasha