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Respiratory System
Question | Answer |
---|---|
Respiration | sequenxe of events that result in the exchange of oxygen and CO2 between the atmosphere and body cells |
Conducting Passages | upper respiratory and lower respiratory |
Upper Respiratory | nose, pharynx, larynx |
Lower Respiratory | trachea, bronchial tree, lungs |
Pulmonary Ventilation | Breathing air is higher to lower pressure, recoil of elastic tissues |
Inspiration | inhalation: Process of taking air into lungs PRIMARY MUSCLE INVOLVED DIAPHRAGM |
Expiration | exhalation: process of letting air out of the lungs |
Spirometer | Measure the volume of air in and out of lungs |
External Repsiration | Exchange of gases between the tissue cells and the blood in tissue capillaries |
4 factors that influence breathing | Chemoreceptors, stretch receptors, higher brain center, temperature |
Nonrespiratory Air Movement | hicupping, sneezing, sighing, yawning, coughing, crying, laughinh |