Question | Answer |
WHAT ARE THE 3 PRINCIPLES OF RESPIRATORY PHYSIOLOGY? | PULMONARY VENTILATION, RESPIRATION AND PERFUSION |
WHAT IS THE FUNCTION OF THE UPPER AIRWAY? | TO WARM, FILTER, AND HUMIDIFY THE AIR |
WHAT IS THE FUNCTION OF THE LOWER AIRWAY? | THE CONDUCTION OF AIR, MUCOCILIARY CLEARANCE, AND PRODUCTION OF SURFACTANT |
WHAT OCCURS WHEN SURFACTANT PRODUCTION IS REDUCED? | THE LUNG BECOMES STIFF AND THE ALVEOLI COLLAPSE |
TRUE OR FALSE. THE PRESSURE WITHIN THE PLEURAL SPACE IS ALWAYS A POSITIVE PRESSURE. | FALSE. THE PLEURAL SPACE IS ALWAYS A NEGATIVE PRESSURE (SUBATMOSPHERIC) WHICH HOLDS THE LUNGS IN AN EXPANDED POSITION |
WHAT IS RESPIRATION? | THE EXCHANGE OF GAS BETWEEN THE ATMOSPHERIC AIR IN THE ALVEOLI AND IN THE CAPILLARIES |
WHAT ARE THE 2 PHASES OF THE VENTILATION PROCESS? | INSPIRATION AND EXPIRATION |
AT WHAT POINT DURING THE VENTILATION PROCESS IS THE AIR PRESSURE IN THE LUNGS EQUAL TO THE SURROUNDING ATMOSPHERIC PRESSURE? | IMMEDIATELY BEFORE INSPIRATION |
TRUE OR FALSE. WHEN THE PRESSURE IN THE LUNG DECREASES, THE VOLUME OF THE LUNG INCREASES. | TRUE, BOYLE'S LAW SAYS THE VOLUME VARIES INVERSELY WITH THE PRESSURE. |
NAME THE 3 ESSENTIAL FACTORS TO NORMAL FUNCTIONING OF THE RESPIRATORY SYSTEM. | INTEGRITY OF THE AIRWAY SYSTEM, PROPERLY FUNCTIONING ALVEOLAR SYSTEM, AND PROPERLY FUNCTIONING CARDIOVASCULAR AND HEMATOLOGICAL SYSTEM |
WHICH PHASE OF THE VENTILATION SYSTEM IS A PASSIVE PHASE? | EXPIRATION |
INCOMPLETE LUNG EXPANSION OR THE COLLAPSE OF THE ALVEOLI WHICH PREVENTS PRESSURE CHANGES AND GAS EXCHANGE IN THE LUNGS IS CALLED AN ______. | ATELACTASIS |
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