1. Oxygenation: Answer -oxygen and carbon dioxide must move through the alveoli as partof the oxygenation process -vital for gas exchange 2. Ventilation: Answer -movement of air in and out of lungs 3. Respiration: Answer -involves gas exchange between atmospheric air in the alveoli andblood in the capillaries 4. Perfusion: Answer -process by which oxygenated capillary blood passes through bodytissues 5. Hypoxia: Answer -inadequate amount of oxygen is available to cells -caused by hypoventilation, anxiety 6. Hypoxia symptoms: Answer -dyspnea (diff breathing) -elevated BP w small pulse pressure -increased respirations (trying to blow off CO2) -pallor -cyanosis -anxiety