Exam #2 NR 283 (100% correct solutions provided)

Ventilation correct answers mechanical movement of breathing in and out (inspiration and expiration), amount of air to alveoli, also same as respiratory rate Respiration correct answers gas exchange - takes place in alveoli, swapping CO2 for O2 Perfusion correct answers bringing blood to the lungs in order to perform respiration (gas exchange) What do you need for respiratory system to work correctly? correct answers ventilation, respiration, and perfusion Red blood cells carry correct answers oxygen or CO2 Spots available on RBC correct answers 4 spots available, need iron for O2 to bind to hemoglobin What takes place at alveoli correct answers diffusion (from high to low), CO2 swaps over into alveoli and O2 swaps over onto an RBC lower respiratory system correct answers sterile (trachea, bronchi, lungs) Respiration happens because of: correct answers diffusion Right lung correct answers 3 lobes Left lung correct answers 2 lobes Where does diffusion of gas take place? correct answers alveoli alveoli surfactant correct answers reduces surface tension What does the thoracic aorta feed into? correct answers bronchiole arteries pleural membrane correct answers double-layered serous membrane that encloses and protects each lung visceral pleura correct answers covers the lungs parietal pleura correct answers outer layer of pleura lying closer to the ribs and chest wall what does pleural fluid do? correct answers lubricates space in the pleural cavity What factors affect ventilation? correct answers compliance, elasticity, airway resistance, work of breathing