NU301 Oxygenation Practice Questions 2024.
NU301 Oxygenation Practice Questions sion - ANSWER getting oxygenated blood to tissues and deoxygenated blood to the lungs ventilation - ANSWER movement of air into and out of the lungs diffusion - ANSWER Movement of molecules from an area of higher concentration to an area of lower concentration. what amount of work should it take to breathe - ANSWER minimal amount of work needed what three factors can affect lung volumes - ANSWER age, gender, height What nerve controls the diaphragm? - ANSWER phrenic nerve pulmonary circulation - ANSWER flow of blood from the heart to the lungs and back to the heart inspiration - ANSWER breathing in (active) expiration - ANSWER breathing out (passive) what carries oxygen in the blood? - ANSWER hemoglobin respiratory gas exchange - ANSWER O2/CO2 exchange via diffusion what two things regulate ventilation - ANSWER the brain and chemical receptors where does gas exchange occur? - ANSWER alveolar-capillary membrane what is the product of normal cell metabolism - ANSWER CO2 what is CO2 a product of - ANSWER normal cell metabolism profusion - ANSWER abundance what does CO2 diffuse into - ANSWER diffuses into RBC what do CO2 diffused RBCs turn into - ANSWER carbonic acid
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