ABG Questions correctly solved to pass 2023

ABG Questions correctly solved to pass 2023 which organ primarily controls HCO3 levels in the body? - correct answer kidney which organ primarily controls CO2 levels in the body? - correct answer lungs low pH - correct answer acidotic high pH - correct answer alkalotic high CO2 - correct answer acidotic low CO2 - correct answer alkalotic high HCO3 - correct answer metabolic alkalosis low HCO3 - correct answer metabolic acidosis COPD, depressed respiration, holding your breath... causes? - correct answer too much CO2 respiratory acidosis hyperventilation & overoxygenation cause? - correct answer not enough CO2 respiratory alkalosis An adult patient with shortness of breath is admitted to the emergency department. An ABG has been collected and shows the following results: pH 7.51 PaCO2 26 torr PaO2 57 torr HCO3- 24 mEq/L Which of the following best describes the patient's status? A. The patient has a metabolic issue B. The patient is hypoventilating C. The primary concern is hypoxemia D. The patient is in impending respiratory failure - correct answer C. The primary concern is hypoxemia The physician put in an order for an ABG that was not STAT. You weren't busy so you went ahead and collected the sample. What is the best way to avoid analysis errors associated with running the sample? A. Analyze the sample immediately B. Place the sample in an ice slush C. Use dry instead of liquid heparin D. Uncap the syringe to remove any air - correct answer A. Analyze the sample immediately if it's going to be > 15 min you put it on ice but the best is immediately The physician ordered an ABG on a 41-year-old patient with COPD. Before drawing the sample from the radial artery, which of the following should be performed? A. Check the patient's oxygen saturation B. Modified Allen test C. Nail bed blanching D. Blood pressure measurement - correct answer B. Modified Allen test A 48-year-old female patient has been admitted to the emergency department with the following arterial blood gas results: pH 7.54 PaCO2 29 torr PaO2 86 torr HCO3- 24 mEq/L Which of the following is the best interpretation of these results? A. Metabolic acidosis B. Metabolic alkalosis C. Respiratory acidosis D. Respiratory alkalosis - correct answer D. Respiratory alkalosis You are needed to help with the treatment of a patient with pneumonia that is receiving oxygen via nasal cannula at 4 L/min. The physician asks for your suggestion of the best way to evaluate the patient's overall ability to breathe. What should you recommend? A. Performing pulse oximetry B. Drawing an arterial blood sample for analysis C. Performing a forced vital capacity measurement D. Doing a full set of pulmonary function tests - correct answer B. Drawing an arterial blood sample for analysis A 60-year-old female patient has been admitted to the emergency department with the following ABG results: pH 7.48 PaCO2 41 torr PaO2 98 torr HCO3- 52 mEq/L These results of this ABG can be interpreted as: A. Respiratory alkalosis B. Respiratory acidosis C. Metabolic alkalosis