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Questions and Answers
Which of the following is the primary mechanism for the development of respiratory acidosis?
Which of the following is the primary mechanism for the development of respiratory acidosis?
- Decreased respiratory drive leading to decreased CO2 clearance (correct)
- Impaired distal tubular function in the kidney
- Decreased renal excretion of phosphoric acid and ammonium
- Increased CO2 production due to hyperventilation
In the distal renal tubule, which of the following processes is responsible for the excretion of excess H+ during metabolic acidosis?
In the distal renal tubule, which of the following processes is responsible for the excretion of excess H+ during metabolic acidosis?
- Resorption of phosphoric acid
- Filtration of H+ ions
- Secretion of ammonium ions (correct)
- Reabsorption of bicarbonate
What is the primary role of the medullary chemoreceptors in the control of ventilation?
What is the primary role of the medullary chemoreceptors in the control of ventilation?
- To detect changes in arterial $CO_2$ levels and stimulate ventilation (correct)
- To detect changes in blood pH and stimulate ventilation
- To detect changes in renal H+ excretion and stimulate ventilation
- To detect changes in arterial $O_2$ levels and stimulate ventilation
Which of the following is the most common cause of metabolic acidosis?
Which of the following is the most common cause of metabolic acidosis?
In a patient with respiratory acidosis, which of the following would be the appropriate treatment?
In a patient with respiratory acidosis, which of the following would be the appropriate treatment?
Which of the following is a common cause of high anion gap metabolic acidosis?
Which of the following is a common cause of high anion gap metabolic acidosis?
What is the primary compensatory mechanism for a metabolic acidosis?
What is the primary compensatory mechanism for a metabolic acidosis?
Which of the following is NOT a common cause of high anion gap metabolic acidosis?
Which of the following is NOT a common cause of high anion gap metabolic acidosis?
In metabolic acidosis, what is the role of the kidneys in compensating for acid-base disturbances?
In metabolic acidosis, what is the role of the kidneys in compensating for acid-base disturbances?
What is the primary mechanism of compensation for a metabolic acidosis that occurs over hours to days?
What is the primary mechanism of compensation for a metabolic acidosis that occurs over hours to days?
What is the primary compensatory mechanism for metabolic acidosis?
What is the primary compensatory mechanism for metabolic acidosis?
In metabolic acidosis, what does the loss of bicarbonate primarily result from?
In metabolic acidosis, what does the loss of bicarbonate primarily result from?
What is the significance of the anion gap in metabolic acidosis?
What is the significance of the anion gap in metabolic acidosis?
How does aldosterone impact blood pressure in the context of acidosis?
How does aldosterone impact blood pressure in the context of acidosis?
What does a widened anion gap in metabolic acidosis suggest?
What does a widened anion gap in metabolic acidosis suggest?
What is the primary cause of the acid-base disturbance in the 65-year-old patient described in the text?
What is the primary cause of the acid-base disturbance in the 65-year-old patient described in the text?
Which of the following best explains the acid-base disturbance in the 55-year-old patient described in the text?
Which of the following best explains the acid-base disturbance in the 55-year-old patient described in the text?
What is the likely primary cause of the acid-base disturbance in the 22-year-old patient described in the text?
What is the likely primary cause of the acid-base disturbance in the 22-year-old patient described in the text?
What is the primary cause of the acid-base disturbance in the 33-year-old patient described in the text?
What is the primary cause of the acid-base disturbance in the 33-year-old patient described in the text?
What is the likely primary cause of the acid-base disturbance in the 72-year-old patient described in the text?
What is the likely primary cause of the acid-base disturbance in the 72-year-old patient described in the text?
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