Podcast
Questions and Answers
Which of the following causes alkalosis by depleting H+?
Which of the following causes alkalosis by depleting H+?
- Hyperventilation
- Diarrhea
- Excessive vomiting (correct)
- Ingestion of alkaline drugs
Which acid-base regulatory system reacts rapidly to changes in pH?
Which acid-base regulatory system reacts rapidly to changes in pH?
- Chemical buffer system
- Respiration (correct)
- Excretion by the kidney
- All of the above
Which of the following is not a cause of alkalosis?
Which of the following is not a cause of alkalosis?
- Diarrhea
- Excessive vomiting
- Hyperventilation
- Excessive consumption of acidic foods (correct)
Which of the following is a chemical buffer system?
Which of the following is a chemical buffer system?
Which of the following causes alkalosis by driving equilibrium to the left?
Which of the following causes alkalosis by driving equilibrium to the left?
Which of the following is not an acid-base regulatory system?
Which of the following is not an acid-base regulatory system?
What is the typical mammalian physiological pH range?
What is the typical mammalian physiological pH range?
What is the renal mechanism for acid-base balance?
What is the renal mechanism for acid-base balance?
What is the primary chemical buffer system in the blood?
What is the primary chemical buffer system in the blood?
What condition results in excess acid formation due to ingestion of large quantities of drugs?
What condition results in excess acid formation due to ingestion of large quantities of drugs?
What is the pH range of urine in mammals?
What is the pH range of urine in mammals?
What is the primary cause of a drop in pH during digestion in the stomach?
What is the primary cause of a drop in pH during digestion in the stomach?
Which buffer system is the most plentiful and powerful in the human body?
Which buffer system is the most plentiful and powerful in the human body?
Which buffer system has a concentration that is higher intracellularly and in urine?
Which buffer system has a concentration that is higher intracellularly and in urine?
What happens when a strong acid is added to a bicarbonate buffer system?
What happens when a strong acid is added to a bicarbonate buffer system?
What happens when a strong base is added to a bicarbonate buffer system?
What happens when a strong base is added to a bicarbonate buffer system?
Which component of the protein buffer system generally gives up H+?
Which component of the protein buffer system generally gives up H+?
What happens when plasma [H+] increases?
What happens when plasma [H+] increases?
What mechanism causes an increase in H+ levels during slower, more shallow breathing?
What mechanism causes an increase in H+ levels during slower, more shallow breathing?
Which of the following conditions can lead to respiratory acidosis?
Which of the following conditions can lead to respiratory acidosis?
What happens to the pH during respiratory alkalosis?
What happens to the pH during respiratory alkalosis?
How do the kidneys contribute to the correction of alkalosis?
How do the kidneys contribute to the correction of alkalosis?
What percentage of HCO3- reabsorption is contributed by the proximal tubule?
What percentage of HCO3- reabsorption is contributed by the proximal tubule?
Which of the following processes occurs at the basolateral membrane of the proximal tubule?
Which of the following processes occurs at the basolateral membrane of the proximal tubule?
What is the role of carbonic anhydrase in the proximal tubule?
What is the role of carbonic anhydrase in the proximal tubule?
What type of cells are responsible for finely regulating acid-base balance in the distal tubule?
What type of cells are responsible for finely regulating acid-base balance in the distal tubule?
What is the role of type A intercalated cells during acidosis?
What is the role of type A intercalated cells during acidosis?
What is the role of type B intercalated cells during alkalosis?
What is the role of type B intercalated cells during alkalosis?
What happens during prolonged acidosis in the kidney?
What happens during prolonged acidosis in the kidney?
What is the role of the rate of tubular H+ secretion and HCO3- reabsorption in the kidney?
What is the role of the rate of tubular H+ secretion and HCO3- reabsorption in the kidney?
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