Podcast
Questions and Answers
Where are the glomerular capillaries located?
Where are the glomerular capillaries located?
- Within the renal artery
- Within the cortex of the kidney (correct)
- Within the medulla of the kidney
- Within the pelvis of the kidney
What drives water and electrolytes into Bowman's space and the proximal convoluting tubule (PCT)?
What drives water and electrolytes into Bowman's space and the proximal convoluting tubule (PCT)?
- Glomerular capillary oncotic pressure
- Renal vein pressure
- Glomerular capillary hydrostatic pressure (correct)
- Renal artery pressure
What percentage of the plasma entering the glomerular capillaries is filtered?
What percentage of the plasma entering the glomerular capillaries is filtered?
- 20% (correct)
- 10%
- 50%
- 80%
Where is the site of sodium, water, and bicarbonate transport from the filtrate?
Where is the site of sodium, water, and bicarbonate transport from the filtrate?
What percentage of the filtered sodium is removed from the urine within the PCT?
What percentage of the filtered sodium is removed from the urine within the PCT?
How is the sodium reabsorbed within the PCT?
How is the sodium reabsorbed within the PCT?
What happens as the tubule dives into the medulla?
What happens as the tubule dives into the medulla?
What happens to water as it passes through the Loop of Henle?
What happens to water as it passes through the Loop of Henle?
What effect does the loss of water in the Loop of Henle have on urine concentration?
What effect does the loss of water in the Loop of Henle have on urine concentration?
Where does reabsorption of sodium, potassium, and chloride occur at a ratio of 1:1:2?
Where does reabsorption of sodium, potassium, and chloride occur at a ratio of 1:1:2?
What percentage of the sodium load of the original filtrate is reabsorbed at the TAL?
What percentage of the sodium load of the original filtrate is reabsorbed at the TAL?
Which hormone regulates the transporter in the distal convoluted tubule and upper collecting duct?
Which hormone regulates the transporter in the distal convoluted tubule and upper collecting duct?
What stimulates the reabsorption of sodium in the distal convoluted tubule and upper collecting duct?
What stimulates the reabsorption of sodium in the distal convoluted tubule and upper collecting duct?
What is the function of antidiuretic hormone (ADH) in the collecting duct?
What is the function of antidiuretic hormone (ADH) in the collecting duct?
Where is the urine impermeable to water?
Where is the urine impermeable to water?
Which segment of the nephron reabsorbs sodium in exchange for potassium and hydrogen ion?
Which segment of the nephron reabsorbs sodium in exchange for potassium and hydrogen ion?
What regulates the activity of the transporter in the distal convoluted tubule and upper collecting duct?
What regulates the activity of the transporter in the distal convoluted tubule and upper collecting duct?
Where is water reabsorbed in the nephron through special pores regulated by antidiuretic hormone (ADH)?
Where is water reabsorbed in the nephron through special pores regulated by antidiuretic hormone (ADH)?
What happens to the tubular concentration of sodium when aldosterone is increased?
What happens to the tubular concentration of sodium when aldosterone is increased?
