Reading...
Play button
Play button
Use LEFT and RIGHT arrow keys to navigate between flashcards;
Use UP and DOWN arrow keys to flip the card;
H to show hint;
A reads text to speech;
12 Cards in this Set
- Front
- Back
|
What is the main extracellular buffer? Why?
|
Bicarb
You can take in/blow off CO2 |
|
|
What is the main source of intracellular buffering?
|
Proteins
|
|
|
What is the formula for [H]?
|
[40]=24*pCO2/HCO3
|
|
|
Where does HCO3 reabsorption take place?
|
Proximal tubule
|
|
|
Where does H+ excretion take place?
|
Collecting duct
|
|
|
What enzyme is responsible for HCO3 absorption in the proximal tubule?
|
Carbonic anhydrase
|
|
|
Where is a specific location for H/K? What is the function?
|
Collecting duct
Secretion of H |
|
|
What cells are responsible for sodium regulation in the CD?
|
Principal cells
|
|
|
What cells are responsible for acid/base regulation in the CD?
|
Intercalated cells
|
|
|
What ion is responsible for buffering the urine?
|
Phosphate
|
|
|
What is excreted in the proximal tubule to buffer the urine? How is this done?
|
NH3
Glutamine |
|
|
What is the effect of the RAA on K?
|
K depletion
|
