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;
16 Cards in this Set
- Front
- Back
|
• Aldosterone increases Na+ reabsorption and K+ secretion in the collecting ducts of kidney tubules |
Potassium and Sodium Balance |
|
|
• hypothalamus signals posterior pituitary to release |
ADH |
|
|
Net movements of fluids between compartments result from differences in |
hydrostatic and osmotic pressures |
|
|
From Plasma: |
Blood hydrostatic pressure |
|
|
To Plasma: |
Colloid osmotic pressure |
|
|
To lymph: |
interstitial fluid hydrostatic pressure |
|
|
electrolytes that ionize in water and |
Acids |
|
|
Substances that combine with hydrogen |
Bases |
|
|
• Acid-base __________ involves regulation of |
Balance |
|
|
ionize more completely and release more H+ |
Strong acids |
|
|
ionize less completely and release fewer H+ |
Weak acids |
|
|
ionize more completely and release more OH- |
• Strong bases |
|
|
ionize less completely and release fewer OH |
• Weak bases |
|
|
(bicarbonate, phosphate, protein) take up hydrogen ions & stabilize pH, fast but temporary |
Acid-base buffer systems |
|
|
excretion of carbon dioxide (within minutes), eliminates hydrogen ions |
Respiratory mechanism |
|
|
excretion of hydrogen ions (1-3 days), eliminates hydrogen ions from system |
3. Renal mechanism |
