Chemical Pathology: Calcium Metabolism Flashcards
1
Q
What organs responds to a decrease in serum calcium?
A
Parathyroid and kidney
2
Q
How does the kidney respond to reduced serum calcium?
A
Releasing 1 alpha hydroxylasse
3
Q
PTH stimulates renal wasting of what mineral?
A
Phosphates ///////////////////// akaa Phosphate trashing hormone
4
Q
What enzyme activates vitamin D?
A
1 alpha hydroxylase
5
Q
Role of vitamin D? (1,25 (OH)2 vit D)
A
- Maintains intestinal Ca2+ absorption
- Maintains intestinal Pi absorption
- Bone formation