Quick Orientation
Section
Definition
- Objective
- Understand the core idea
- Keywords
- fat-soluble vitamin, hormone, 9 to 11 mg/dL
Chemistry and Cutaneous Synthesis
- Objective
- Follow the sequence and key control points
- Keywords
- 7-dehydrocholesterol
Absorption, Transport and Storage
- Objective
- Learn the main facts and relationships
- Keywords
- Absorption, Transport and Storage
Synthesis of Calcitriol (Activation Pathway)
- Objective
- Follow the sequence and key control points
- Keywords
- 25-hydroxycholecalciferol (25-OH D3, calcidiol), 1-hydroxylase
Regulation of 1,25-DHCC Synthesis
- Objective
- Follow the sequence and key control points
- Keywords
- 1-hydroxylase (kidney), 24-hydroxylase, 24,25-DHCC
Clinical Correlation
- Objective
- Connect the mechanism to clinical findings
- Keywords
- Renal rickets (renal osteodystrophy)