Chapter 6, Problem 5TYC

Summary Introduction

To analyze:

The types of bone diseases that can occur due to an effective barrier to U.V radiation.

Introduction:

Calcitriol (vitamin D) is necessary for calcium absorption by the small intestine and it is produced by a person's own body, but it is induced by U.V radiation. In the absence of U.V radiation, the individual develops vitamin D disorder which causes bones softening.