What Is a Cause of Osteochondroses

question 39

Multiple Choice

What is a cause of osteochondroses?

• A) Imbalance between calcitonin and parathyroid hormone
• B) Nutritional deficiency of calcium and phosphorous
• C) Bacterial infection of the bone
• D) Vascular impairment and trauma to bone

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Definitions:

Fischer Projection

A two-dimensional representation of a three-dimensional organic molecule by projection, used for representing carbohydrates and amino acids.

Trichloroheptane

A type of organic compound that has a seven-carbon chain and three chlorine atoms attached to it in various positions, leading to different isomers.

Diastereomers

Stereoisomers which are non-mirror image forms and possess distinct chemical and physical properties.

Diastereomer

Stereoisomers which do not act as mirror reflections of one another.