The stages in the life cycle of hair is to be determined.Also, the duration of each stage is to be ascertained. Concept introduction: Hair is comprised of a tough keratinized cell. They grow from a tube present in the skin called hair follicle. The base of hair follicle is called as bulge which contains stem cells and further divides into follicles. Every day we lose 30-40 hair strands, to replace them constant regrowth of hair is required.The average life cycle of hair is 3 to 7 years.

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Chapter 5, Problem 5.2.10AYLO

Summary Introduction

Interpretation:

The stages in the life cycle of hair is to be determined.Also, the duration of each stage is to be ascertained.

Concept introduction:

Hair is comprised of a tough keratinized cell. They grow from a tube present in the skin called hair follicle. The base of hair follicle is called as bulge which contains stem cells and further divides into follicles.

Every day we lose 30-40 hair strands, to replace them constant regrowth of hair is required.The average life cycle of hair is 3 to 7 years.

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