Chapter 26.5, Problem 14QC

Summary Introduction

To review:

The definition of menarche and the process of its occurrence in females.

Introduction:

Puberty is the phase that occurs in adolescents, wherein the females and males experience sexual maturity and become capable of reproduction. In girls, between the ages of 9 and11, puberty is attained, wherein the estrogens and progesterone levels elevates. Males also undergo this and there is an increase in the testosterone levels.