Physical Changes In Adolescence
- Created by: Grace.2006
- Created on: 05-01-23 15:34
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- Physical Changes in Adolescence
- Definitions
- Adolescence
- Hormones
- Chemical substance produced in the body and transported in the blood stream that control and regulate body cells or body organs
- Puberty
- A period of rapid growth during which young people reach sexual maturity, and become biologically able to reproduce and secondary sexual characteristics develop
- Secondary characteristic
- Emerge during the puberty phase
- Breast enlargement
- Development of pubic hair
- Emerge during the puberty phase
- Primary characteristics
- Present at birth and comprise of the external and internal genitalia
- Uterus
- Penis
- Testes
- Vagina
- Ovaries
- Puberty
- Girls
- The hormones oestrogen and progesterone are produced by the ovaries
- The hormones stimulate the growth of:
- Growth spurts
- The breasts
- Reproductive Systsem
- Helps regulate the menstrual cycle
- Usually starts at 11-13 years old but can be earlier or later
- Boys
- The hormone testosterone is produced by the testes
- It stimulates the growth of:
- Growth spurts
- The penis and testes
- Pubic hair growth
- The development of muscle
- Lowering of the voice
- Usually starts between 13-15 years old
- Both
- Increases in height
- Acquisition of muscle mass
- Distribution of body fat
- Girls
- Hormones in sexual maturity
- Pituitary gland controls and releases the sex hormones in both male and females
- Hormones can cause mood swings
- Female Hormones
- Oestrogen
- Progesterone
- Male Hormones
- Testosterone
- Definitions
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