12 Questions
During adolescence, physical and mental changes can cause individuals to be moody, self-conscious, and angry. Some adolescents' behavior may change as they want to experiment with new and risky activities. These changes are caused by sex ______.
hormones
The female reproductive system's biological function is to produce egg cells and grow a baby. Females have two ______, which contain egg cells that mature and are released each month.
ovaries
The male reproductive system's biological function is to produce sperm cells and release them inside the female reproductive system. Males have two ______, which produce sperm cells and sex hormones.
testes
Gametes are reproductive cells that join to create a new organism. The male gamete is the sperm cell, and the female gamete is the ______.
egg cell
Fertilization occurs when the nucleus of the sperm and the nucleus of the egg join. This process takes place in most animals so they can ______.
reproduce
During sexual intercourse, when a male and a female have sex, semen is released into the ______.
vagina
Puberty is the time of life when a child experiences physical & mental changes, typically around 9 to 14 years old. It is when your body changes and you grow taller, get hair in unfamiliar places, and your body starts to look more like an adult's. It usually starts when you are around 8 to 13 years old if you are a girl, and 9 to 14 years old if you are a boy. It is like your body's way of getting ready for making __________.
babies
Adolescence is a time when you figure out who you are and how you fit into the world. It starts around the same time as puberty but lasts longer, usually from when you are about 10 to 19 years old. It is when you learn a lot of important stuff about yourself and how to manage __________ things.
grown-up
Females typically start puberty earlier than Males. Most of the changes during puberty happen to the __________ system.
reproductive
During puberty, the reproductive system would develop so you could have kids if you wanted to. Changes in males during puberty include voice breaks, testes and penis getting bigger, testes starting to produce __________.
sperm
Changes in females during puberty include breast development, ovaries starting to release egg cells, periods starting, and hips __________.
widening
Changes in both males and females during puberty include pubic hair growth and growth in __________ (armpits).
underarm
Study Notes
Adolescence and Puberty
- Adolescence involves physical and mental changes, causing mood swings, self-consciousness, and anger.
- It is a period of life when a child develops into an adult (around 10 to 19 years old).
Puberty
- Puberty is the time of life when a child experiences physical and mental changes (around 8 to 13 years old for girls, 9 to 14 years old for boys).
- It is a time when the body prepares for making babies.
- Sex hormones trigger different processes, such as egg release in females and pubic hair growth in both genders.
Reproductive Systems
Female Reproductive System
- The biological function is to produce egg cells and grow a baby for long enough to be born and survive.
- Females have two ovaries, which produce egg cells.
- Each month, an egg cell matures and is released from the ovary.
Male Reproductive System
- The biological function is to produce sperm cells and release them inside the female reproductive system.
- Males have two testes, which produce sperm cells and sex hormones.
- The penis is an organ that swells with blood and stiffens, allowing for sperm release during sexual intercourse.
Fertilization and Implantation
- Gametes are reproductive cells (sex cells) that join to create a new organism.
- The male gamete is the sperm cell, and the female gamete is the egg cell.
- Fertilization occurs when the nucleus of the sperm and the nucleus of the egg join.
- The process takes place in the oviduct, where sperm cells meet the egg cell.
Changes During Puberty
Males
- Voice breaks and gets deeper.
- Testes and penis grow.
- Testes start to produce sperm.
- Shoulders widen.
- Hair grows on the face and chest.
Females
- Breasts develop.
- Ovaries start to release egg cells.
- Periods start.
- Hips widen.
Both Males and Females
- Pubic hair grows.
- Hair grows under the arms.
Prepare for a test on adolescence and puberty with this quiz! Learn about the differences between adolescence and puberty, the physical and mental changes during puberty, and the typical age range for experiencing puberty.
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