Unit 12 - Growing + Changing (TH 2) Flashcards Preview

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Flashcards in Unit 12 - Growing + Changing (TH 2) Deck (28)
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1

Adolescence

The stage of life between childhood and adulthood, usually beginning somewhere between the ages of 11-15

2

Puberty

The time when you develop physical characteristics of adults of your own gender

3

Hormones

Chemical substances produced in certain glands that help regulate the way your body functions

4

Endocrine System

The system of glands throughout the body that regulate body functions

5

Metabolism

The process by which the body gets energy from food

6

Reproduction

The process by which living organisms produce others of their own kind

7

Reproductive System

The body organs and structures that make it possible to produce children

8

Sperm

Male reproductive cells

9

Testes

The pair of glands that produce sperm

10

Semen

A mixture of sperm and fluids that protect the sperm and carry them through the tubes of the male reproductive system

11

Ovaries

Female endocrine glands that release mature eggs and produce the hormones estrogen and progesterone

12

Eggs

Female reproductive cells

13

Uterus

A pear-shaped organ, located within the pelvis, in which the developing baby is nourished and protected

14

Ovulation

The process by which the ovaries released mature eggs, usually one each menstrual cycle

15

Menstruation

The flow from the body of blood, tissues, and fluid that results from the breakdown of the lining of the uterus

16

Fertilization

The joining of a male sperm cell and a female egg cell to form a fertilized egg

17

Gynecologist

A doctor who specializes in the female reproductive system

18

Chromosomes

Threadlike structures that carry genes

19

Genes

Basic units of heredity

20

Cell

Basic unit of life

21

Tissue

A group of similar cells that do a particular job

22

Organ

A body part made up of different tissues joined to perform a specific action

23

Body System

A group of organs that work together to carry out related tasks

24

Embryo

The developing organism from two weeks until the end of the eighth week of development

25

Fetus

The developing organism from the end of the eighth week until birth

26

Infancy

The first year of life after birth

27

Toddler

A child between the ages of one and three

28

Preschooler

A child between the ages of three and five

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