Chapter 5 - "Reaching the age of adolescence"

Adolescence

When the body goes through several changes resulting in reproductive capability

what does the changes in the human body mark?

Onset of puberty

List 6 changes of puberty

Height growth

Voice change

Change in body shape

Increased activity of sweat glands

Developments of sex organs

Reaching mental and emotional maturity

What is the protruding part of the throat in boys called ?

Adam's apple

Characteristics that help distinguish male and female?

Secondary sexual characteristics.

Name the male hormone produced by testes

Testosterone

Name the female hormone produced by ovaries

Estrogen

The production of male and female is under

Pituitary gland

Endocrine glands release hormones in blood stream to reach

Target site

The first menstrual flow in women is called

Menarche

the stoppage of the menstrual cycle

menopause

How many pair of chromosomes do humans have?

23

The chromosome in boys

XY

The chromosome in girls

XX

Thyroid produces

thyroxine

Diabetes - a disease can be caused when the pancreas does not produce

Insulin

Which hormone does Adrenal gland produce

adrenaline

The drastic change in an life of an frog from an larva to an adult is termed as

Metamorphosis

In frog the growth is controlled by

Thyroxine

If tadpoles living in an certain water body aren't growing into adults then the water lacks

Iodine