16.2 MENSTRUAL CYCLE

The shedding of uterine lining in the absence of fertilisation is called

• Menstruation

• Ovulation

• Fertilisation

The menstrual cycle has how many main stages?

• 1

• 2

• 3

• 4

The main stages of menstrual cycle

• Menstruation and repair of uterus lining

• Pregnancy

• Ovulation

• Thickening of uterus lining

The whole menstrual cycle usually last for about

• 5 days

• 15 days

• 20 days

• 28 days

Girls starts menstruation when they are about

• 10 to 12 years old.

• 12 to 14 years old.

• 10 to 14 years old.

• 12 to 16 years old.

The release of egg from the ovary is called

• Ovulation.

• Fertilisation.

Ovulation usually occurs on the

• 14th day.

• 15th day.

Menstruation occurs at

• 1st - 5th day.

• 6th - 10th day.

• 11th - 17th day.

• 18th - 28th day.

The uterus lining continues to thicken at

• 18th - 28th day.

• 11th - 17th day

Repair of uterus lining occurs at

• 6th - 10th day.

• 1st - 5th day