Menstrual cycle

What is Menstruation?

• Discharge of blood and tissues of the uterus wall

• Discharge of blood and tissues of the uterine lining

• Discharge of egg from the ovary

• Discharge of hormones from the ovary

The diagram shows the changes in the thickness of the uterus lining of a woman during her menstrual cycle.

At which time is the woman most likely to be fertile?

• A

• B

• C

• D

What is the sequence of structures through which a mammalian sperm passes after leaving the penis and before fusing with an ovum?

• vagina --> urethra --> fallopian tube

• ureter --> uterus --> vagina

• vagina --> fallopian tube -->ovary

• vagina --> uterus --> fallopian tube

On which date is a woman most likely to ovulate if the first day of menstrual loss was 1 February?

• 5 February

• 14 February

• 28 February

• 1 March

What are the functions of LH and FSH in the menstrual cycle?

• LH- causes ovulation,

  FSH- causes menstruation

• LH- causes ovulation,

  FSH- stimulates an egg to mature in an ovary

• LH- stimulates an egg to mature in an ovary, FSH -causes menstruation

• LH- stimulates an egg to mature in an ovary, FSH -causes ovulation

• A

• B

• C

• D

produces the fluid part of semen? A

• A

• B

• C

• D

After sexual intercourse, sperm can survive for 3 days in the uterus and oviducts.

Ovulation can occur any time from day 13 to day 15 and an egg cell can live for 2 days after ovulation.

How long is the longest possible fertile phase of the menstrual cycle?

• 2 days

• 3 days

• 5 days

• 7 days

In which region are sperms released during sexual intercourse and where does fertilisation usually take place?

• Sperm released 3

  Fertilisation 1

• Sperm released 3

  Fertilisation 2

• Sperm released 4

  Fertilisation 1

• Sperm released 4

  Fertilisation 2

How are sperm cells different from egg cells in size and in number?

• Size - Larger

  Number - Fewer

• Size - Larger

  Number - More

• Size - Smaller

  Number - Fewer

• Size - Smaller

  Number - More