3.6.2 Sexual Reproduction in the Human

– Birth, Breastfeeding, Infertility and Birth Control

Follow-Me – iQuiz

Q. Name two female hormones that have a role in the menstrual cycle.

Change in hormone levels; Contractions; Waters break; Cervix

dilates; Delivery; Cord cut; Afterbirth

Embedding of embryo in endometrium

Fusion of gametes

Fertilisation outside the body

It stops

Implanted in a womb; Stored for future use; Destroyed

Hormonal; Blockage; Failure to ovulate

Half way along Fallopian tube

Oestrogen; Progesterone; FSH; LH

Prevention of fertilisation or implantation or pregnancy

Transfer of antibodies; Balanced diet; Bonding; Contraception; Correct

temperature; Milk sterile

Transport in/out; Barrier (plasma proteins, etc.); Produces progesterone

Up to seven days

Low sperm count; Hormonal

Vasectomy

Uterus

When the male and female nuclei have fused

Condom; Spermicide; Pill; IUD; Diaphragm; Implants

Ovary

Contractions; Waters break

Progesterone

Embryonic and uterine tissues

Pituitary

Up to two days

CONGRATULATIONS

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Q. What happens to the menstrual cycle when a woman reaches the menopause?

Change in hormone levels; Contractions; Waters break; Cervix

dilates; Delivery; Cord cut; Afterbirth

Embedding of embryo in endometrium

Fusion of gametes

Fertilisation outside the body

It stops

Implanted in a womb; Stored for future use; Destroyed

Hormonal; Blockage; Failure to ovulate

Half way along Fallopian tube

Oestrogen; Progesterone; FSH; LH

Prevention of fertilisation or implantation or pregnancy

Transfer of antibodies; Balanced diet; Bonding; Contraception; Correct

temperature; Milk sterile

Transport in/out; Barrier (plasma proteins, etc.); Produces progesterone

Up to seven days

Low sperm count; Hormonal

Vasectomy

Uterus

When the male and female nuclei have fused

Condom; Spermicide; Pill; IUD; Diaphragm; Implants

Ovary

Contractions; Waters break

Progesterone

Embryonic and uterine tissues

Pituitary

Up to two days

CONGRATULATIONS

Please CLICK on THIS BOX

for the Next Question

Q. When may it be considered that the process of fertilisation is complete?

Change in hormone levels; Contractions; Waters break; Cervix

dilates; Delivery; Cord cut; Afterbirth

Embedding of embryo in endometrium

Fusion of gametes

Fertilisation outside the body

It stops

Implanted in a womb; Stored for future use; Destroyed

Hormonal; Blockage; Failure to ovulate

Half way along Fallopian tube

Oestrogen; Progesterone; FSH; LH

Prevention of fertilisation or implantation or pregnancy

Transfer of antibodies; Balanced diet; Bonding; Contraception; Correct

temperature; Milk sterile

Transport in/out; Barrier (plasma proteins, etc.); Produces progesterone

Up to seven days

Low sperm count; Hormonal

Vasectomy

Uterus

When the male and female nuclei have fused

Condom; Spermicide; Pill; IUD; Diaphragm; Implants

Ovary

Contractions; Waters break

Progesterone

Embryonic and uterine tissues

Pituitary

Up to two days

CONGRATULATIONS

Please CLICK on THIS BOX

for the Next Question

Q. Where does fertilisation normally occur in the reproductive system of the human female?

Change in hormone levels; Contractions; Waters break; Cervix

dilates; Delivery; Cord cut; Afterbirth

Embedding of embryo in endometrium

Fusion of gametes

Fertilisation outside the body

It stops

Implanted in a womb; Stored for future use; Destroyed

Hormonal; Blockage; Failure to ovulate

Half way along Fallopian tube

Oestrogen; Progesterone; FSH; LH

Prevention of fertilisation or implantation or pregnancy

Transfer of antibodies; Balanced diet; Bonding; Contraception; Correct

temperature; Milk sterile

Transport in/out; Barrier (plasma proteins, etc.); Produces progesterone

Up to seven days

Low sperm count; Hormonal

Vasectomy

Uterus

When the male and female nuclei have fused

Condom; Spermicide; Pill; IUD; Diaphragm; Implants

Ovary

Contractions; Waters break

Progesterone

Embryonic and uterine tissues

Pituitary

Up to two days

CONGRATULATIONS

Please CLICK on THIS BOX

for the Next Question

Q. What is fertilisation?

Change in hormone levels; Contractions; Waters break; Cervix

dilates; Delivery; Cord cut; Afterbirth

Embedding of embryo in endometrium

Fusion of gametes

Fertilisation outside the body

It stops

Implanted in a womb; Stored for future use; Destroyed

Hormonal; Blockage; Failure to ovulate

Half way along Fallopian tube

Oestrogen; Progesterone; FSH; LH

Prevention of fertilisation or implantation or pregnancy

Transfer of antibodies; Balanced diet; Bonding; Contraception; Correct

temperature; Milk sterile

Transport in/out; Barrier (plasma proteins, etc.); Produces progesterone

Up to seven days

Low sperm count; Hormonal

Vasectomy

Uterus

When the male and female nuclei have fused

Condom; Spermicide; Pill; IUD; Diaphragm; Implants

Ovary

Contractions; Waters break

Progesterone

Embryonic and uterine tissues

Pituitary

Up to two days

CONGRATULATIONS

Please CLICK on THIS BOX

for the Next Question

Q. Name a hormone associated with the maintenance of the placenta.

Change in hormone levels; Contractions; Waters break; Cervix

dilates; Delivery; Cord cut; Afterbirth

Embedding of embryo in endometrium

Fusion of gametes

Fertilisation outside the body

It stops

Implanted in a womb; Stored for future use; Destroyed

Hormonal; Blockage; Failure to ovulate

Half way along Fallopian tube

Oestrogen; Progesterone; FSH; LH

Prevention of fertilisation or implantation or pregnancy

Transfer of antibodies; Balanced diet; Bonding; Contraception; Correct

temperature; Milk sterile

Transport in/out; Barrier (plasma proteins, etc.); Produces progesterone

Up to seven days

Low sperm count; Hormonal

Vasectomy

Uterus

When the male and female nuclei have fused

Condom; Spermicide; Pill; IUD; Diaphragm; Implants

Ovary

Contractions; Waters break

Progesterone

Embryonic and uterine tissues

Pituitary

Up to two days

CONGRATULATIONS

Please CLICK on THIS BOX

for the Next Question

Q. For how long will sperm survive in the female reproductive tract?

Change in hormone levels; Contractions; Waters break; Cervix

dilates; Delivery; Cord cut; Afterbirth

Embedding of embryo in endometrium

Fusion of gametes

Fertilisation outside the body

It stops

Implanted in a womb; Stored for future use; Destroyed

Hormonal; Blockage; Failure to ovulate

Half way along Fallopian tube

Oestrogen; Progesterone; FSH; LH

Prevention of fertilisation or implantation or pregnancy

Transfer of antibodies; Balanced diet; Bonding; Contraception; Correct

temperature; Milk sterile

Transport in/out; Barrier (plasma proteins, etc.); Produces progesterone

Up to seven days

Low sperm count; Hormonal

Vasectomy

Uterus

When the male and female nuclei have fused

Condom; Spermicide; Pill; IUD; Diaphragm; Implants

Ovary

Contractions; Waters break

Progesterone

Embryonic and uterine tissues

Pituitary

Up to two days

CONGRATULATIONS

Please CLICK on THIS BOX

for the Next Question

Q. From what is the placenta formed?

Change in hormone levels; Contractions; Waters break; Cervix

dilates; Delivery; Cord cut; Afterbirth

Embedding of embryo in endometrium

Fusion of gametes

Fertilisation outside the body

It stops

Implanted in a womb; Stored for future use; Destroyed

Hormonal; Blockage; Failure to ovulate

Half way along Fallopian tube

Oestrogen; Progesterone; FSH; LH

Prevention of fertilisation or implantation or pregnancy

Transfer of antibodies; Balanced diet; Bonding; Contraception; Correct

temperature; Milk sterile

Transport in/out; Barrier (plasma proteins, etc.); Produces progesterone

Up to seven days

Low sperm count; Hormonal

Vasectomy

Uterus

When the male and female nuclei have fused

Condom; Spermicide; Pill; IUD; Diaphragm; Implants

Ovary

Contractions; Waters break

Progesterone

Embryonic and uterine tissues

Pituitary

Up to two days

CONGRATULATIONS

Please CLICK on THIS BOX

for the Next Question

Q. Give two biological advantages of breastfeeding.

Change in hormone levels; Contractions; Waters break; Cervix

dilates; Delivery; Cord cut; Afterbirth

Embedding of embryo in endometrium

Fusion of gametes

Fertilisation outside the body

It stops

Implanted in a womb; Stored for future use; Destroyed

Hormonal; Blockage; Failure to ovulate

Half way along Fallopian tube

Oestrogen; Progesterone; FSH; LH

Prevention of fertilisation or implantation or pregnancy

Transfer of antibodies; Balanced diet; Bonding; Contraception; Correct

temperature; Milk sterile

Transport in/out; Barrier (plasma proteins, etc.); Produces progesterone

Up to seven days

Low sperm count; Hormonal

Vasectomy

Uterus

When the male and female nuclei have fused

Condom; Spermicide; Pill; IUD; Diaphragm; Implants

Ovary

Contractions; Waters break

Progesterone

Embryonic and uterine tissues

Pituitary

Up to two days

CONGRATULATIONS

Please CLICK on THIS BOX

for the Next Question

Q. Give an account of the importance of the placenta during human development in the womb.

Change in hormone levels; Contractions; Waters break; Cervix

dilates; Delivery; Cord cut; Afterbirth

Embedding of embryo in endometrium

Fusion of gametes

Fertilisation outside the body

It stops

Implanted in a womb; Stored for future use; Destroyed

Hormonal; Blockage; Failure to ovulate

Half way along Fallopian tube

Oestrogen; Progesterone; FSH; LH

Prevention of fertilisation or implantation or pregnancy

Transfer of antibodies; Balanced diet; Bonding; Contraception; Correct

temperature; Milk sterile

Transport in/out; Barrier (plasma proteins, etc.); Produces progesterone

Up to seven days

Low sperm count; Hormonal

Vasectomy

Uterus

When the male and female nuclei have fused

Condom; Spermicide; Pill; IUD; Diaphragm; Implants

Ovary

Contractions; Waters break

Progesterone

Embryonic and uterine tissues

Pituitary

Up to two days

CONGRATULATIONS

Please CLICK on THIS BOX

for the Next Question

Q. Where does meiosis occur in the human female reproductive system?

Change in hormone levels; Contractions; Waters break; Cervix

dilates; Delivery; Cord cut; Afterbirth

Embedding of embryo in endometrium

Fusion of gametes

Fertilisation outside the body

It stops

Implanted in a womb; Stored for future use; Destroyed

Hormonal; Blockage; Failure to ovulate

Half way along Fallopian tube

Oestrogen; Progesterone; FSH; LH

Prevention of fertilisation or implantation or pregnancy

Transfer of antibodies; Balanced diet; Bonding; Contraception; Correct

temperature; Milk sterile

Transport in/out; Barrier (plasma proteins, etc.); Produces progesterone

Up to seven days

Low sperm count; Hormonal

Vasectomy

Uterus

When the male and female nuclei have fused

Condom; Spermicide; Pill; IUD; Diaphragm; Implants

Ovary

Contractions; Waters break

Progesterone

Embryonic and uterine tissues

Pituitary

Up to two days

CONGRATULATIONS

Please CLICK on THIS BOX

for the Next Question

Q. Outline how birth occurs.

Change in hormone levels; Contractions; Waters break; Cervix

dilates; Delivery; Cord cut; Afterbirth

Embedding of embryo in endometrium

Fusion of gametes

Fertilisation outside the body

It stops

Implanted in a womb; Stored for future use; Destroyed

Hormonal; Blockage; Failure to ovulate

Half way along Fallopian tube

Oestrogen; Progesterone; FSH; LH

Prevention of fertilisation or implantation or pregnancy

Transfer of antibodies; Balanced diet; Bonding; Contraception; Correct

temperature; Milk sterile

Transport in/out; Barrier (plasma proteins, etc.); Produces progesterone

Up to seven days

Low sperm count; Hormonal

Vasectomy

Uterus

When the male and female nuclei have fused

Condom; Spermicide; Pill; IUD; Diaphragm; Implants

Ovary

Contractions; Waters break

Progesterone

Embryonic and uterine tissues

Pituitary

Up to two days

CONGRATULATIONS

Please CLICK on THIS BOX

for the Next Question

Q. Explain the term implantation.

Change in hormone levels; Contractions; Waters break; Cervix

dilates; Delivery; Cord cut; Afterbirth

Embedding of embryo in endometrium

Fusion of gametes

Fertilisation outside the body

It stops

Implanted in a womb; Stored for future use; Destroyed

Hormonal; Blockage; Failure to ovulate

Half way along Fallopian tube

Oestrogen; Progesterone; FSH; LH

Prevention of fertilisation or implantation or pregnancy

Transfer of antibodies; Balanced diet; Bonding; Contraception; Correct

temperature; Milk sterile

Transport in/out; Barrier (plasma proteins, etc.); Produces progesterone

Up to seven days

Low sperm count; Hormonal

Vasectomy

Uterus

When the male and female nuclei have fused

Condom; Spermicide; Pill; IUD; Diaphragm; Implants

Ovary

Contractions; Waters break

Progesterone

Embryonic and uterine tissues

Pituitary

Up to two days

CONGRATULATIONS

Please CLICK on THIS BOX

for the Next Question

Q. Give one change experienced by the mother that indicates to her that the birth process is starting.

Change in hormone levels; Contractions; Waters break; Cervix

dilates; Delivery; Cord cut; Afterbirth

Embedding of embryo in endometrium

Fusion of gametes

Fertilisation outside the body

It stops

Implanted in a womb; Stored for future use; Destroyed

Hormonal; Blockage; Failure to ovulate

Half way along Fallopian tube

Oestrogen; Progesterone; FSH; LH

Prevention of fertilisation or implantation or pregnancy

Transfer of antibodies; Balanced diet; Bonding; Contraception; Correct

temperature; Milk sterile

Transport in/out; Barrier (plasma proteins, etc.); Produces progesterone

Up to seven days

Low sperm count; Hormonal

Vasectomy

Uterus

When the male and female nuclei have fused

Condom; Spermicide; Pill; IUD; Diaphragm; Implants

Ovary

Contractions; Waters break

Progesterone

Embryonic and uterine tissues

Pituitary

Up to two days

CONGRATULATIONS

Please CLICK on THIS BOX

for the Next Question

Q. State one cause of infertility in the female.

Change in hormone levels; Contractions; Waters break; Cervix

dilates; Delivery; Cord cut; Afterbirth

Embedding of embryo in endometrium

Fusion of gametes

Fertilisation outside the body

It stops

Implanted in a womb; Stored for future use; Destroyed

Hormonal; Blockage; Failure to ovulate

Half way along Fallopian tube

Oestrogen; Progesterone; FSH; LH

Prevention of fertilisation or implantation or pregnancy

Transfer of antibodies; Balanced diet; Bonding; Contraception; Correct

temperature; Milk sterile

Transport in/out; Barrier (plasma proteins, etc.); Produces progesterone

Up to seven days

Low sperm count; Hormonal

Vasectomy

Uterus

When the male and female nuclei have fused

Condom; Spermicide; Pill; IUD; Diaphragm; Implants

Ovary

Contractions; Waters break

Progesterone

Embryonic and uterine tissues

Pituitary

Up to two days

CONGRATULATIONS

Please CLICK on THIS BOX

for the Next Question

Q. What is meant by in vitro fertilisation?

Change in hormone levels; Contractions; Waters break; Cervix

dilates; Delivery; Cord cut; Afterbirth

Embedding of embryo in endometrium

Fusion of gametes

Fertilisation outside the body

It stops

Implanted in a womb; Stored for future use; Destroyed

Hormonal; Blockage; Failure to ovulate

Half way along Fallopian tube

Oestrogen; Progesterone; FSH; LH

Prevention of fertilisation or implantation or pregnancy

Transfer of antibodies; Balanced diet; Bonding; Contraception; Correct

temperature; Milk sterile

Transport in/out; Barrier (plasma proteins, etc.); Produces progesterone

Up to seven days

Low sperm count; Hormonal

Vasectomy

Uterus

When the male and female nuclei have fused

Condom; Spermicide; Pill; IUD; Diaphragm; Implants

Ovary

Contractions; Waters break

Progesterone

Embryonic and uterine tissues

Pituitary

Up to two days

CONGRATULATIONS

Please CLICK on THIS BOX

for the Next Question

Q. What is meant by contraception?

Change in hormone levels; Contractions; Waters break; Cervix

dilates; Delivery; Cord cut; Afterbirth

Embedding of embryo in endometrium

Fusion of gametes

Fertilisation outside the body

It stops

Implanted in a womb; Stored for future use; Destroyed

Hormonal; Blockage; Failure to ovulate

Half way along Fallopian tube

Oestrogen; Progesterone; FSH; LH

Prevention of fertilisation or implantation or pregnancy

Transfer of antibodies; Balanced diet; Bonding; Contraception; Correct

temperature; Milk sterile

Transport in/out; Barrier (plasma proteins, etc.); Produces progesterone

Up to seven days

Low sperm count; Hormonal

Vasectomy

Uterus

When the male and female nuclei have fused

Condom; Spermicide; Pill; IUD; Diaphragm; Implants

Ovary

Contractions; Waters break

Progesterone

Embryonic and uterine tissues

Pituitary

Up to two days

CONGRATULATIONS

Please CLICK on THIS BOX

for the Next Question

Q. Where does implantation occur in the human female reproductive system?

Change in hormone levels; Contractions; Waters break; Cervix

dilates; Delivery; Cord cut; Afterbirth

Embedding of embryo in endometrium

Fusion of gametes

Fertilisation outside the body

It stops

Implanted in a womb; Stored for future use; Destroyed

Hormonal; Blockage; Failure to ovulate

Half way along Fallopian tube

Oestrogen; Progesterone; FSH; LH

Prevention of fertilisation or implantation or pregnancy

Transfer of antibodies; Balanced diet; Bonding; Contraception; Correct

temperature; Milk sterile

Transport in/out; Barrier (plasma proteins, etc.); Produces progesterone

Up to seven days

Low sperm count; Hormonal

Vasectomy

Uterus

When the male and female nuclei have fused

Condom; Spermicide; Pill; IUD; Diaphragm; Implants

Ovary

Contractions; Waters break

Progesterone

Embryonic and uterine tissues

Pituitary

Up to two days

CONGRATULATIONS

Please CLICK on THIS BOX

for the Next Question

Q. For how long do ova remain viable?

Change in hormone levels; Contractions; Waters break; Cervix

dilates; Delivery; Cord cut; Afterbirth

Embedding of embryo in endometrium

Fusion of gametes

Fertilisation outside the body

It stops

Implanted in a womb; Stored for future use; Destroyed

Hormonal; Blockage; Failure to ovulate

Half way along Fallopian tube

Oestrogen; Progesterone; FSH; LH

Prevention of fertilisation or implantation or pregnancy

Transfer of antibodies; Balanced diet; Bonding; Contraception; Correct

temperature; Milk sterile

Transport in/out; Barrier (plasma proteins, etc.); Produces progesterone

Up to seven days

Low sperm count; Hormonal

Vasectomy

Uterus

When the male and female nuclei have fused

Condom; Spermicide; Pill; IUD; Diaphragm; Implants

Ovary

Contractions; Waters break

Progesterone

Embryonic and uterine tissues

Pituitary

Up to two days

CONGRATULATIONS

Please CLICK on THIS BOX

for the Next Question

Q. State one cause of infertility in the male.

Change in hormone levels; Contractions; Waters break; Cervix

dilates; Delivery; Cord cut; Afterbirth

Embedding of embryo in endometrium

Fusion of gametes

Fertilisation outside the body

It stops

Implanted in a womb; Stored for future use; Destroyed

Hormonal; Blockage; Failure to ovulate

Half way along Fallopian tube

Oestrogen; Progesterone; FSH; LH

Prevention of fertilisation or implantation or pregnancy

Transfer of antibodies; Balanced diet; Bonding; Contraception; Correct

temperature; Milk sterile

Transport in/out; Barrier (plasma proteins, etc.); Produces progesterone

Up to seven days

Low sperm count; Hormonal

Vasectomy

Uterus

When the male and female nuclei have fused

Condom; Spermicide; Pill; IUD; Diaphragm; Implants

Ovary

Contractions; Waters break

Progesterone

Embryonic and uterine tissues

Pituitary

Up to two days

CONGRATULATIONS

Please CLICK on THIS BOX

for the Next Question

Q. Give an example of a surgical method of male contraception.

Change in hormone levels; Contractions; Waters break; Cervix

dilates; Delivery; Cord cut; Afterbirth

Embedding of embryo in endometrium

Fusion of gametes

Fertilisation outside the body

It stops

Implanted in a womb; Stored for future use; Destroyed

Hormonal; Blockage; Failure to ovulate

Half way along Fallopian tube

Oestrogen; Progesterone; FSH; LH

Prevention of fertilisation or implantation or pregnancy

Transfer of antibodies; Balanced diet; Bonding; Contraception; Correct

temperature; Milk sterile

Transport in/out; Barrier (plasma proteins, etc.); Produces progesterone

Up to seven days

Low sperm count; Hormonal

Vasectomy

Uterus

When the male and female nuclei have fused

Condom; Spermicide; Pill; IUD; Diaphragm; Implants

Ovary

Contractions; Waters break

Progesterone

Embryonic and uterine tissues

Pituitary

Up to two days

CONGRATULATIONS

Please CLICK on THIS BOX

for the Next Question

Q. What is done with the products of in vitro fertilisation?

Change in hormone levels; Contractions; Waters break; Cervix

dilates; Delivery; Cord cut; Afterbirth

Embedding of embryo in endometrium

Fusion of gametes

Fertilisation outside the body

It stops

Implanted in a womb; Stored for future use; Destroyed

Hormonal; Blockage; Failure to ovulate

Half way along Fallopian tube

Oestrogen; Progesterone; FSH; LH

Prevention of fertilisation or implantation or pregnancy

Transfer of antibodies; Balanced diet; Bonding; Contraception; Correct

temperature; Milk sterile

Transport in/out; Barrier (plasma proteins, etc.); Produces progesterone

Up to seven days

Low sperm count; Hormonal

Vasectomy

Uterus

When the male and female nuclei have fused

Condom; Spermicide; Pill; IUD; Diaphragm; Implants

Ovary

Contractions; Waters break

Progesterone

Embryonic and uterine tissues

Pituitary

Up to two days

CONGRATULATIONS

Please CLICK on THIS BOX

for the Next Question

Q. List three methods of contraception other than surgical.

Change in hormone levels; Contractions; Waters break; Cervix

dilates; Delivery; Cord cut; Afterbirth

Embedding of embryo in endometrium

Fusion of gametes

Fertilisation outside the body

It stops

Implanted in a womb; Stored for future use; Destroyed

Hormonal; Blockage; Failure to ovulate

Half way along Fallopian tube

Oestrogen; Progesterone; FSH; LH

Prevention of fertilisation or implantation or pregnancy

Transfer of antibodies; Balanced diet; Bonding; Contraception; Correct

temperature; Milk sterile

Transport in/out; Barrier (plasma proteins, etc.); Produces progesterone

Up to seven days

Low sperm count; Hormonal

Vasectomy

Uterus

When the male and female nuclei have fused

Condom; Spermicide; Pill; IUD; Diaphragm; Implants

Ovary

Contractions; Waters break

Progesterone

Embryonic and uterine tissues

Pituitary

Up to two days

CONGRATULATIONS

Please CLICK on THIS BOX

for the Next Question

Q. Where is FSH produced?

Change in hormone levels; Contractions; Waters break; Cervix

dilates; Delivery; Cord cut; Afterbirth

Embedding of embryo in endometrium

Fusion of gametes

Fertilisation outside the body

It stops

Implanted in a womb; Stored for future use; Destroyed

Hormonal; Blockage; Failure to ovulate

Half way along Fallopian tube

Oestrogen; Progesterone; FSH; LH

Prevention of fertilisation or implantation or pregnancy

Transfer of antibodies; Balanced diet; Bonding; Contraception; Correct

temperature; Milk sterile

Transport in/out; Barrier (plasma proteins, etc.); Produces progesterone

Up to seven days

Low sperm count; Hormonal

Vasectomy

Uterus

When the male and female nuclei have fused

Condom; Spermicide; Pill; IUD; Diaphragm; Implants

Ovary

Contractions; Waters break

Progesterone

Embryonic and uterine tissues

Pituitary

Up to two days

CONGRATULATIONS

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