Sexual Reproduction

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Sexual Reproduction by Mind Map: Sexual Reproduction

1. reproductive system

1.1. female

1.1.1. ovary produces sex hormones and ova

1.1.2. Fallopian tube tubes that carries the ovum to the uterus cilia is present to 'sweep' the ovum to the uterus

1.1.3. vagina site where sperms are deposited during sexual intercourse

1.1.4. cervix neck of uterus which widens during childbirth

1.1.5. uterus structure where fertilised ovum will be implanted in where the embryo develops during pregnancy

1.2. male

1.2.1. scrotum sac that holds the testis outside the body

1.2.2. sex glands forms semen releases fluids that nourishes and protect the sperm

1.2.3. epididymis stores the sperms that are produced

1.2.4. urethra tube that carries sperm and urine out of the body

1.2.5. testis produces sperms

1.2.6. sperm duct tube that carries sperm from the epididymis to the urethra

1.2.7. penis male sex organ deposits sperm in the vagina during sexual intercourse

2. STI

2.1. AIDS(acquired immunodeficiency syndrome)

2.2. syphilis

2.3. gonorrhea

3. menstrual cycle

3.1. mensuration(days 1-5)

3.1.1. uterine lining,unfertilised egg and blood is shed with the help of muscular contractions of the uterus

3.1.2. contractions causes cramps

3.2. thickening of uterine lining

3.2.1. to prepare for implantation,lining thickens and become spongy

3.2.2. becomes full of capillaries

3.3. ovulation(days 14-16)

3.3.1. considered most fertile period

3.3.2. process whereby a mature ovum is released from an ovary

4. contraceptive methods

4.1. male

4.1.1. permanent vasectomy tie and cut the sperm duct

4.1.2. temporary condom fine rubber worn over the penis act as a barrier between eggs and sperms may be coated with spermicide to kill the sperms

4.2. female

4.2.1. permanent ligation to cut and tie the Fallopian tube

4.2.2. temporary diaphragm a rubber cap inserted into the vagina and placed over the cervix before sexual intercourse acts as a barrier between eggs and sperms may be used with spermicide contraceptive pills contains synthetic female sex hormones suppresses the development and release of eggs intra-uterine device(IUD) inserted into the uterus by doctors prevent implantation of the fertilised egg in the uterus

5. fertilisation

5.1. the fusion of an ovum and a sperm