Contraception • It is the conscious regulation of pregnancy by a couple who have regular sex relations. • Not used to destroy new life • Prevention of conception (meeting of egg cell and sperm cell) Methods The Pill • Combination of synthetic hormones. • Prevents the ovary from releasing egg cell • Usual schedule is 1 pill a day for 20 or 21 consecutive days each month‚ beginning 5 days after the menstrual period • Variation of the 21-pill schedule will result to
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assist with the conception of a child. During IVF‚ mature eggs are collected from the ovaries and fertilized by sperm in a lab. In whole‚ In Vitro Fertilization can be undertaken in an ethical manner that maintains respect for human life. The IVF process involves monitoring and stimulating a woman’s ovulatory process‚ in which you remove an ovum (egg) from the ovaries and let the sperm fertilize in a liquid in a laboratory. The fertilized egg (zygote) is cultured for two to six days in a growth medium
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Reproduction Fact Sheet Male: Sperm Female: Ovum (egg) What happens to Gametes at Fertilisation? Fertilisation is the process where sperm (from the male) and the ovum (from the female) fuse together to form the zygote. Each gamete contains 23 chromosomes which combine together‚ in the zygote‚ to combine to a full set of 46 chromosomes – half from the father and half from the mother.. Summed up‚ it is where the male gamete and a female gamete join. The fusion of gametes enables the genetic
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genetic screening which is based on the testing embryo for any defects that may be in the genes such as genetic diseases. The process starts with the women being given fertility drugs so that she will product more than just one egg in her next menstrual cycle. These eggs are then
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pollen as they drink the plant’s nectar. The plant relies on the sperm-producing pollen coming into contact with the egg-containing stigma. The yellow pollen is transferred from the insect’s hairy legs to the stigma. This is the first step in sunflower reproduction. Once the pollen goes down the stigma‚ it releases sperm into the ovary. An available egg receives the sperm‚ and the egg is fertilized with a meat-bearing seed. The pollen/sperm can belong to the original plant or may come from another sunflower
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Introduction:- In the past 2 decades‚ there has been a spectacular change in the field of reproductive technologies. Reproductive sciences have come in with techniques like donor insemination‚ in vitro fertilization and embryo transfer methods which have completely revolutionized the reproductive environment. These techniques have infused hope into many infertile couples‚ who long to have a child of their own. Unfortunately‚ complications have arisen once these methods were combined with
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| Correct Answers for: c | menopause | | | | | * Question 2 | | | Spermatogenesis does not occur at normal core body temperature. | | | | | Correct Answer: | True | | | | | * Question 3 | | | The route of sperm from the production in the testes to the exterior of the body is: seminiferous tubules‚ straight tubules‚ rete testes‚ epididymis‚ ductus (vas) deferens‚ ejaculatory duct‚ prostatic urethra‚ membranous urethra‚ spongy urethra‚ external urethral orifice
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pregnancy is referred to as having an identical pregnancy. Twins may also occur from invitrofertilization. This is when several FRATERNAL AND IDENTICAL TWINS 3 fertilized eggs are
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or sealing the fallopian tubes. This way the egg can’t get into the uterus. The other way is by putting a tiny spring in the fallopian tubes which will stop the egg from getting into the uterus. Men can be sterilized. This means that the sperm will not go into the penis. This operation is called a vasectomy. Emergency contraception Emergency contraception is also a hormone pill. It is usually 1 or 2 pills. It stops the ovaries from releasing an egg and it should be taken not later than 72 hours
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proceed through a sequence of separate stages‚ like climbing rungs on a ladder? • Stability/Change: Do our early personality traits persist through life or do we become a different person as we age? Conception • Sperm‚ released during intercourse‚ approach the egg cell‚ which is 85000 times its own size and only a handful make
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