"The sperm and the egg" Essays and Research Papers

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    (IUI) - Sperm are deposited directly into your uterus (womb) while you are ovulating. • •In vitro fertilisation (IVF) - Eggs are taken from your ovaries and combined with your partner’s sperm in a petri dish. The fertilised embryos are relocated to your uterus. • •Intracytoplasmic sperm injection (ICSI) – An individual sperm is injected directly into a single egg in the laboratory and the resulting embryo is transplanted into your uterus. • •Donated sperm - If your partner has a very low sperm count

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    fertilization. In comparing‚ external fertilization occurs when the release of both sperms and eggs into an external environment‚ the sperm will then fertilize the egg outside of the organism for example in spawning. Internal fertilization‚ on the other hand‚ occurs when the egg is within the female‚ and a male mounts the female and releases sperms into her. The advantages of internal fertilization are that it protects the fertilized egg or the embryo from predators or the harsh environment. The disadvantages

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     The male reproductive system consists of these parts; Testes‚ glands‚ sperm ducts‚ urethra and the penis. The female reproductive system consists of these parts; Ovaries‚ egg tubes‚ uterus‚ cervix and the vagina The scrotums function is to produce millions of male sex cells (sperm) and to make male sex hormones which affect the way a man’s body develops. The sperm produced by the scrotum then passes through the sperm ducts and mixes with fluids produced by the glands. The tube inside the

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    Re 7B Reproduction About the Unit This Unit covers human reproduction and development. The Unit starts with an overview of what reproduction is and considers different modes of reproduction in animals. Human reproductive organs are then covered‚ along with adaptations of sex cells. This is followed by a look at sexual intercourse‚ the menstrual cycle‚ pregnancy and birth. The Unit ends with puberty and adolescence‚ a stage which many pupils will be going through or just about to

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    performance of the human body. Sperm cells‚ also known as spermatozoon are reproductive cells. The main function is to fertilize the ovum. At the head of the sperm is a large nucleus surrounded by acrosome‚ the acrosome covers the head of the sperm‚ when the ovum is reached the acrosome releases hydrolytic enzymes to break through the egg wall. The nucleus is where all genetic information and enzymes are and half of the 23 chromosomes. One pair coming from the sperm cell and the other from the mother

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    Women are seen as objects‚ and are often undermined in our society. More specifically the roles of the female body have been manipulated and changed to make women feel inferior to men. The essays “The Female Body” by Margaret Atwood and “The Egg and the Sperm: How Science Has Constructed a Romance Based on Male-Female Roles” by Emily Martin‚ both portray the female body and the use of the female body in a way that is inferior to that of a man’s body. These essays also both use a persuasive approach

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    the child’s genetic mother (called traditional surrogacy)‚ or she may be genetically unrelated to the child (called gestational surrogacy). In a traditional surrogacy‚ the child may be conceived via home artificial insemination using fresh or frozen sperm or impregnated via IUI (intrauterine insemination)‚ or ICI (intracervical insemination) performed at a health clinic. A gestational surrogacy requires the transfer of a previously created embryo‚ and for this reason the process always takes place in

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    example‚ fertility drugs‚ artificial inseminations‚ donor sperm‚ donor eggs‚ in vitro fertilization‚ and surrogacy. One treatment is to use fertility drugs. This method is injected or taken in pill form‚ the drugs release hormones that induce ovulation to boost egg production and make the uterus more receptive to embryo implantation. This method is best suited for infertile women who don ’t ovulate regularly or who have partners with very poor sperm quality. A positive effect of this process would be

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    procedure‚ you will take hormones and other medications so that you produce multiple eggs each month instead of just one. Using ultrasound to locate the eggs‚ your doctor will remove them using a hollow needle‚ then mix them with your partner’s sperm‚ provided the same day. The retrieval process can be uncomfortable‚ so

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    MIDTERM NOTES By: Dr. Vianca Jane De Jesus-Catangal INTESTINE longest coiled tube in the alimentary tract it has two parts (small and large) small intestine is in the anterior part it is the principal organ for digestion and absorption the posterior part is the large intestine its lumen is at the center and it has a finger like fold VILLI (sing. Villus)which hasten absorption TUNICA SEROSA or VISCERAL PERITONIUM- outermost covering TUNICA MUSCULARIS – forms the major part of

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