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higher human biology - key area 2.3 (the biology of controlling fertility)
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Key Area 2-3 The biology of controlling fertility a) fertile periods Men are continuously fertile, they produce sperm in their testes continually from puberty. Women have cyclical fertility, meaning they few days each their fertile period (normally for as There are (1) temperature cervical 1) Womens' after two ways mucus. to ovulation. are only fertile menstrual cycle. This is known. days after ovulation). identity the fertile period: body temperature. 1-2 rises by about. infertility 0.5°C 2) During ovulation the cervical mucus is thin and watery easily reach the ovum). (allows sperm to more 6) treatments for Stimulating Cilation. Ovulation can be stimulated by drugs that prevent the negative feedback effect of oestrogen on FSH secretion. - other cuulatory drugs. LH. These can in multiple births LUE male sterile used. Sovetal samples of semen. Artificial Insemination. time. the has head Artificial Insemination. When semen is inserted into the female reproductive tract by means. other than intercourse a mimic the cause superounlation. be used 2) cua and occur The injected directly into can donor with a Intra- Cytoplasmic Sperm Injection (Icsi) Usually used during IVF process. detective or very low in number In Vitro Fertilisation (1 времи are low sperm count. action of (IVF) 1) Ova are surgically removed from stimulation FSH that can to collect are collected over period of is particularly useful where male If a pes is nomal sperm count. be may if of the sperm is drown into a needle. achieve fertilisation. the to egg and result fur ova mature sperm are mixed in a culture dish. and the ovaries after hormone 3) Fertilised ova (zygotes) are incubated to allow cell division to wiibl they have formed at least 8 cells. Two or three. implantation into Remaining embryos canl future implantation attempts. embryos are inserted into the uterus for the endometrium Barniers from reaching be IVF com be used in conjunction with pre-implantation. genetic diagnosis (PGD) disorders and TUDS...
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Alternative transcript:
are they can can also. Male and intra-uterine device (IUD). sterilisation. methods. c) Physical and chemical methods of contraception. Physical methods of contraception include: barrier methods. frozen to identity single gene chromosomal abnormalities. are devices which physically blocks sperm an ouum, ve condoms. and stored for sterilisation is called a the and rying the meeting sperm T-shaped structures. that fit into the uterns, be used for many years and some forms secrete hormones. rying released. Female sterilisation is called oviducts. two sperm ducks to any vasectomy and involves cutting prevent sperm being. tubal ligation involves enthing ovum two to prevent the and reaching the uterns. Asterilisation is usually ireversible. * Chemical methods. -cral contraceptive pill ·moming-after` pills. "mini" pills The contains. combination of oral contraceptive pill oyntheric destrogen and progesterone that mimics regative feedback preventing the release of FSH and LH from menns follicle maturation is the pituitary gland (this inhibited and ovulation fails to occurr). The 'mini pill` only contains. mickening of the cervical of contraception include: The moming- after pills. of homones. ovaniam implantation 72 nours. after a mucus. that from occuring. intercourse. progesterone contain very high doses. ovulation or raken prevent Can and be causes up to
higher human biology - key area 2.3 (the biology of controlling fertility)
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full notes/summary for key area 2.3 of sqa higher human biology course. All information is taken directly from the official sqa course specifications.
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higher human biology - key area 2.3 (the biology of controlling fertility)
Comments (1)
full notes/summary for key area 2.3 of sqa higher human biology course. All information is taken directly from the official sqa course specifications.
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Key Area 2-3 The biology of controlling fertility a) fertile periods Men are continuously fertile, they produce sperm in their testes continually from puberty. Women have cyclical fertility, meaning they few days each their fertile period (normally for as There are (1) temperature cervical 1) Womens' after two ways mucus. to ovulation. are only fertile menstrual cycle. This is known. days after ovulation). identity the fertile period: body temperature. 1-2 rises by about. infertility 0.5°C 2) During ovulation the cervical mucus is thin and watery easily reach the ovum). (allows sperm to more 6) treatments for Stimulating Cilation. Ovulation can be stimulated by drugs that prevent the negative feedback effect of oestrogen on FSH secretion. - other cuulatory drugs. LH. These can in multiple births LUE male sterile used. Sovetal samples of semen. Artificial Insemination. time. the has head Artificial Insemination. When semen is inserted into the female reproductive tract by means. other than intercourse a mimic the cause superounlation. be used 2) cua and occur The injected directly into can donor with a Intra- Cytoplasmic Sperm Injection (Icsi) Usually used during IVF process. detective or very low in number In Vitro Fertilisation (1 времи are low sperm count. action of (IVF) 1) Ova are surgically removed from stimulation FSH that can to collect are collected over period of is particularly useful where male If a pes is nomal sperm count. be may if of the sperm is drown into a needle. achieve fertilisation. the to egg and result fur ova mature sperm are mixed in a culture dish. and the ovaries after hormone 3) Fertilised ova (zygotes) are incubated to allow cell division to wiibl they have formed at least 8 cells. Two or three. implantation into Remaining embryos canl future implantation attempts. embryos are inserted into the uterus for the endometrium Barniers from reaching be IVF com be used in conjunction with pre-implantation. genetic diagnosis (PGD) disorders and TUDS...
Key Area 2-3 The biology of controlling fertility a) fertile periods Men are continuously fertile, they produce sperm in their testes continually from puberty. Women have cyclical fertility, meaning they few days each their fertile period (normally for as There are (1) temperature cervical 1) Womens' after two ways mucus. to ovulation. are only fertile menstrual cycle. This is known. days after ovulation). identity the fertile period: body temperature. 1-2 rises by about. infertility 0.5°C 2) During ovulation the cervical mucus is thin and watery easily reach the ovum). (allows sperm to more 6) treatments for Stimulating Cilation. Ovulation can be stimulated by drugs that prevent the negative feedback effect of oestrogen on FSH secretion. - other cuulatory drugs. LH. These can in multiple births LUE male sterile used. Sovetal samples of semen. Artificial Insemination. time. the has head Artificial Insemination. When semen is inserted into the female reproductive tract by means. other than intercourse a mimic the cause superounlation. be used 2) cua and occur The injected directly into can donor with a Intra- Cytoplasmic Sperm Injection (Icsi) Usually used during IVF process. detective or very low in number In Vitro Fertilisation (1 времи are low sperm count. action of (IVF) 1) Ova are surgically removed from stimulation FSH that can to collect are collected over period of is particularly useful where male If a pes is nomal sperm count. be may if of the sperm is drown into a needle. achieve fertilisation. the to egg and result fur ova mature sperm are mixed in a culture dish. and the ovaries after hormone 3) Fertilised ova (zygotes) are incubated to allow cell division to wiibl they have formed at least 8 cells. Two or three. implantation into Remaining embryos canl future implantation attempts. embryos are inserted into the uterus for the endometrium Barniers from reaching be IVF com be used in conjunction with pre-implantation. genetic diagnosis (PGD) disorders and TUDS...
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Still not sure? Look at what your fellow peers are saying...
iOS User
I love this app so much [...] I recommend Knowunity to everyone!!! I went from a C to an A with it :D
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SuSSan, iOS User
Love this App ❤️, I use it basically all the time whenever I'm studying
Alternative transcript:
are they can can also. Male and intra-uterine device (IUD). sterilisation. methods. c) Physical and chemical methods of contraception. Physical methods of contraception include: barrier methods. frozen to identity single gene chromosomal abnormalities. are devices which physically blocks sperm an ouum, ve condoms. and stored for sterilisation is called a the and rying the meeting sperm T-shaped structures. that fit into the uterns, be used for many years and some forms secrete hormones. rying released. Female sterilisation is called oviducts. two sperm ducks to any vasectomy and involves cutting prevent sperm being. tubal ligation involves enthing ovum two to prevent the and reaching the uterns. Asterilisation is usually ireversible. * Chemical methods. -cral contraceptive pill ·moming-after` pills. "mini" pills The contains. combination of oral contraceptive pill oyntheric destrogen and progesterone that mimics regative feedback preventing the release of FSH and LH from menns follicle maturation is the pituitary gland (this inhibited and ovulation fails to occurr). The 'mini pill` only contains. mickening of the cervical of contraception include: The moming- after pills. of homones. ovaniam implantation 72 nours. after a mucus. that from occuring. intercourse. progesterone contain very high doses. ovulation or raken prevent Can and be causes up to