Video: Tib neeg kev yug me nyuam hu ua dab tsi?
2024 Tus sau: Michael Samuels | [email protected]. Kawg hloov kho: 2023-12-16 01:44
Tib neeg kev yug me nyuam yog tej yam ntawm kev sib deev ua rau tib neeg fertilization. Nws feem ntau cuam tshuam nrog kev sib deev kev sib deev ntawm ib tug txiv neej thiab poj niam. Cov no yog tshwj xeeb kev ua me nyuam hlwb hu ua gametes, tsim nyob rau hauv tus txheej txheem hu ua meiosis.
Dhau li ntawd, yog dab tsi yog reproduction Luv teb?
Teb : Tus txheej txheem uas ib tug kab mob tsim nws cov xeeb ntxwv hu ua kev yug me nyuam . Teb : Thaum ib leej niam leej txiv koom nrog kev yug me nyuam thiab kev tsim gamete tsis tshwm sim, nws hu ua asexual kev yug me nyuam.
Ib qho ntxiv, dab tsi yog txiv neej thiab poj niam txoj kev ua me nyuam? Cov txiv neej reproductive system muaj ob qhov loj: cov noob qes, qhov twg cov phev raug tsim, thiab noov, raws li Merck Manuals. Qhov loj internal lub cev ntawm poj niam deev menyuam suav nrog qhov chaw mos thiab lub tsev menyuam - uas ua lub luag haujlwm rau cov phev - thiab lub zes qe menyuam, uas ua rau lub cev poj niam ua ov.
Ib yam li ntawd, vim li cas tib neeg yug me nyuam tseem ceeb?
Kev tsim tawm yog tseem ceeb rau kev ciaj sia ntawm txhua yam muaj sia. Tsis muaj ib tug mechanism rau kev yug me nyuam , lub neej yuav xaus. Qee lub hlwb rov tsim dua tshiab los ntawm kev faib tsis sib luag ntawm cov cell, qhov no hu ua budding. Hauv cov txheej txheem no, cov paj tuaj ua lub pob qhov rooj ntawm niam niam.
Tib neeg yug me nyuam li cas?
Tib neeg kev yug me nyuam yog thaum lub qe qe los ntawm ib tug poj niam thiab cov phev cell los ntawm ib tug txiv neej sib sau ua ke thiab tsim kom muaj ib tug menyuam . Ovulation yog thaum tus poj niam lub zes qe menyuam tso qe qe. Ib lub qe fertilized yog cog rau hauv lub tsev menyuam thiab loj hlob mus rau hauv lub plab menyuam.
Pom zoo:
Cov kev mob tshwm sim ntawm kev tswj yug me nyuam raws caij nyoog yog dab tsi?
Cov kev mob tshwm sim tshwm sim tuaj yeem suav nrog: xeev siab me ntsis (tshwj xeeb tshaj yog thaum koj pib noj Seasonique), ntuav, tsam plab, mob plab; lub mis mos los yog o, tawm ntawm lub txiv mis; quav hnav los yog tsaus ntawm daim tawv nqaij ntawm lub ntsej muag, nce plaub hau kev loj hlob, poob ntawm cov plaub hau plaub hau; hloov qhov hnyav lossis qab los noj mov;
Qhov txawv ntawm qhov kev tuag thiab kev yug me nyuam yog dab tsi?
2) Tus nqi yug me nyuam hais txog tag nrho cov naj npawb ntawm cov yug nyob rau ib 1000 hauv cov pejxeem muab thaum lub sijhawm lossis ib xyoos. 2) Tus neeg tuag hais txog kev ntsuas tus naj npawb ntawm cov neeg tuag lossis tus naj npawb ntawm kev tuag ntawm 1,000 tus tib neeg hauv ib xyoos
Cov xwm txheej tseem ceeb ntawm kev yug me nyuam hauv tib neeg yog dab tsi?
Cov xwm txheej tseem ceeb ntawm kev yug menyuam hauv tib neeg yog raws li hauv qab no: Gametogenesis: Nws yog qhov tsim ntawm gametes. Insemination: Nws yog kev hloov cov phev los ntawm tus txiv neej mus rau qhov chaw mos ntawm tus poj niam. Fertilization: Cleavage: Implantation: Placentation: Gastrulation: Organogenesis:
Dab tsi yog lo lus rau ib tus neeg muaj tshuaj lom uas ua rau muaj kev puas tsuaj lossis kev yug me nyuam hauv lub fetus lossis embryo?
Teratology. Teratogens yog cov khoom uas yuav ua rau yug me nyuam tsis xws luag los ntawm kev cuam tshuam rau embryo lossis fetus
Cov kws kho kev puas siab puas ntsws hais tias kev xav txog lub siab lub ntsws tsom mus rau kev kawm txog tus cwj pwm dab tsi uas tib neeg ua ntau dua li tib neeg tau ntsib?
Cov kws kho kev puas siab puas ntsws puas tau hais tias psychologyfocusentirely ntawm txoj kev kawm ntawm tus cwj pwm-cov neeg ua dab tsi- dua li cov neeg tau ntsib? B. F. Skinner siv lub 'conditioningchamber' hauv nws txoj kev tshawb fawb nrog: A