Cov txheej txheem:
Video: Cov xwm txheej tseem ceeb ntawm kev yug me nyuam hauv tib neeg yog dab tsi?
2024 Tus sau: Michael Samuels | [email protected]. Kawg hloov kho: 2024-01-18 09:28
Cov xwm txheej tseem ceeb ntawm kev yug me nyuam 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:
Ib yam li ntawd, nws raug nug, dab tsi yog tus txheej txheem ntawm tib neeg kev yug me nyuam?
Tib neeg kev ua me nyuam ib txwm siv qhov chaw raws li sab hauv fertilization los ntawm kev sib deev kev sib deev. Qhov no txheej txheem tseem hu ua "coitus", "mating", "kev sib deev", los yog, euphemistically, "ua kev hlub". Cov phev thiab ovum yog lub npe hu ua gametes (txhua tus muaj ib nrab cov ntaub ntawv keeb kwm ntawm niam txiv, tsim los ntawm meiosis).
Ib sab saum toj no, dab tsi yog lub luag haujlwm tseem ceeb ntawm tib neeg kev tsim tawm? Taw qhia rau Kev Loj Hlob . Qhov loj muaj nuj nqi ntawm kev tsim tawm yog los xyuas kom muaj sia nyob ntawm hom. Lwm yam tshuab hauv lub cev, xws li endocrine thiab tso zis tshuab , ua haujlwm tsis tu ncua los tswj homeostasis kom muaj sia nyob ntawm tus neeg.
Ib yam li ntawd, lub luag haujlwm tseem ceeb ntawm cov poj niam cev xeeb tub hauv kev yug me nyuam ntawm tib neeg yog dab tsi?
Cov poj niam deev menyuam muaj ob kev ua haujlwm : tsim cov qe qe, thiab tiv thaiv thiab tu tus menyuam hauv plab mus txog thaum yug. Tib neeg muaj qib siab ntawm kev sib txawv ntawm kev sib deev. Ib qho me me ntawm cov phev dhau los ntawm lub tsev me nyuam mus rau hauv lub tsev menyuam, thiab tom qab ntawd mus rau hauv cov hlab ntsha Fallopian rau fertilization ntawm zes qe menyuam.
Tus txiv neej thiab poj niam lub cev xeeb tub yog dab tsi?
Cov txiv neej deev system muaj ob qhov loj: cov noob qes, qhov twg cov phev raug tsim, thiab noov, raws li Merck Manuals. Qhov loj sab hauv lub cev ntawm poj niam deev menyuam muaj xws li qhov chaw mos thiab uterus - uas ua raws li lub receptacle rau phev - thiab zes qe menyuam, uas tsim cov poj niam ova ua.
Pom zoo:
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