2024 Tus sau: Elizabeth Oswald | [email protected]. Kawg hloov kho: 2024-01-13 00:07
Niaj hnub nimno embryology yog ib txoj kev loj hlob tsis ntev los no uas muaj nws pib nrog kev tsim lub tshuab ntsuas hauv lub xyoo pua 17th century. Txawm li cas los xij lub tswv yim ntawm tib neeg tab tom txhim kho nyob rau theem tsis tau lees paub txog ntau tom qab.
Leej twg yog tus thawj embryologist?
Thawj cov ntaub ntawv sau tseg ntawm kev tshawb fawb embryological yog los ntawm Hippocrates (460 BC–370 BC) uas tau sau txog kev yug menyuam thiab gynecology. Hauv qhov no, Needham tshaj tawm tias Hippocrates, thiab tsis yog Aristotle, yuav tsum raug lees paub tias yog thawj tus kws kho mob embryologist.
Thaum twg peb nrhiav tau embryology?
Txog thaum yug los ntawm niaj hnub embryology los ntawm kev soj ntsuam ntawm mammalian zes qe menyuam los ntawm Karl Ernst von Baer nyob rau hauv 1827, tsis muaj kev nkag siab meej txog kev embryology. Tsuas yog thaum xyoo 1950s thaum lub sijhawm ultrasound thawj zaug siv rau kev kuaj uterine, yog qhov tseeb kev loj hlob ntawm tib neeg fetus muaj.
Leej twg yog leej txiv ntawm embryology?
[Karl Ernst von Baer: 1792-1876. Nyob rau 200th hnub yug ntawm "txiv ntawm embryology"
Peb paub li cas txog embryology?
Embryology yog ib ceg ntawm kev tshawb fawb uas cuam tshuam nrog kev tsim, kev loj hlob, thiab kev loj hlob ntawm embryo. Nws cuam tshuam nrog theem pib ntawm kev loj hlob pib los ntawm kev tsim gametes, fertilization, tsim ntawm zygote, kev loj hlob ntawm embryo thiab fetus mus rau qhov yug ntawm ib tug neeg tshiab.
Pom zoo:
Thaum twg siv cov lus hais ib zaug lossis ob zaug?
Yog tias koj yog neeg Amelikas, siv cov lus hais tsis yooj yim dua: Siv ob lub ntsiab lus txhua lub sijhawm tshwj tsis yog hais qee yam hauv ib nqe lus, thaum koj siv ib zaug. Nws txawv hauv Anglosphere ntau dua, qhov uas lawv feem ntau siv singles hauv phau ntawv thiab muab ob npaug rau hauv ntawv xov xwm.
Puas tau txij thaum pom thawj zaug tseem ua ke?
Cov txiaj ntsig sib xyaw - kaum ob khub niam txiv tam sim no tseem ua ke tom qab Lub Caij 12. Thiab tawm ntawm cov khub niam txiv uas tseem tshuav, rau tau pib ua tsev neeg ua ke. Nyem rau ntawm lub gallery saum toj no kom paub seb leej twg Married at First Sight nkawm niam txiv tseem nyob ua ke thiab leej twg xaiv rau kev sib nrauj.
Tus thawj coj twg thawj zaug tsim peev ntawm delhi?
Teb tiav: Lub peev ntawm Delhi yog thawj zaug tsim los ntawm huab tais, Anangapala los ntawm Tomara Dynasty. Tomara Dynasty yog ib qho ntawm cov dynasties thaum ntxov medieval ntawm sab qaum teb Is Nrias teb. Leej twg yog thawj Delhi sultan?
Thaum twg pom kab mob plawv thawj zaug?
Thawj piav qhia hauv 1768 los ntawm William Heberden, nws tau ntseeg los ntawm ntau tus neeg muaj qee yam ua rau cov ntshav ncig hauv cov hlab ntsha, txawm tias lwm tus xav tias nws yog ib qho mob tsis zoo, Raws li Canadian Journal of Cardiology.
Thaum twg fluorite tau pom thawj zaug?
In 1852, George Gabriel Stokes tau tshawb pom lub peev xwm ntawm cov qauv ntawm fluorite los tsim lub teeb xiav thaum pom lub teeb, uas hauv nws cov lus yog "tshaj qhov violet kawg ntawm lub spectrum." Nws hu qhov tshwm sim no "
