Video: Yuav ua li cas Nondisjunction ua rau Klinefelter syndrome?
2024 Tus sau: Michael Samuels | [email protected]. Kawg hloov kho: 2023-12-16 01:44
Qhov cuam tshuam tsis sib haum hauv meiosis Kuv tshwm sim thaum muaj homogeneous chromosomes, hauv qhov no X thiab Y lossis ob X kev sib deev chromosomes, tsis sib cais, tsim cov phev nrog X thiab Y chromosome lossis qe nrog ob X chromosomes. Fertilizing ob lub X qe nrog cov phev ib txwm ua rau cov xeeb ntxwv XXY ( Klinefelter ).
Ib yam li ntawd, nws raug nug, dab tsi yog qee qhov kev mob tshwm sim los ntawm Nondisjunction?
Kev tsis sib haum ua rau muaj teeb meem hauv tus lej chromosome, xws li trisomy 21 ua ( Down syndrome ) thiab monosomy X tau (Turner syndrome). Nws kuj yog ib qho ua rau muaj kev rho menyuam ntxov ntxov.
Ib yam li ntawd, Klinefelter Syndrome yog qhov tsis taus? Klinefelter Syndrome Cov yog ib qho kev mob caj ces uas tshwm sim hauv cov txiv neej ntawm txhua haiv neeg thiab haiv neeg keeb kwm. Nws cuam tshuam rau kev loj hlob ntawm kev sib deev thiab yuav ua rau kev kawm paub kev tsis taus . Klinefelter Syndrome tshwm sim hauv kwv yees li 1 ntawm 500 rau 1 ntawm 1,000 tus tub. Kawm: Feem ntau cov tub nrog Klinefelter Syndrome Cov muaj kev txawj ntse ib txwm muaj.
Ib sab saum toj no, Klinefelter's syndrome tshwm sim li cas?
Klinefelter syndrome tshwm sim Raws li qhov tshwm sim ntawm qhov yuam kev random uas ua rau txiv neej yug los nrog kev sib deev chromosome ntxiv. Ib daim ntawv ntxiv ntawm X chromosome hauv txhua lub xov tooj ntawm tes (XXY), qhov tshwm sim feem ntau. Ib qho ntxiv X chromosome hauv qee lub cell (mosaic Klinefelter Syndrome Cov ), nrog tsawg cov tsos mob.
XXY puas muaj menyuam?
Cov tub feem ntau muaj ib X chromosome thiab ib Y chromosome, lossis XY, tab sis cov tub nrog XXY syndrome muaj ntxiv X chromosome, lossis XXY . Yog tias ib qho ntawm cov kab mob tsis zoo no ua rau muaj kev xeeb tub zoo, tus menyuam yuav muaj cov XXY mob hauv qee qhov lossis tag nrho nws cov cell.
Pom zoo:
Dab tsi yog qhov ua rau muaj feem yuav ua rau kom tus neeg muaj feem yuav mob qog noj ntshav?
Qhov feem ntau pheej hmoo ua rau mob qog noj ntshav suav nrog kev laus, haus luam yeeb, raug tshav, raug hluav taws xob, tshuaj lom neeg thiab lwm yam tshuaj, qee yam kab mob thiab kab mob, qee yam tshuaj hormones, tsev neeg keeb kwm mob qog noj ntshav, haus cawv, noj zaub mov tsis zoo, tsis muaj lub cev ua si, lossis rog dhau
Dab tsi ua rau Klinefelter's?
Klinefelter syndrome tuaj yeem tshwm sim los ntawm: Ib daim ntawv theej ntxiv ntawm X chromosome hauv txhua lub xovtooj (XXY), feem ntau ua rau. Ib qho ntxiv X chromosome hauv qee lub cell (mosaic Klinefelter syndrome), nrog rau cov tsos mob tsawg dua. Ntau tshaj ib daim ntawv ntxiv ntawm X chromosome, uas tsis tshua muaj tshwm sim thiab ua rau muaj mob hnyav
Yuav ua li cas genotype rau mob ntshav qab zib mellitus ib tus neeg yuav muaj tus kab mob malaria?
Sickle cell trait (genotype HbAS) confers a high degree of resistance to malaria malaria [1–4] tseem tsis tau paub txog qhov tseeb mechanism
Koj yuav ntsuas li cas rau tus neeg hais lus teres syndrome?
Ib qho kev sim yooj yim tuaj yeem pab kws kho mob txiav txim siab tias qhov mob no yog tus neeg hais lus teres syndrome, carpal tunnel syndrome, lossis lwm yam. Qhov kev ntsuam xyuas no muaj kev tiv thaiv pronation. Txhawm rau ntsuas qhov no, tus kws kho mob yuav tuav tus neeg mob txhais tes hauv txoj haujlwm tuav, nrog lub luj tshib so hauv qhov nruab nrab
Koj yuav kuaj li cas rau Horner's syndrome?
Kuaj kom paub tseeb tias Horner syndrome Koj tus kws kho mob, feem ntau yog kws kho qhov muag, kuj tseem tuaj yeem lees paub qhov kev kuaj mob los ntawm kev tso ob lub qhov muag - ib qho poob uas yuav ua rau cov tub ntxhais kawm ntawm lub qhov muag muaj kev noj qab haus huv lossis poob qis uas yuav txwv tsis pub cov menyuam kawm ntawv nyob hauv qhov muag kom zoo