Kev ntshaus li qub hauv cov nab yog ib qho txheej txheem. Cov hlwb ntawm thaj chaw nruab nrab ntawm cov kabmob epidermis muaj peev xwm tsim cov kabmob tshiab stratum corneum, uas yog hu ua epidermal internal tiam. Cov khaubncaws sab nraud povtseg sab nraud ntawm cov ciaj sia uas nyob hauv qab pob zeb ntsws ua rau muaj qhov hloov pauv ntawm qhov txheej txheem. Cov txheej txheem no yog roj ntsha, vim li ntawd, cov tsiaj reptile ua kom tiav cov tawv nqaij qub thiab tsim ib qho tshiab.
Cov Lus Qhia
Kauj ruam 1
Tus nab siv sijhawm ntev heev los npaj rau daim tawv nqaij hloov txheej txheem. Nws ua nruj ua tsiv thiab nyob tsis tswm, hloov tus cwj pwm, tsis noj mov. Qee tus nab ua rau tub nkeeg thiab ua tsis taus pa, lwm tus ntshai. Tshuaj lom nab yog qhov tshwj xeeb tshaj yog thaum molting. Sab nraud, qhov npaj ntawm tus nab rau molting yog manifested raws li hauv qab no: lub qub tawv nqaij zoo zuj zus thiab tsis xim daj, tus qauv ua tsis tshua meej, hloov ntxoov ntxoo nyob ze lub qhov muag, ua xiav tsaus.
Kauj ruam 2
Hauv cov nab, thawj lub molt tshwm sim sai sai tom qab yug me nyuam lossis ib lub lis piam lossis ob tom qab cov me nab me me tawm ntawm lub qe. Nws tsuas yog nyob ntawm hom tsiaj. Cov menyuam yaus nab feem ntau hloov lawv daim tawv nqaij - qee zaum cov nplai nab tau rov ua dua tshiab txhua plaub lub lis piam. Tus nab tau laus dua, thiab cov txheej txheem tau ua ntau dua thiab tsawg dua. Nyob rau nruab nrab, ib tus neeg laus nab nws cov tawv nqaij 2-4 zaug hauv ib xyoos. Qhov hloov tshiab heev npaum li cas yuav nyob ntawm ntau yam, suav nrog: hnub nyoog ntawm tus nab, theem ntawm nkauj tiav nraug, muaj cov cab thiab cov kab mob, thiab khoom noj khoom haus. Huab cua noo thiab ntsuas cua kub kuj tseem cuam tshuam.
Kauj ruam 3
Ib txwm molting yuav siv qhov chaw hauv ntau theem. The proliferation theem yog tsiag ntawv los ntawm npub, daim tawv nqaij matte. Qhov no yog ua raws cov theem ntawm moulting divergence. Qhov tsim muaj sab hauv epidermal tshwm sim, cov kab noj hniav tau tsim nrog cov qog ntshav mus rau hauv. Kev tshaj tawm yog hloov los ntawm kev sib txawv ntawm cov hlwb, uas yuav tsim dua tshiab stratum corneum nrog kev tsim ntawm qhov sib txawv ntawm thaj chaw nruab nrab, nyob nruab nrab ntawm peb txheej ntawm cov hlwb qub thiab peb qho tshiab. Thaum sab hauv epidermal tiam ntawm cov hlwb tsim, kab noj hniav yog tsim - thaj chaw ntawm kev sib cais. Clouding ntawm lub qhov muag ntawm nab tshwm sim thaum lub sijhawm no.
Kauj ruam 4
Exfoliation yog theem tom ntej, nyob rau hauv daim tawv nqaij yuav ci thiab txawv dua li qub. Tom qab xaus, qhov nruab nrab ntawm cov khoom ploj thiab adhesion ntawm cov protein tshwm sim, thiab tom qab ntawd lub sij hawm molt pib. Daim tawv nqaij ntawm tus nab yog los ntawm nkag tawm ntawm nws.
