Qhov sib txawv tseem ceeb ntawm merocrine thiab holocrine qog yog cov qog merocrine tuaj yeem tso cov tshuaj yam tsis muaj kev puas tsuaj rau lub hlwb thaum lub zais zis los ntawm cov qog holocrine rhuav tshem cov hlwb.
Ib lub caj pas yog ib qho khoom nruab nrog uas tsim thiab tso tawm cov tshuaj los ua haujlwm tshwj xeeb. Muaj ob hom qog nqaij hlav hauv lub cev. Cov qog endocrine tsis muaj ductless thiab feem ntau tsim cov tshuaj hormones. Exocrine qog tso tawm lawv cov khoom los ntawm cov kav dej. Merocrine thiab holocrine caj pas yog hom qog exocrine. Cov qog no tsim thiab tso tawm cov khoom xws li hws, qaub ncaug, kua muag, kua txiv hmab txiv ntoo thiab tso tawm rau hauv cov kav dej lossis rau lub cev.
Cov qog merocrine yog dab tsi?
Merocrine qog yog ib hom kab mob exocrine uas tso tawm cov zais zis yam tsis ua rau lub hlwb puas. Cov qog merocrine tso tawm cov kua dej los ntawm exocytosis los ntawm cov cell secretory. Excretion tshwm sim nyob rau hauv ib tug phab ntsa epithelial duct thiab ces mus rau lub cev nto los yog mus rau hauv lub lumen. Qhov tseeb, lo lus merocrine yog hais txog kev tsim cov khoom zais cia. Yog li ntawd, cov qog merocrine tuaj yeem tsim cov qog nqaij hlav. Qee qhov piv txwv ntawm cov qog no yog cov qog ua kua qaub, qog nqaij hlav, thiab cov qog eccrine.
Daim duab 01: Hom Kev zais cia los ntawm cov qog ntshav merocrine
Cov qog qaub ncaug zais cov qaub ncaug rau hauv lub qhov ncauj los ntawm cov ducts tshwj xeeb. Kua qaub muab ntau yam txiaj ntsig rau lub qhov ncauj kab noj hniav; Nws muab kev tiv thaiv, buffering, tsim pellicle, kho cov ntaub so ntswg, thiab tshuaj tua kab mob hauv qhov ncauj. Qhov tseem ceeb tshaj plaws, nws kuj pab rau kev saj, digestion, thiab hais lus. Cov qog pancreatic tsim thiab tso cov enzymes tseem ceeb rau kev zom zaub mov. Eccrine qog kuj tseem hu ua hws qog. Lawv pab nyob rau hauv thermoregulation ntawm lub cev nto. Eccrine qog tso tawm hws kom txias lub cev saum npoo ntawm dej.
Hloocrine Glands yog dab tsi?
Holocrine qog yog ib hom qog exocrine uas tso tawm cov kua qaub uas muaj cov hlwb tawg nrog rau cov khoom zais cia. Xws li secretions yog tsim nyob rau hauv lub cytoplasm thiab tso tawm los ntawm rupturing lub plasma membrane. Yog li, holocrine qog ua rau cov hlwb, thiab cov khoom yog secreted rau hauv lub lumen. Holocrine caj pas yog categorized raws li cov feem ntau puas hom ntawm secretion. Ob qho piv txwv ntawm cov qog no yog qog sebaceous ntawm daim tawv nqaij thiab cov qog meibomian ntawm daim tawv muag.
Daim duab 02: Sebaceous Glands
qog sebaceous yog cov qog me me uas tsim cov roj hauv daim tawv nqaij ntawm cov tsiaj. Lawv feem ntau yog txuas rau cov hauv paus plaub hau ntawm daim tawv nqaij. Lawv tso cov roj ntsha hu ua sebum mus rau hauv lub follicular duct thiab tso tawm rau ntawm daim tawv nqaij. Cov qog no pab ua kom cov tawv nqaij hloov pauv thiab tiv thaiv kom qhuav los ntawm kev ua kom daim tawv nqaij hydrated thoob plaws. Meibomian qog kuj tso cov roj tso tawm raws ntug ntawm daim tawv muag ze ntawm cov plaub muag. Cov roj no pab hauv cov kua muag zaj duab xis uas cov kua muag khaws cia, thiab tiv thaiv lub kua muag kom qhuav.
Dab tsi zoo sib xws ntawm Merocrine thiab Holocrine Glands?
- Ob lub caj pas yog qog qog ntshav.
- Lawv yog cov qog exocrine.
- Ob leeg tso cov tshuaj mus rau lub duct los yog rau lub cev nto.
Qhov txawv ntawm Merocrine thiab Holocrine Glands yog dab tsi?
Merocrine qog muaj peev xwm zais cov tshuaj yam tsis muaj kev puas tsuaj rau lub hlwb, thaum cov qog ua kua los ntawm cov qog holocrine ua rau cov hlwb. Yog li, qhov no yog qhov sib txawv tseem ceeb ntawm merocrine thiab holocrine qog. Tsis tas li ntawd, feem ntau cov qog holocrine cuam tshuam nrog ib puag ncig sab nraud, thaum cov qog merocrine cuam tshuam nrog lub cev sab hauv thiab ib puag ncig sab nraud.
Cov hauv qab no qhia txog qhov sib txawv ntawm merocrine thiab holocrine qog nyob rau hauv daim ntawv tabular rau ib sab ntawm kev sib piv.
Summary – Merocrine vs Holocrine Glands
Merocrine thiab holocrine qog yog cov qog exocrine, thiab ob lub qog muaj cov haujlwm ntawm kev zais cia. Cov qog merocrine muaj peev xwm tso cov tshuaj tsis muaj kev puas tsuaj rau lub hlwb. Hauv qhov sib piv, cov qog holocrine rhuav tshem cov hlwb thaum zais cov tshuaj. Cov qog merocrine secrete enzymes los pab hauv kev zom zaub mov thiab dej rau thermoregulation. Qee qhov piv txwv muaj xws li qog nqaij hlav, qog nqaij hlav, thiab cov qog eccrine. Holocrine qog secrete ib yam khoom muaj roj, thiab piv txwv yog qog sebaceous thiab meibomian qog. Yog li, qhov no qhia txog qhov sib txawv ntawm merocrine thiab holocrine qog.
