Video: Ob peb Gram zoo cocci hauv khub txhais li cas?
2024 Tus sau: Miles Stephen | [email protected]. Kawg hloov kho: 2023-12-15 23:36
“ Gram zoo cocci Nyob rau hauv pawg "tej zaum yuav qhia Staphyloccocus hom. " Gram positive cocci hauv khub thiab chains" tej zaum yuav qhia Streptococcus hom lossis Enterococcus hom. "Branching Gram zoo rods, hloov kho acid ceev stain zoo ” tej zaum yuav qhia Nocardia lossis Streptomyces hom.
Ib yam li ntawd, nws txhais li cas kom muaj gram zoo cocci?
Gram - zoo tej zaum yuav muaj kab mob cocci ua los yog bacilli. (Saib daim duab seb cov kab mob zoo li cas.) Ib txhia Gram - zoo kab mob ua rau kab mob. Lwm tus ib txwm nyob ntawm ib qho chaw hauv lub cev, xws li daim tawv nqaij. Cov kab mob no, hu ua neeg nyob flora, ua feem ntau tsis ua rau mob.
Kuj Paub, kab mob dab tsi yog Gram zoo cocci hauv khub? Staphylococcus aureus yog hom kab mob feem ntau hauv cov pab pawg. Lub virulence ntawm Staphylococcus aureus yog vim muaj ntau cov enzymes lossis co toxins uas qee hom tuaj yeem tsim. MICROCOCCUS : Gram-positive cocci teem ua tib lub hlwb, ua khub lossis pawg tsis sib xws.
Tsuas yog li ntawd, Gram zoo cocci nyob rau hauv khub thiab chains yog dab tsi?
Feem ntau, grams - zoo cocci tsuas yog tshwm sim hauv kev txhaum, khub , thiab luv chains , tiv thaiv kev ntseeg tau qhov sib txawv ntawm staphy-lococci thiab streptococci (los yog entero- cocci ua ). Txawm hais tias staphylococci feem ntau loj dua streptococci, qhov no tsis yog tus yam ntxwv zoo txaus rau kev sib txawv.
Puas yog Gram positive cocci kis tau?
Feem ntau staph kab mob kis tau los ntawm tus neeg-rau-tus neeg, tab sis cov staph siv tau rau ntawm qhov chaw ntawm khaub ncaws, dab dej, thiab lwm yam khoom tuaj yeem tiv tau ntawm daim tawv nqaij thiab ua rau muaj kab mob. Tsuav tus neeg muaj tus kab mob active, cov kab mob yog kab mob sib kis.
Pom zoo:
Puas yog MRSA Gram zoo cocci hauv pawg?
Yog tias cov kab mob gram-zoo cocci tau teeb tsa hauv cov saw, ces streptococci yog cov kab mob uas yuav tsum tau txheeb xyuas ntxiv. "Gram-positive cocci hauv pawg" kuj tuaj yeem sawv cev rau methicillin-ssceptible Staphylococcus aureus (MSSA) lossis methicillin-resistant S. aureus (MRSA)
Vim li cas peb thiaj cia siab tias cov kab mob Gram tsis zoo yuav stain liab liab thaum lub sij hawm Gram staining txheej txheem?
Thaum cov kab mob gram zoo stain violet vim muaj cov txheej txheem peptidoglycan tuab nyob rau hauv cov phab ntsa ntawm lawv cov cell, cov kab mob gram tsis zoo stain liab, vim yog cov txheej peptidoglycan thinner hauv lawv cov phab ntsa ntawm tes (peptidoglycan txheej tuab dua tso cai rau cov kab mob gram zoo stains violet. tuav lub stain, tab sis ib txheej nyias
Puas yog tib neeg lub hlwb Gram zoo lossis Gram tsis zoo?
Tib neeg lub hlwb tsis muaj cov phab ntsa ntawm tes lossis Peptidoglycan (PDG). Cov hlwb tuaj yeem coj cov xim stain. Ib qho ntawm koj cov neeg koom tes hauv chav kuaj tau ua raws li cov txheej txheem pom zoo ntawm kev khiav Gram-positive thiab Gram-negative tswj kab mob ntawm nws Gram stain ntawm ib hom tsis paub
Qhov kev sib raug zoo uas txhais los ntawm ib pawg ntawm cov khub txiav txim yog qhov ua haujlwm?
Ib qho kev sib raug zoo yog ib qho kev txiav txim khub. DOMAN RANGE Page 2 Ib txoj haujlwm yog ib qho kev sib raug zoo uas muab txhua tus nqi hauv ib pawg (tus sau) kom TXAUS SIAB IB tus nqi hauv lwm qhov (qhov ntau). Cov kev hloov pauv ywj pheej (lossis cov tswv yim) sawv cev rau qhov muaj txiaj ntsig hauv qhov sau
Vim li cas cov kab mob Gram tsis zoo tshwm liab liab thaum cov kab mob Gram zoo pom ntshav liab?
Gram zoo hlwb stain ntshav vim lawv cov peptotidoglycan txheej yog tuab txaus, txhais tau tias tag nrho cov kab mob Gram zoo yuav khaws lawv cov stain. Gram tsis zoo hlwb stain liab vim lawv muaj ib tug nyias peptidoglycan phab ntsa, thiab lawv yuav tsis khaws ib yam ntawm cov ntshav stain los ntawm crystal violet