2024 Tus sau: Elizabeth Oswald | [email protected]. Kawg hloov kho: 2024-01-13 00:07
thromboplastin Ib pawg ntawm lipoprotein tebchaw pom meej tso tawm los ntawm ntshav platelets ntawm qhov chaw raug mob. Nyob rau hauv lub xub ntiag ntawm calcium ions thiab lwm yam, nws catalyses hloov dua siab tshiab ntawm prothrombin rau hauv thrombin thaum lub sij hawm cov ntshav txhaws.
Dab tsi tso tawm thromboplastin thaum lub sijhawm ntshav coagulation?
Kauj Ruam 1: Cov ntaub so ntswg raug mob (cov hlab ntsha)tso tawm thromboplastin thiab khaws cov platelets tso tawm cov txheej txheem platelet. Ob qho tib si thromboplastin thiab platelet yam cuam tshuam nrog cov txheej txheem txhaws hauv cov ntshav los tsim cov prothrombin activator.
Lub luag haujlwm ntawm thromboplastin hauv ntshav txhaws yog dab tsi?
Thromboplastin yog qhov sib xyaw ntawm phospholipids thiab ib qho posh enzyme uas pom nyob rau hauv lub hlwb, lub ntsws, thiab lwm yam ntaub so ntswg thiab tshwj xeeb tshaj yog nyob rau hauv cov ntshav platelets. Nws lub luag haujlwm tseem ceeb yog hloov prothrombin rau thrombin hauv cov ntshav txhaws.
cov ntaub so ntswg thromboplastin tuaj qhov twg?
Keeb kwm, thromboplastin yog ib lub chaw kuaj ntshav, feem ntau yog muab los ntawm placental sources, siv los soj ntsuam lub sij hawm prothrombin (PT). Thaum tswj hwm hauv chav kuaj, ib qho derivative tuaj yeem tsim hu ua ib feem thromboplastin. Ib nrab thromboplastin tau siv los ntsuas txoj hauv kev.
Lub xovtooj twg tso tawm cov enzyme hu ua thromboplastin?
Kev sau platelets tawg thiab tso tshuaj uasUa ke nrog lwm cov ntshav los tsim cov enzyme hu ua thromboplastin.
Pom zoo:
Thaum lub sijhawm ua pa ntawm tes uas ntawm cov hauv qab no tso tawm los ntawm cov khoom lag luam?
Thaum lub sijhawm ua pa aerobic cellular, qabzib reacts nrog oxygen, tsim ATP uas tuaj yeem siv los ntawm tes. carbon dioxide thiab dej yog tsim los ntawm cov khoom lag luam. Hauv kev ua pa ntawm tes, qabzib thiab oxygen hnov qab tsim ATP.
Lub sijhawm oxygenic photosynthesis lub o2 uas tso tawm los ntawm?
Puas yog tag nrho O2 tsim thaum lub sij hawm oxygenic photosynthesis tuaj ntawm?Vim li cas dej thiaj li tshwm sim ntawm ob sab ntawm qhov sib npaug ntawm cov pa oxygenic photosynthesis: … Cov dej tshwm ntawm ob sab ntawm qhov sib npaug vim tias nws yog ob qho tib si siv los ua cov reactant thiab tso tawm raws li cov khoom lag luam.
Lub sijhawm coagulation thromboplastin tso tawm los ntawm?
thromboplastin Ib pawg ntawm lipoprotein tebchaw pom meej tso tawm los ntawm ntshav platelets ntawm qhov chaw raug mob. Nyob rau hauv lub xub ntiag ntawm calcium ions thiab lwm yam, nws catalyses hloov dua siab tshiab ntawm prothrombin rau hauv thrombin thaum lub sij hawm cov ntshav txhaws.
Lub sijhawm cov ntshav coagulation vitamin k pab tau?
Vitamin K pab ua kom muaj ntau yam proteins uas xav tau rau ntshav txhaws thiab tsim cov pob txha. Prothrombin yog vitamin K-dependent protein ncaj qha cuam tshuam nrog ntshav txhaws. Osteocalcin yog lwm cov protein uas xav tau vitamin K los tsim cov pob txha noj qab haus huv.
Puas tso tawm dej yog lub cim ntawm lub sijhawm yuav los?
Qhov tso zis hauv qhov chaw mos tuaj yeem pib li ntawm rau lub hlis mus rau ib xyoos ua ntej tus ntxhais tau txais nws lub caij nyoog. Nws yog tshwm sim los ntawm hormonal hloov. Yog tias qhov tso tawm yog dej, feem ntau yuav zoo ib yam thiab tsis yog qhov cim ntawm tus kab mob.
