Puas yog sarcomere khaws cov calcium?

Cov txheej txheem:

Puas yog sarcomere khaws cov calcium?
Puas yog sarcomere khaws cov calcium?
Anonim

Cov lus teb raug yog sarcoplasmic reticulum. Lub sarcoplasmic reticulum khaws cov calcium hauv cov leeg nqaij.

Yuav khaws cov calcium hauv cov leeg nqaij li cas?

Sarcoplasmic reticulum, intracellular system ntawm kaw saclike membranes koom nrog hauv kev cia cov calcium intracellular nyob rau hauv striated (skeletal) cov leeg hlwb.

calcium khaws cia nyob rau hauv lub sarcomere nyob qhov twg?

Qhov twg hauv sarcomere yog ATPase? Nqe lus piav qhia: Lub sarcoplasmic reticulum nyob rau hauv cov leeg nqaij yog qhov chaw ntau cov calcium ions khaws cia thiab tso tawm.

calcium ua dab tsi hauv sarcomere?

Calcium xav tau los ntawm ob lub proteins, troponin thiab tropomyosin, uas tswj cov leeg nqaij los ntawm kev thaiv kev khi ntawm myosin rau filamentous actin. Hauv kev so sarcomere, tropomyosin thaiv kev khi ntawm myosin rau actin.

Thaum calcium tso rau hauv sarcomere?

Cov calcium yuav kis thoob plaws hauv lub sarcomere thiab khi rau troponin. Troponin tom qab ntawd tso tawm qhov cuam tshuam rau kev sib cuam tshuam ntawm cov ntaub nyias nyias nrog cov tuab tuab thiab cov actin thiab myosin hnov mob rau ib leeg [9].

Pom zoo:

Nthuav cov khoom
Thaum twg peb lub pas dej tauv tsim?
Nyeem ntxiv

Thaum twg peb lub pas dej tauv tsim?

Peb lub Gorges Dam yog lub pas dej loj loj uas hla tus Dej Yangtze los ntawm lub nroog Sandouping, hauv Yiling District, Yichang, Hubei xeev, nruab nrab Tuam Tshoj, nqes ntawm peb Gorges. Peb Gorges Dam tau ua lub chaw nres tsheb loj tshaj plaws hauv ntiaj teb raws li kev teeb tsa muaj peev xwm txij li xyoo 2012.

Puas yog acetamide muaj ntxhiab tsw?
Nyeem ntxiv

Puas yog acetamide muaj ntxhiab tsw?

Cov tshuaj acetamide yog cov tshuaj acetic acid-derived uas tau txheeb pom tias yog tsw zoo li ammonia lossis vinegar. Nws tseem yuav cling rau qhov chaw uas musculus nyob rau hauv pw tsaug zog thiab yuav tau txais zaub mov scrounge. Vim li cas acetamide yaj hauv dej?

Kuv puas tau mob plawv?
Nyeem ntxiv

Kuv puas tau mob plawv?

Feem ntau, lawv tshwm sim los ntawm kev ntxhov siab thiab kev ntxhov siab, lossis vim tias koj tau muaj caffeine, nicotine, lossis cawv ntau dhau lawm. Lawv kuj tuaj yeem tshwm sim thaum koj cev xeeb tub. Muaj tsawg zaus, palpitations tuaj yeem yog ib qho cim ntawm lub plawv mob hnyav dua.