Video: Sacrum tsim li cas?
2024 Tus sau: Michael Samuels | [email protected]. Kawg hloov kho: 2023-12-16 01:44
Cov sacrum yog tsim los ntawm fusion ntawm tsib sacral qaum. Nws muaj ib tug inverted triangular, concave zoo. Cov pob txha muaj lub hauv paus, apex thiab plaub qhov chaw: Lub hauv paus - hais tau zoo tshaj nrog lub lumbar vertebra thib tsib thiab nws cuam tshuam nrog intervertebral disc.
Kuj paub, lub hom phiaj ntawm lub sacrum yog dab tsi?
Raws li peb tau tham dhau los, lub sacrum txuas mus rau cov pob txha ntawm lub duav thiab yog ib qho tseem ceeb hauv kev tsim kom muaj lub plab pelvis. Cov sacrum muab kev txhawb nqa ntawm koj tus nqaj qaum. Cov sacrum yog pob txha muaj zog heev uas pab txhawb nqa qhov hnyav ntawm lub cev sab saud.
Tom qab ntawd, lo lus nug yog, koj yuav nrhiav tau lub sacrum li cas? Cov sacral cheeb tsam ( sacrum ) yog nyob hauv qab ntawm tus txha nqaj qaum thiab nyob nruab nrab ntawm ntu ntu ntu ntawm lub lumbar qaum (L5) thiab coccyx (tailbone). Cov sacrum yog daim duab peb sab-zoo li tus pob txha thiab muaj tsib ntu (S1-S5) uas sib xyaw ua ke.
Tsis tas li ntawd, lub sacrum yog dab tsi?
Sacrum . Sacrum , plural Sacra, cov pob txha zoo li daim duab peb sab ntawm lub hauv paus ntawm kab vertebral, saum lub caudal (tail) vertebrae, los yog coccyx, uas articulates (txuas) nrog lub pelvic girdle. Nyob rau hauv tib neeg nws yog feem ntau muaj los ntawm tsib vertebrae, uas fuse thaum neeg laus. Saib kab vertebral.
Lub sacrum tau txais nws lub npe li cas?
Lub Pob Txha. Lo lus " sacrum ", lub ntsiab lus" dawb huv "hauv Latin, nyob hauv lus Askiv lub cev zoo li lub npe rau cov pob txha hnyav hnyav ntawm lub hauv paus ntawm tus txha nraub qaum. Cov neeg Loos tau hu cov pob txha "os sacrum , " uas txhais tau tias "cov pob txha dawb huv" thiab cov Greeks hu ua "hieron osteon," tib yam, "pob txha dawb huv".
Pom zoo:
Dab tsi yog lub npe ntawm cov khoom tsim uas yog qhov tseem ceeb rau kev pib tsim cov ntshav khov?
Thrombocytes (platelets) Megakaryocytes tsim los ntawm hemocytoblasts hauv cov pob txha liab. Thrombocytes dhau los ua nplaum thiab sib sau ua ke los ua cov platelet ntsaws uas kaw qhov tawg thiab kua muag hauv cov hlab ntshav. Lawv kuj pib tsim cov ntshav txhaws
Nyob rau theem dab tsi ntawm kev tsim cov kab mob fungal yog diploid cells tsim?
Hauv lub neej voj voog ntawm kev sib deev kis tus kab mob hu ua fungus, theem haploid hloov nrog qib diploid. The haploid theem xaus nrog nuclear fusion, thiab theem diploid pib nrog kev tsim zygote (diploid cell ua los ntawm fusion ntawm ob haploid cells)
Cov kab mob hauv qhov ncauj dab tsi metabolize sucrose tsim cov nplaum glucans thiab tsim cov quav hniav?
GTF yog qhov tseem ceeb enzyme uas catalyzes sucrose rau nplaum glucans thiab pab txhawb kev tsim cov hniav plaque nyob rau hauv uas lub tsub zuj zuj ntawm metabolic acids uas ua los ntawm cov kab mob colonies ua rau lub zos demineralization ntawm cov enamel nto (Loesche, 1986)
Qhov feem pua ntawm cov ntshav tau tsim los ntawm cov khoom tsim?
Cov qe ntshav no (uas tseem hu ua corpuscles lossis 'tsim cov ntsiab lus') suav nrog erythrocytes (cov qe ntshav liab, RBCs), leukocytes (cov qe ntshav dawb), thiab thrombocytes (platelets). Los ntawm qhov ntim, cov qe ntshav liab muaj li ntawm 45% ntawm cov ntshav tag nrho, cov ntshav plasma txog 54.3%, thiab cov qe dawb txog 0.7%
Vim li cas kuv lub sacrum mob?
Sacroiliac mob yog tshwm sim los ntawm kev ntxhov siab ntawm kev sib koom tes tsim los ntawm kev txav lub plab thiab lub sacrum nyob rau hauv cov lus qhia. Qhov no tuaj yeem tshwm sim los ntawm kev sib tsoo lossis kev txav tam sim ntawd, nrog rau kev sawv tsis zoo, zaum, thiab pw tsaug zog