2024 Tus sau: Elizabeth Oswald | [email protected]. Kawg hloov kho: 2024-01-13 00:07
Lub sacral spine (sacrum) nyob hauv qab tus txha nraub qaum thiab saum cov pob txha, uas yog hu ua coccyx. Tsib pob txha uas fused ua ke ua ib daim duab peb sab sacrum, thiab cov pob txha no yog suav S-1 txog S-5.
Dab tsi yog tus txha caj qaum ua dab tsi?
Lawv pib fuse thaum hluas thiab thaum ntxov laus thiab feem ntau fused thaum muaj hnub nyoog 30. Lub sacrum ua lub hauv paus ntawm tus txha caj qaum, nrog rau sab nraub qaum. "wall" ntawm lub plab mog. Lub iliac crests ntawm lub pelvis txuas rau sab laug thiab sab xis ntawm lub sacrum, tsim cov pob qij txha sacroiliac.
koj lub hwj chim nyob qhov twg?
Lub sacrum yog ib daim ntaub thaiv zoo li cov pob txha uas nyob ntawm lub hauv paus ntawm lub lumbar vertebrae thiab uas txuas nrog lub pelvis. Lub sacrum tsim cov phab ntsa pelvic posterior thiab ntxiv dag zog thiab stabilizes lub plab mog.
Puas muaj sacral spine?
Tseem muaj tsib sacral vertebrae, uas yog fused ua ke. Ua ke nrog cov pob txha iliac, lawv tsim ib lub nplhaib hu ua pelvic girdle. Coccyx cheeb tsam - plaub fused pob txha ntawm coccyx los yog tailbone muab txuas rau ligaments thiab cov leeg ntawm lub plab mog.
Cov kab mob coccyx tswj tau dab tsi?
Kev Ua Haujlwm ntawm Coccyx
Nyhav raug faib nruab nrab ntawm qhov nruab nrab ntawm ob sab ntawm lub duav pob txha (los yog ischium) thiab cov pob txha, muab qhov sib npaug thiab ruaj khov thaum tus neeg zaum. Lub tailbone yogtxuas taw tes rau ntau pelvic pem teb cov leeg.
Pom zoo:
Qhov khoom nyob rau pem hauv ntej ntawm lub lens diverging nyob qhov twg?
Teb: Dav hlau daim iav Dav Hlau Daim iav Rau lub teeb rays tawm lub dav hlau daim iav, lub lub kaum sab xis ntawm kev xav sib npaug ntawm lub kaum sab xis ntawm qhov xwm txheej. … Daim duab tsim los ntawm daim iav dav hlau yog ib txwm virtual (lub ntsiab lus tias lub teeb rays tsis yog los ntawm daim duab), upright, thiab ntawm tib lub duab thiab loj npaum li cov khoom nws yog reflecting.
Qhov chaw ncig tebchaws nyob hauv bhagalpur nyob qhov twg?
Bhagalpur faib lub zos yog ib pawg tswj hwm thaj chaw ntawm Bihar xeev ntawm Is Nrias teb, nrog Bhagalpur ua thawj coj hauv paus chaw haujlwm. Raws li xyoo 2005, qhov kev faib muaj xws li Bhagalpur koog tsev kawm ntawv, thiab Banka koog tsev kawm ntawv thiab nyob rau ntawm ntug dej ntawm Ganga River.
Kev tsis ncaj ncees nyob qhov twg yog qhov hem rau kev ncaj ncees nyob txhua qhov chaw?
Martin Luther King tau hais tias: “Kev tsis ncaj ncees nyob txhua qhov chaw yog kev hem thawj rau kev ncaj ncees nyob txhua qhov chaw. Peb raug ntes nyob rau hauv ib tug inescapable network ntawm kev sib nrig sib pab, khi nyob rau hauv ib lub tsoos tsho ntawm txoj hmoo.
Qhov twg yog qhov tsis txaus ntseeg nyob qhov twg?
Yuav muaj ob lub cev tsis zoo nyob rau hauv lub midbrain. Lawv yog symmetrically positioned, ib tug nyob rau ntawm ob sab ntawm lub midline ntawm lub hlwb, thiab lawv tsim ob lub pob nyob rau hauv lub posterior nto ntawm lub paj hlwb nyob rau hauv qab ntawm lub superior colliculi.
Qhov twg tag nrho cov nqi hluav taws xob nyob ntawm qhov kev siv nyiaj siab tshaj plaws yog qhov twg?
marginal utility is zero. Tag nrho cov nqi hluav taws xob yog siab tshaj thaum marginal utility yog xoom. Qhov no yog vim muaj ntau txoj cai ntawm kev txo qis marginal utility uas hais tias tus neeg siv khoom noj ntau thiab ntau qhov zoo, qhov ntxiv rau tag nrho cov nqi hluav taws xob poob.
