Dab tsi yog tus dev cadaver?

Ib tug dev cadaver, tseem hu ua ib tug tib neeg seem nrhiav tau tus dev, yog ib tug tshwj xeeb kev cob qhia canine uas muaj peev xwm nrhiav tau thiab ceeb toom lawv handlers rau lub xub ntiag ntawm tib neeg seem. Cov dev no muaj kev txawj ntse hauv kev tshawb nrhiav cov ntxhiab tsw ntawm lub cev decomposing, txawm nyob rau hauv ib puag ncig nyuaj xws li lub cev faus hauv av lossis hauv qab dej. Kev siv cov dev cadaver tau ua pov thawj tias yog ib qho cuab yeej tseem ceeb hauv kev tshawb nrhiav forensic, pab nrhiav cov neeg ploj, nrhiav kev ua txhaum cai, thiab rov ua pov thawj.

Keeb kwm ntawm cadaver dev

Kev siv cov dev hauv kev nrhiav tib neeg cov keeb kwm yav dhau los tau ntau pua xyoo, nrog rau cov nyiaj ntawm lawv cov txiaj ntsig tau pom hauv cov ntawv qub. Txawm li cas los xij, niaj hnub kev xyaum ntawm kev cob qhia cadaver dev pib coj zoo nyob rau hauv nruab nrab-20th caug xyoo. Nyob rau xyoo 1960, tub ceev xwm Swiss pib cob qhia dev mus nrhiav cov neeg raug tsim txom ntawm avalanches. Qhov no tau cim qhov pib ntawm kev cob qhia kev ua haujlwm rau cov dev cadaver. Nyob rau tib lub sijhawm, lawv lub peev xwm tau raug kho kom zoo, thiab lawv tau dhau los ua ib feem tseem ceeb ntawm cov koom haum tub ceev xwm thiab pab pawg tshawb nrhiav thiab cawm thoob ntiaj teb.

Cov dev cadaver ua haujlwm li cas?

Cov dev Cadaver tau raug cob qhia los siv lawv qhov kev hnov ​​​​ntxhiab tsw los kuaj xyuas cov organic tebchaw tsis zoo (VOCs) tso tawm los ntawm decomposing tib neeg seem. Thaum tus dev tab tom nrhiav rau tib neeg seem, lawv feem ntau muab cov ntxhiab tsw, xws li cov khaub ncaws lossis txhuam hniav, kom paub lawv tus kheej nrog cov ntxhiab tsw. Thaum lub sij hawm tshawb nrhiav, tus dev yuav siv cov txuj ci los ntawm huab cua, qhov chaw uas lawv hnia cov huab cua thiab ua raws li cov ntxhiab tsw uas coj lawv mus rau qhov chaw ntawm cov ntxhiab tsw. Thaum tus dev pom cov ntxhiab tsw ntawm tib neeg seem, lawv yuav ceeb toom rau lawv tus neeg tuav, feem ntau yog zaum los yog barking, qhia pom qhov pom.

Kev cob qhia cadaver dev

Kev cob qhia tus dev cadaver yog ib txheej txheem ceev thiab siv sijhawm. Nws pib nrog kev mloog lus yooj yim, ua raws li kev luam tus dev ntawm tus ntxhiab ntawm decomposing tib neeg seem. Qhov no yog ua los ntawm kev qhia tus dev mus rau ntau theem ntawm decomposition, pib nrog cov ntaub so ntswg tshiab thiab nce mus rau ntau theem decomposition. Cov tswv yim zoo txhawb nqa yog siv los muab nqi zog rau tus dev thaum lawv nrhiav tau zoo thiab ceeb toom ntawm qhov chaw tsw ntxhiab. Qhov kev cob qhia yog ntxiv los ntawm kev xyaum ua ntu zus thiab cov xwm txheej hauv lub neej tiag tiag. Nws tuaj yeem siv li ob peb lub hlis mus rau xyoo rau tus dev kom tau txais kev cob qhia thiab tau lees paub tias yog tus dev cadaver.

Hom cadaver dev

Muaj ob yam tseem ceeb ntawm cov dev cadaver: ntxhiab-tswj thiab tsis-scent-specific. Cov dev uas muaj ntxhiab tsw tshwj xeeb cadaver raug cob qhia txhawm rau txheeb xyuas qhov tsw ntawm ib tus neeg, xws li tus neeg ploj lawm. Hom dev no feem ntau siv rau hauv kev tshawb nrhiav txhaum cai lossis cov xwm txheej cuam tshuam nrog cov tib neeg tshwj xeeb. Tsis yog-scent-specific cadaver dogs, ntawm qhov tod tes, raug cob qhia kom pom cov ntxhiab tsw ntawm cov neeg seem. Cov dev no feem ntau siv hauv kev tshawb nrhiav thiab kev cawm dim, teb kev puas tsuaj, lossis thaum tus neeg tsis muaj ntxhiab tsw.

Kev txawj xav tau rau tus dev cadaver

Cadaver dev xav tau kev sib txuas ntawm cov kev txawj tshwj xeeb kom ua tau zoo hauv lawv txoj haujlwm. Ua ntej, lawv yuav tsum muaj qhov hnov ​​​​tsw tsw tsw, vim lawv yuav tsum tau kuaj xyuas thiab kev ntxub ntxaug ntawm ntau yam ntxhiab ntawm qhov nyuaj ib puag ncig. Lawv kuj yuav tsum muaj lub zog siab thiab ua kom lub cev muaj zog, vim tias lawv txoj haujlwm feem ntau cuam tshuam nrog kev taug kev nyuaj thiab nrhiav lub sijhawm ntev. Tsis tas li ntawd, cov dev cadaver yuav tsum muaj kev mloog lus zoo thiab kev sib raug zoo, vim lawv yuav tsum tau ua haujlwm ze nrog lawv cov neeg ua haujlwm thiab muaj peev xwm tsom mus rau lawv cov dej num thaum muaj kev cuam tshuam.

Cov teeb meem daws los ntawm cadaver dev

Cov dev Cadaver tau ua lub luag haujlwm tseem ceeb hauv ntau qhov xwm txheej siab, pab daws qhov tsis meej thiab coj kaw rau tsev neeg. Piv txwv li, nyob rau hauv cov ntaub ntawv ntawm lub npe nrov serial killer Ted Bundy, cadaver dev yog instrumental nyob rau hauv nrhiav cov seem ntawm ib co ntawm nws cov neeg raug tsim txom. Tom qab kev puas tsuaj ntuj tsim xws li av qeeg lossis nag xob nag cua, cov dev cadaver tau muaj txiaj ntsig zoo hauv kev nrhiav cov tib neeg uas raug daig lossis faus hauv qab pob zeb. Lawv kuj tau siv los nrhiav qhov chaw nkaum, pab rau kev txiav txim siab ntawm cov neeg tua neeg thiab coj kev ncaj ncees rau cov neeg raug tsim txom cov tsev neeg.

Kev txwv ntawm cadaver dev

Thaum cov dev cadaver muaj kev txawj ntse thiab txhim khu kev qha hauv ntau qhov xwm txheej, lawv muaj qee qhov kev txwv. Ib qho kev txwv yog tias lawv tsuas tuaj yeem ntes cov ntxhiab tsw ntawm cov neeg seem, txhais tau tias lawv tsis tuaj yeem sib txawv ntawm tib neeg thiab tsiaj txhu. Tsis tas li ntawd, ib puag ncig ib puag ncig, xws li huab cua txias lossis dej nag hnyav, tuaj yeem cuam tshuam cov ntxhiab tsw ntawm decomposing seem, ua rau nws nyuaj rau cov dev nrhiav lawv. Tsis tas li ntawd, muaj cov ntxhiab tsw muaj zog lossis muaj kab mob hauv qhov chaw tshawb nrhiav tuaj yeem cuam tshuam rau tus dev lub peev xwm txhawm rau txheeb xyuas cov ntxhiab tsw zoo.

Cadaver aub vs nrhiav thiab cawm dev

Txawm hais tias cadaver dev thiab nrhiav thiab cawm dev muaj qee qhov zoo sib xws, lawv muaj cov luag haujlwm sib txawv thiab kev cob qhia. Cov dev Cadaver feem ntau yog tsom rau kev nrhiav cov tib neeg seem, thaum tshawb nrhiav thiab cawm cov dev tau raug cob qhia los nrhiav cov tib neeg nyob, txawm tias ploj, raug kaw, lossis xav tau kev pab. Cov dev Cadaver raug cob qhia los tshawb nrhiav cov ntxhiab tsw tshwj xeeb uas cuam tshuam nrog kev puas tsuaj rau tib neeg, qhov kev tshawb nrhiav thiab cawm dev tau raug cob qhia kom nrhiav tau tib neeg cov ntxhiab tsw. Ob hom dev ua lub luag haujlwm tseem ceeb hauv cov xwm txheej thaum muaj xwm txheej ceev thiab ntxiv dag zog rau ib leeg.

Controversies ncig cadaver dev

Cov dev Cadaver tau ntsib qee qhov kev tsis sib haum xeeb thiab kev thuam ntau xyoo. Ib qho kev txhawj xeeb yog kev ntseeg siab ntawm lawv cov lus ceeb toom, vim tias qhov tsis zoo lossis qhov tsis zoo tuaj yeem tshwm sim. Qhov zoo tsis tseeb tuaj yeem tshwm sim thaum tus dev ua yuam kev ceeb toom rau cov ntxhiab tsw ntawm tib neeg nyob qhov twg tsis muaj leej twg nyob, muaj peev xwm ua rau cov neeg tshawb nrhiav tsis raug. False negatives tshwm sim thaum tus dev tsis ceeb toom ntawm qhov chaw tsw ntxhiab, tejzaum nws ploj lawm cov pov thawj tseem ceeb. Lwm qhov kev tsis sib haum xeeb yog nyob ib puag ncig cov kev cob qhia siv, nrog qee cov lus nug txog kev coj ncaj ncees ntawm kev nthuav tawm cov dev kom decomposing seem thiab muaj peev xwm cuam tshuam txog kev puas siab puas ntsws rau cov tsiaj.

Kev txiav txim siab ncaj ncees nrog cov dev cadaver

Kev siv cov dev cadaver tsa cov kev xav txog kev coj ncaj ncees uas yuav tsum tau hais txog. Ib qho kev txhawj xeeb tseem ceeb yog kev noj qab haus huv ntawm cov dev lawv tus kheej. Kev cob qhia dev los tshawb nrhiav tib neeg tseem yuav nthuav tawm lawv rau cov xwm txheej nyuaj siab thiab nyuaj siab. Yog li ntawd, nws yog ib qho tseem ceeb rau cov neeg saib xyuas thiab cov kws qhia kom paub meej cov dev kev noj qab haus huv thiab muab kev saib xyuas thiab kev txhawb nqa tsim nyog. Tsis tas li ntawd, kev siv cov dev cadaver yuav tsum ib txwm ua raws li kev cai lij choj thiab kev coj ncaj ncees, hwm txoj cai thiab kev ceev ntiag tug ntawm cov tib neeg koom nrog hauv kev tshawb nrhiav lossis kev tshawb nrhiav.

Lub neej yav tom ntej ntawm cadaver dev

Raws li kev siv thev naus laus zis, cov cuab yeej tshiab thiab cov tswv yim tau tsim los ntxiv rau kev ua haujlwm ntawm cov dev cadaver. Piv txwv li, cov kws tshawb fawb tab tom tshawb nrhiav kev siv tshuaj lom neeg cov khoom siv hluav taws xob thiab cov khoom siv hluav taws xob uas tuaj yeem tshawb pom cov ntxhiab tsw ntawm decomposing tib neeg seem. Cov thev naus laus zis no tuaj yeem txhim kho lub peev xwm ntawm cadaver dev thiab muab kev txhawb nqa ntxiv hauv kev nrhiav thiab txheeb xyuas tib neeg seem. Txawm li cas los xij, txawm hais tias qhov kev nce qib no, cov dev cadaver yuav tsum tseem yog ib feem tseem ceeb ntawm kev tshawb nrhiav kev tshawb fawb thiab kev tshawb nrhiav, ua tsaug rau lawv cov peev xwm olfactory tshwj xeeb thiab lawv cov ntaub ntawv pov thawj hauv kev pab tub ceev xwm thiab pab pawg tshawb nrhiav thiab cawm.