Waizviziva here kuti gore negore vanenge 200 000 vanhu vanoona chiremba mukusangana nezvinetso zvakabatana nekunzwisisa kwavo? MuUnited States, kune zvakawanda zvakasiyana-siyana zvekuti vanhu vane ruzivo rwakadini rwekunzwisisa zvinodiwa. 25% yehupenyu hwehuwandu hwevanhu hahuna kutora, asi 50% chete inowanzosvitsa. Iko kunosiya mamwe 25% evanhu vakawanda vanogona kutaridzwa se "supertasters".
Pakati pese tinosangana nemhando 4 dzekuda, asi nyanzvi dzinopikisa pamusoro pe 5 th taste:
- inotapira
- souris
- salty
- zvinorwadza
- umami
Ita 5 tamu , umami, ishoko rechiJapane rakafanana nekanaka kana rinonaka. Iko chaizvoizvo inowirirana nekanakirwa kwe glutamate uye yakafanana nekavira yemuzi. Izvi zvinotaurirwa kuita kuti manzwiro aunzwe.
Iko Kunzwisisa Kushanda Kunoshanda Sei?
Zvinodiwa zvatinoona ndezvikamu zviviri zvemakemikari zvinoshandiswa zvinosanganisira zvose muromo nemukamwa (kuravira) pamwe chete nemhino dzedu (kunhuhwira). Isu tinoberekwa nemafuta anokwana zviuru gumi zvinotapira zvinowanikwa pamitauro yedu, denga remuromo, uye mumitsipa yedu. Salivha inoita basa rinokosha pakutakura zvinonaka zvatinoona mumararamiro edu. Bhuku rimwe nerimwe rinotapira rine masero anenge 10-50 anokonzera kutanga kwechiito chekutora uye anozadzikiswa kwemazuva manomwe kusvika kune gumi. Isu tinotanga kurasikirwa nemafuta aya anotarisa anenge makore makumi mashanu kusvika ku60 emakore.
Nhungamidzo yedu yekutora inotanga nekunhuhwirira kana kunhuhwirira kwakapoteredza isu zvinokurudzira mitsipa munharaunda duku iri kumusoro mumhino. Iyo inotapira, yakasviba, kana imwe inonhuwira inokurudzira uropi uye inokanganisa kunyatsovira kwezvokudya zvatinodya. Manzwiro edu ekuravira anoenderera mberi sezvokudya zvatinodya zvinosanganiswa nemate kuti zvive nemafuta anotarisa ari mumitauro yedu, denga remuromo wedu, uye mumutsipa wedu.
Zvisinei, kuravira kunopfuura kungosanganiswa kwekuravira (gustatory) uye kunhuhwira (olfactory) sezvinowanzotenda. Izwi rose rekutora rinobva mukubatanidzwa kwemazwi akasiyana-siyana ekunakidza uye kunhuhwirira pamwe chete nemamwe mhinduro inozivikanwa seinozivikanwa chimiro chemagetsi.
Izvo zvinowanzoitika chemakemikari zvinogona kukonzerwa pamativi omuromo, puroti, mhuno uye meso nematendekete. Kunyange zvazvo sangano iri kurwadziwa kwepanyama uye kupisa kwemazuva anovakirwa kuti vabatsire kuchengetedza muviri, iyo inobatsirawo pakupa zvakananga kana zvakasimba kunzwisiswa kwekunzwa zvakadai se: capsaicin inopisa yemuchiri pepper kana kuti inotonhorera inonaka yeminiti. Nepo rurimi rwedu nemhino dzedu zvichitumira kunzwisiswa kwakananga muuropi, huwandu hwemaitiro emakemikari hausi kunyanya kufungidzira, asi huri hupi hunoita hune hunoita hupenyu hwedu hwose nekudya zvinonaka.
Nhema Nenhema Pamusoro peSense yeKudya
Yakambove yakatenda kuti dzimwe nzvimbo dzerurimi dzaive nehana yevhinha inotaridzika inokonzerwa nemanzwiro ega ega. Izvi hazvisati zvatendwa kuti ndezvechokwadi sezvo mitsipa inokonzerwa nezvinodiwa zvakasiyana-siyana inopararira munzvimbo dzose dzorurimi. Kunyange zvazvo pane zvido zvinodikanwa zvakananga, nhatu chete dzemitsipa dzakasvibiswa dzakawanikwa, naizvozvo zvinofungidzirwa kuti kusanganiswa kwekuita kwekodzero kwezvinodiwa zvatinoona.
Chimwe chirevo chisingazivikanwi chakakanganisika, chakabatana nekurasikirwa kwekavira . Kurasikirwa kweshoko hazvirevi hazvo nehutano hwemuromo, rurimi kana huro. Kurasikirwa kwekunhuhwirira kana zvimwe zvinokonzera kunogona kukukanganisa pfungwa yako yevira. An otolaryngologist kana imwe chiremba angada kuedza zvinhu zvishoma asati asarudza chikonzero chekuchinja muhutano hwehutano.
Uri Kurasika Zvaunofunga Here?
Kune miitiro yakawanda uye zvinetso zvinogona kukanganisa pfungwa yako yese yekuravira. Vamwe iwe unoberekerwa, unoratidzika kune zvakadai seutsi hwefodya , kana kuti zvichiitika semugumisiro wehutano hwehutano (kureva nhengo dzepasipera , kukuvadzwa musoro, hutachiona hutachiona , etc ...).
Verenga zvakawanda pamusoro pehurukuro yekurasikirwa nepfungwa yako kutora kwako .
Sources:
American Academy of Otolaryngology - Musoro uye Neck Surgery. (2014). Futa & Taste. Yakadzorerwa musi waAugust 31, 2014 kubva pawww.www.netnet.org/content/smell-taste
National Institute on Deafness uye Zvimwe Zvinetso Zvokukurukura. (2010). Nhamba pamusoro pekunwa uye kunhuwa. Yakadzoserwa musi waAugust 31, 2014 kubva kune http://www.nidcd.nih.gov/health/statistics/pages/smell.aspx
National Institute on Deafness uye Zvimwe Zvinetso Zvokukurukura. (2014). Bvisa zvinetso. Yakadzoserwa musi waAugust 31, 2014 kubva kune http://www.nidcd.nih.gov/health/smelltaste/pages/taste.aspx
Viana, F. (2011). Chemosensory Properties of the Trigeminal System. ACS Chem Neurosci. 2 (1): 38-50. doi: 10.1021cn100102c.