Nicotine yog ib qho tsis muaj kob alkaloid tshuaj uas feem ntau yog kis los ntawm cov pa luam yeeb, uas yog nyob rau hauv tsev neeg nightshade ntawm cov nroj tsuag. Nicotine kuj muaj nyob rau hauv cov lws suav, qos yaj ywm, kua txob ntsuab, eggplant thiab coca nroj tsuag.
Feem ntau lub npe hu ua cov khoom muaj yees hauv cov khoom luam yeeb, nicotine feem ntau ua yuam kev xav tias ua rau tsis muaj chemical tsis haum.
Thaum tshawb nrhiav txog nicotine thiab seb nws muaj feem xyuam rau tib neeg lub cev, muaj ntau cov lus qhia txog kev phom sij ntawm nicotine nyob rau hnub no, qee qhov ntawm yuav ua rau koj.
Yuav ua li cas Nicotine cuam tshuam lub cev Chemistry
- Thaum nqus tau, nicotine tawm mus rau lub hlwb kom sai (hauv 7 txog 10 feeb) thiab cov hlua rau cov neeg txais kev pom zoo uas cov neurotransmitter acetylcholine yuav nquag nias. Qhov no pib lub zeem muag ntawm kev tshuaj lom neeg uas cuam tshuam ntau lub cev ua haujlwm.
- Cov neeg haus luam yeeb feem ntau paub txog kev sib tw ntawm lub plawv thiab / lossis ua pa tob hau thaum lawv haus luam yeeb. Adrenaline , qhov kev sib ntaus los yog davhlau lub luag hauj lwm yog lub luag hauj lwm rau qhov no. Thaum nicotine nce mus txog lub hlwb, adrenaline tso tawm, nce lub plawv dhia, ntshav siab, thiab txwv tsis pub khiav ntshav mus rau lub plawv.
- Adrenaline kuj qhia txog lub cev kom dhau mus ua kom ntshav qab zib rau hauv cov hlab ntsha. Tib lub sijhawm, nicotine hinders tso tawm cov kua tshuaj insulin los ntawm cov txiav, uas yuav tshem tawm ntau cov ntshav qab zib los ntawm cov ntshav. Qhov tshwm sim yog tias cov neeg haus luam yeeb feem ntau nyob hauv ib lub xeev ntawm cov kua hyperclycemia, qab hau lawv muaj ntau dua cov ntshav qab zib hauv lawv cov ntshav dua qub. Cov ntshav qab zib dampens siab tshaib plab, thiab qhov no yog qhov zoo tshaj plaws rau kev noj qab haus huv-suppressant ntawm nicotine.
- Dopamine yog lwm qhov neurotransmitter uas tau qhib kom ua thaum nicotine nce mus txog lub hlwb. Dopamine ua rau muaj kev siab zoo siab thiab xav tau los ua si lub luag haujlwm tseem ceeb.
- Nicotine yog ib qho stimulant , tab sis, nyob ntawm tus neeg haus luam yeeb lub hlwb thiab lub cev, nws tuaj yeem pom tau tias yog lub zog los yog ua kom zoo siab.
Nicotine yog Poisonous
- Nicotine yog cov tshuaj lom heev. Tsuas yog 30 - 60 MG ntawm nicotine (ib qho kev ntshiab ntawm cov ntshiab nicotine hauv daim ntawv ua kua) yog ua kom tuag rau ib tus neeg laus. Uas hais tias, cov khoom luam yeeb tsis muaj cov nicotine txaus los ua kom muaj kev tuag ntau dua thaum siv raws li qhia. Piv txwv li, ib txwm luam yeeb muaj li ntawm 10 mg ntawm nicotine, tiam sis feem ntau ntawm nws mus rau hauv cov pa luam yeeb, nrog kwv yees li ib milligram ntawm nicotine yog nqus los ntawm tus haus luam yeeb.
- Nicotine tuaj yeem ua rau cov menyuam yaus ua kom tsawg li 10 milligrams.
- Cov nroj tsuag ua cov tshuaj nicotine los tiv thaiv lawv tus kheej ntawm cov tsom iav, thiab tib neeg siv cov tshuaj nicotine hauv tshuaj tua kab rau tib qho laj thawj.
- Nicotine tuaj yeem nqus tau los ntawm daim tawv nqaij, uas yog txoj kev muab tus nicotine thaj. Ib qho txeej ntawm cov hluav taws xob nicotine hauv cigarette (paub li e-kua txiv) yuav ua tau rau qhov laj thawj no.
- Cov kws tshawb nrhiav tau tshawb pom tias cov nicotine hauv cov pa luam yeeb nchos los yaug cov nqaij ntawm cov tawv nqaij uas raug rau cov pa luam yeeb. Nws tseem tuaj yeem muab ntxaum mus rau ntawm daim tawv nqaij ntawm cov khaub ncaws uas tau raug tus kab mob nicotine.
Kev raug tsim txom ntawm Nicotine Raug rau Me Nyuam Yaus thiab Me Nyuam Tsis Tau
- Nicotine tam sim no nyob rau hauv seem uas sab laug ntawm cov pa luam yeeb hauv cheeb tsam kaw, kuj hu ua cov pa luam yeeb thib peb . Qhov no ua rau muaj kev txaus ntshai rau cov me nyuam yaus uas xav tau nicotine ntawm cov khoom ua si thiab cov tes me uas pom lawv txoj hau kev rau tus menyuam lub qhov ncauj.
- Cov me nyuam yaus kuj muaj feem xyuam nicotine lom los ntawm kev zom cov yeeb nkab / cigarette, lossis NRT cov khoom xws li cov nicotine gum or nicotine plab. Thov khaws cov khoom no tawm ntawm qhov chaw me me!
- Nicotine kuj yuav ua rau muaj peev xwm ntawm cov phev rau fertilize qe los ntawm ntau li 75 feem pua. Nicotine docks nrog receptor qhov chaw ntawm phev hlwb thiab impedes lawv viability rau cov txiv neej uas hnyav haus luam yeeb.
- Nicotine ua rau cov hlab ntsha los ua. Nyob rau hauv cov poj niam cev xeeb tub, qhov no txhais kom tsawg dua oxygen thiab cov khoom noj muab cev rau tus me nyuam hauv plab.
- Nicotine yoojyim hla lub plhaub nkag mus hauv plab thiab tuaj yeem kuaj tau ntawm ob lub fetal ncig thiab cov kua amniotic. Nyob rau lub sij hawm no, nws tsis paub ntau npaum li cas nicotine nyob rau hauv vitro yuav suav hais tias tuag rau lub fetus.
- Nicotine txuam rau hauv cov kua mis, yog kis rau cov me nyuam mos, thiab tshwm rau lawv cov qauv pw tsaug zog.
Yuav Ua Li Cas Nicotine Ua Rau Koj Kev Noj Qab Haus Huv?
- Kev tshawb nrhiav tau tsis muaj qhov sib txuas ntawm cov nicotine thiab vascular cov leeg ntawm cov nqaij mob , nrog rau cov plaques uas ua rau kab mob hauv lub plawv.
- Nicotine ua kom cov pob txha ua cov pob txha hu ua osteoblasts. Qhov no yuav ua kom zoo zoo thaum pob txha lov.
- Nicotine inhibits apoptosis, tus txheej txheem uas tshem tawm cov hlwb hauv hlwb tsis zoo (programmed cell tuag). Vim tias qee cov qog hlwb ntawm apoptosis yog hloov ua tej yam uas yuav ua rau mob qog yav tom ntej, inhibiting qhov kev ua haujlwm tseem ceeb no yuav ua rau muaj kab mob tuag taus.
- Kev haus luam yeeb yog ib qho paub tias yuav muaj kab mob sib kis zoo licas . Nicotine thiab cov pa carbon monoxide hauv cov pa luam yeeb yuav ua rau cov hlwb qog ntawm cov khoom noj uas tseem ceeb hauv cov ntshav, uas ua rau lub cev qhuav dej thiab lub cev ntog ntawm lub hlwb.
Nicotine yog cov qaug tshuaj lom ntawm txhua yam tshuaj lom thiab muaj yees heev.
Nws yog ib qho yuam kev xav tias siv cov nicotine hauv ib daim ntawv uas tsis muaj luam yeeb yog tsis muaj teeb meem. Cov khoom xws li cov yeeb nkab tsis muaj haus luam yeeb thiab cov yeeb yuj hluav taws xob luam yeeb yuav raug xam tau tsawg dua thaum haus luam yeeb, tab sis lawv muaj kev noj qab haus huv ntau heev thiab. Thiab tsis txhob hnov qab, thaum nicotine tiv kev khov nquag koom, ex-haus luam yeeb yog nyob rau ntawm kev pheej hmoo siab rau kev haus luam yeeb tag nrho.
Tsis txhob khom rau tsawg tshaj li qhov koj tsim nyog. Rov qab los ntawm kev quav tshuaj nicotine yuav siv qee yam haujlwm, tab sis nws yog phaaj tseem ceeb hab kev txaus sab.
Lub neej ua haujlwm zoo dua rau txhua qib thaum peb muaj kev ywj pheej ntawm tus kheej raug tsim txom ua rau peb nkag mus.
Qhov chaw:
Thoob Ntiaj Teb Program hauv Kev Nyab Xeeb Khoom Noj Nicotine.
Monell Chemical Senses Centre. Nicotine nyob rau hauv mis nyuj khov mis ua rau me nyuam mos liab pw tsaug zog. Lub Cuaj Hlis 4, 2007.
Lub Koom Haum Thoob Plaws Hauv Lub Tebchaws. Tshuaj Muaj Tseeb: Cov Khoom Noj Thiab Cov Khoom Luam Yeeb. Tshaj tawm Tsib Hlis 2016.
National Institutes of Health. Cov Teebmeem ntawm Nicotine Thaum Cev Xeeb Tub: Kev Ua Neeg thiab Kev Ntseeg. Lub Cuaj Hlis 5, 2007.
Wiley Online Library. Kev ntsuas ntawm Dermal Uptake ntawm Nicotine Ncaj nraim los ntawm Cua thiab Khaub Ncaws. Lub Cuaj Hlis 29, 2016.