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Video: Puas muaj cov neeg txais qhov mob?
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2024 Tus sau: Michael Samuels | [email protected]. Kawg hloov kho: 2023-12-16 01:44
Mob muaj ntau yam sib xws nrog rau lwm yam kev xav (National Academy of Sciences, 1985). Ua ntej, muaj qhov tshwj xeeb mob receptors . Cov no yog cov hlab ntsha kawg, muaj nyob hauv feem ntau ntawm cov nqaij hauv lub cev, uas tsuas yog teb rau kev puas tsuaj lossis muaj peev xwm ua rau muaj kev puas tsuaj.
Ib sab ntawm qhov no, peb puas muaj cov neeg mob?
Mob muaj ntau nyob rau hauv ib txwm muaj nrog lwm yam kev xav hauv lub siab (National Academy of Sciences, 1985). Ua ntej, muaj yog tshwj xeeb mob receptors . Cov no yog cov hlab ntsha kawg, tam sim no nyob rau hauv feem ntau ntawm cov nqaij hauv lub cev, uas tsuas yog teb rau kev puas tsuaj lossis muaj peev xwm ua rau muaj kev puas tsuaj.
Ib tus kuj tseem yuav nug, cov tshuaj kho mob yog dab tsi? Anatomical lus. Tus nociceptor (" mob receptor") yog ib qho kev hnov mob neuron uas teb rau kev puas tsuaj lossis muaj peev xwm ua rau muaj kev puas tsuaj los ntawm kev xa "kev hem thawj" teeb liab mus rau qaum qaum thiab lub hlwb.
Tsis tas li ntawd, qhov chaw hnov mob nyob qhov twg?
Mob receptors , tseem hu ua nociceptors, yog pab pawg ntawm cov leeg hlwb uas tshwj xeeb nrog cov hlab ntsha tshwj xeeb xaus rau hauv daim tawv nqaij, sib sib zog nqus cov ntaub so ntswg (suav nrog cov leeg thiab pob qij txha), thiab feem ntau ntawm cov hlab ntsha hauv nruab nrog cev.
Peb hom tshuaj kho qhov mob yog dab tsi?
Muaj peb hom mob receptor stimuli: mechanical, thermal thiab chemical.
Pom zoo:
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