Sensory receptors

Munyori: Laura McKinney
Zuva Rekusika: 7 Kubvumbi 2021
Gadziridza Zuva: 1 Chikunguru 2024
Anonim
Sensory Receptors
Vhidhiyo: Sensory Receptors

Zvemukati

Iyo sensory receptors Ivo chikamu chehurongwa hwekutyaira, sezvo iwo mhedzisiro yetsinga iri munhengo dzekunzwa.

Iyo nhengo dzekunzwa iganda, mhino, rurimi, maziso nenzeve.

Izvo zvinokosheswa zvinogamuchirwa zvinonzwa zvinopfuudzwa kuburikidza nehurongwa hwemitsipa kuenda kucerebral cortex. Izvi zvinokonzeresa zvinogona kumutsa kuzvipira kana kuita kwekuzvipira. Semuenzaniso, kunzwa kwekutonhora kunoonekwa neyakagamuchirwa maseru eganda kunogona kukonzera kuzvidira kuita kuti ubatanidze kumusoro uyezve nekuzvipira kuita kune kubvunda.

Kana sisitimu yetsinga ikawana chinosimudzira kubva kune dzinogamuchira sensory, inopa odha kune mhasuru uye gland, izvo zvinoshanda sevanoita, ndokuti izvo zvinoratidzira mhinduro dzehupenyu.

Mhinduro kune zvinokonzeresa inogona kuve mota (iyo inogadzira imhasuru) kana mahormone (iyo inogadzira gland).

Sensory receptors vane mamwe maitiro:


  • Izvo zvakanangana: Imwe yega receptor inonzwisisa kune imwe mhando yekusimudzira. Semuenzaniso, chete zvinogamuchira parurimi zvinokwanisa kunzwa kuravira.
  • Ivo vanochinja: Kana kukurudzira kuchiramba kuripo, huta hwekuita hunoderera.
  • Kushamisika: Iko kugona kuita kune zvinokonzeresa, zvine chekuita nekusimudzira kune yakatarwa nzvimbo yeuropi uye nekuita.
  • Ivo vanopindura kukodhi: Izvo zvakanyanya kukura kwesimba rekusimudzira, iko kwakawanda tsinga pfungwa dzinotumirwa.

Zvinoenderana nekwakatangira kurudziro iyo ivo vakagadzirira kugamuchira, sensory receptors vanoiswa mukati:

  • Zvekunze zvinogamuchira
  • Internoceptors: Idzi ndidzo dzinoona shanduko munharaunda yemukati memuviri, senge tembiricha yemuviri, kuumbwa uye acidity yeropa, BP, uye kuwanda kwecarbon dioxide neoksijeni.
  • Proprioceptors: Ndeavo vanoona manzwiro ekuchinja kwechinzvimbo, semuenzaniso, kana uchifambisa musoro kana magumo.

Sensory receptors mechanoreceptors:


Ganda

Kumanikidza, kupisa uye kutonhora zvinogamuchira mukati meganda. Ivo vanoumba izvo zvatinowanzodaidza kuti "kubata."

  1. Ruffini makomisheni: Iwo ari eparipheral thermoreceptors, ayo anotora kupisa.
  2. Krause makomisheni: Iwo ari ehunyanzvi thermoreceptors ayo anotora iyo inotonhora.
  3. Vater-Pacini makomisheni: Avo vanoona kumanikidza paganda.
  4. Merki dzaMerkel dzinonzwawo kumanikidzwa.
  5. Sezvo nekubata isu tinoonawo kurwadziwa, nociceptors anowanikwa muganda, ndiko kuti, marwadzo anogamuchira. Kunyanya zvakanyanya, iwo ma mechanoreceptors, ayo anoona kutema zvinokanganisa muganda.
  6. Mitumbi yaMeiisner inotevera kupokana kwakapfava, senge caresses.

Rurimi

Heino pfungwa yekuravira.

  1. Edza mabukira: Iwo ari chemoreceptors. Kune angangoita zviuru gumi zvemitsipa mhedzisiro inogoverwa pamusoro pechiso cherurimi. Mhando yega yega yemakemoreceptor yakanangana nerumwe rudzi rwekunaka: inotapira, ine munyu, inovava uye inovava. Mhando dzese dzemakemoreceptor dzinogoverwa mukati merurimi, asi mhando yega yega inonyanya kusungirirwa mune imwe nzvimbo. Semuenzaniso, makemoreceptor ezvinotapira anowanikwa panoperera rurimi, nepo iwo akagadziridzwa kuti aone kuvava ari muzasi merurimi.

Mhuno

Heino pfungwa yekunhuwidza.


  1. Girobhu reOfactory nemapazi ayo etsinga: Matavi etsinga anowanikwa panoperera mhino (muchikamu chepamusoro) uye anogashira zvinokurudzira kubva mumhino nemuromo. Saka chikamu cheizvo isu chatinofunga sekunaka chaiko kunobva kune hwema. Mumapazi aya mune masero anonamira anotakurisa zvishuwo zvinounganidzwa negirobhu rinonamira, iro rinobatana nenhengo inonamira, iyo inozoendesa zvimiro izvi kucerebral cortex. Maseru anonamira anouya kubva kune yeyero pituitary, mucosa inowanikwa munzvimbo yepamusoro yemhino. Aya maseru anogona kuona manomwe anokosha hwema: camphor, musky, maruva, minty, ethereal, pungent uye putrid. Nekudaro, pane zviuru zvemubatanidzwa pakati peizvi zvinonhuwira zvinomwe.

Maziso

Heino pfungwa yekuona.

  1. Maziso: Izvo zvinoumbwa neiri iris (chikamu chine ruvara cheziso), mwana wechikoro (iyo nhema chikamu cheziso) uye sclera (iyo chena chikamu cheziso). Maziso anochengetedzwa nemavhara ekumusoro neepasi. Mavari, eyelashes anovadzivirira kubva kuguruva. Misodzi zvakare inzira yekudzivirira sezvo ivo vachiita yekugara vachichenesa.

Nekudaro, dehenya rinomiririra dziviriro yakasimba, nekuti maziso ari mumasokisi eziso, akakomberedzwa nefupa. Ziso rega rega rinofamba nekuda kwetsandanyama ina. Iyo retina inowanikwa mukati meziso, yakanamatira madziro emukati. Iyo retina ndiyo yekugamuchira inonzwika iyo inoshandura zvinoonekwa zvinoitisa mukushushikana kwetsinga.

Nekudaro, iko kushanda chaiko kwekuona kunoenderana nekukombama kwekona, ndiko kuti, chikamu chepamberi uye chakajeka cheziso rinofukidza iris nemudzidzi. Kukombama kukuru kana kushoma kunokonzeresa kuti mufananidzo usasvike ku retina nekudaro haugone kududzirwa nehuropi nenzira kwayo.

Kunzwa

Munhengo iyi mune zvese zvinogamuchirwa zvinonzwa, pamwe neizvo zvekuyera.

  1. Cochlea: Iyo inogamuchira inowanikwa munzeve yemukati uye inogamuchira kutinhira kwekurira uye inoitumira nenzira yechimiro chetsinga kuburikidza neiyo inzwa nerve, iyo inovaendesa kuuropi. Usati wasvika munzeve yemukati, inzwi rinopinda kuburikidza nenzeve yekunze (pinna kana atrium) uyezve kuburikidza nepakati nzeve, iyo inogamuchira kutinhira kwezwi kuburikidza neeardrum. Uku kudengenyeka kunoendeswa kunzeve yemukati (uko iko iko cochlea iri) kuburikidza nemapfupa madiki anonzi sando, anvil, uye stapes.
  2. Semicircular migero: Inowanikwawo munzeve yemukati. Aya matatu machubhu ane endolymph, mvura inotanga kutenderera panotendeuka musoro, nekuda kwemaotolith, ayo ari makristasi madiki anonzwisisa kufamba.


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