Kawngpuiah i kal a, rang takin i mitmengah leivut a rawn lut ang tih han ngaihtuah teh. Ngaihtuah hun pawh i neih hmain i mit a chhing a, a ni lawm ni? A nih loh leh, êng êng tak chuan i mit a rawn deng nghal chuan i mit chu a zim nghal vek a ni. Heng thilte hi engtin nge a lo awm tih i ngaihtuah ngai em? Hengte hi ' eye reflexes' kan tih te hi a ni. Hengte hi kan mithmuhah vengtu ang mai, kan hriat lohva min vengtu an ni. Hemi chungchang hi vawiinah hian awlsam tak leh zahawm takin sawi ila.
Heng mit reflex te hi eng nge ni tak tak?
A awlsam zawngin, eye reflexes hi kan mit venghimtu leh chiang taka hmuh theihna tura min puitu automatic response a ni. I ngaihtuah ang chi an ni lo va, automatic-a thleng an ni. Thil chi hrang hrang, mitmeng, mittui tlak leh mit ring dum, êng a zirin rawng inthlak danglam thin te hi heng reflex te hian a thunun a ni.
Heng zawng zawng hi kan thluak leh kan mit inkar a kal nerve signal network hmanga thleng a ni . Office chhunga phone line system ang mai a ni. Mit hian thil hlauhawm emaw, danglam emaw a hriat chuan chu thuchah chu nerve kaltlangin thluak lamah a kal a. Thluak chuan mit lamah message a thawn let leh a, "Okay, tunah hian i mit kha khar rawh" emaw, "Mittui engemaw zat entir rawh" emaw tiin a chhang let a ni. Hei hi a thleng rang em em a, ngaihtuah hun pawh kan nei lo.
Kan sawi thin leh kan tawn fo thin hi mit reflex chi thum a awm a.
1. Corneal Reflex: Hei hian mit a khar a, mittui a chhuak thin.
2. Pupillary Reflex: Hei hi êng chhanna atana mit pupil dilation a ni.
3. Vestibulo-ocular Reflex: Hei hian kan lu kan sawn pawhin kan mit a ti nghet tlat.
Tunah chuan hengte hi a hranin han thlir ila.
Engvangin nge mit te chu thil tenawm takin a khawih chuan a khar thin? - Mit (Corneal Reflex) a awm
Hei hi kan mit vengtu ber a ni. Kan mit hmalam a transparent part chu cornea an ti a. He part hi a sensitive hle. Thil tenau takin a rawn deng a nih pawhin a humhim turin a chhang let a, chu chu Corneal Reflex an ti a ni. A ṭhen lian pahnih a nei a.
| Reflex action hming | Eng thil nge thleng tih leh entawn tur |
|---|---|
| Corneal Blink Reflex a ni | Thil pakhat, leivut chi khat emaw, rulhut te tak te emaw, mit nena inzawm emaw, a chhunga a tlak emaw chuan mit chu a khar nghal vek a ni. Hei hi mit chhunga thil lut laka mit ven nan a thleng thin. Tin, thlalak a flash ang chi êng eng tak tak, mit a rawn tlak chuan he reflex avang hian mit chu a inkhar nghal vek bawk. |
| Mittui/Lacimatory Reflex tih hi a ni | Kan mitah bawlhhlawh emaw leivut emaw ang chi thil a lo luh chuan kan mittui tlakna hrui te hian mittui a siam nghal a, chu chu silfai turin a ti a ni. Mahse hei hi kan mitthlaah thil a lut mai mai a ni lo. Kitchen-a onion kan tan lai te, meikhu nasa tak kan tawk lai te, thlipui na tak kara kan awm lai te, a nih loh leh vawt kan tawrh lai te pawhin mittui a chhuak thei bawk. He reflex hi rilru natna chak tak kan neih hian a thawk chhuak bawk a, chu chu kan hlim em em emaw, kan lungngaih em em emaw pawh a ni. |
A awlsam zawngin sawi ila, hei (corneal reflex) hi mit hian pawn lam thil hlauhawm lo thleng thei laka a venna atana a venna hmasa ber a ni.
Engvangin nge pawn ka chhuah hian ka mit a te deuh a, thimah a lian zawk? - Mit hmul (Pupillary Reflex) a awm
Darthlalang hmaah ding chungin i mitmengah flashlight i rawn eng ngai em? Chutianga i tih chuan i mit lai takah chuan black circle, pupil chu a lo tlem nghal vek a. Flashlight i lakchhuah chuan zawi zawiin a lian chho zel a. Hei hi Pupillary Reflex kan tih chu a ni . A tum ber chu mit chhunga êng lut zat control hi a ni. Camera-a aperture awm ang mai a ni. Pupil reflexes hi chi thum a awm a.
Eng chhanna
Ni eng karah pawn lama i chhuah chuan mit chhungah êng a lut tam lutuk. Hei hian mit chhunga sensitive parts te a tichhe thei a ni. Chu chu tihtawp tumin mitmeng chu a constrict a. Hei hi Pupillary Light Reflex an ti a.
Thim chhanna
Movie theater-ah i kal ang tih han ngaihtuah teh. I luh chuan engmah i hmu thei lo a ni lawm ni? Mahse, rei vak lo hnuah chuan i chhehvêl chu zawi zawiin a lang ṭan ta a ni. Heta thil thleng chu, thimah hmuh kan duh avangin, black pupil chu a dilate a, a theih ang anga êng a luh theih nan. Hei hi Pupillary Dark Reflex an ti a.
Natna chhanna
Hei hi a danglam deuh hlek a ni. I hmai emaw, i kawngah emaw natna eng emaw i neih chuan, a chhanna atan i cilia chu a lian nghal thei a ni. Hei hi Ciliospinal Reflex an ti a.
Engtin nge i lu i hawi lai pawhin hmun khatah i mit i dah reng theih ang? - Vestibulo-mit leh mit (ecular reflex) a awm
Hei hi a mak takzet. Kan lu chu kan hriat lohvin tlem a che reng a. Kan kal lai te, kan tlan lai te, motora kan chuan lai te hian kan lu kan ti che a. Kan lu kan sawn apiangin kan mit chu a rualin a che a nih chuan kan hmuh zawng zawng chu a hring vek ang a, a inher ang maiin a lang ang.
Mahse, chutiang chu a thleng lo, a ni lawm ni? Kawngpuiah i kal a, dawr pakhata chhinchhiahna i en a nih chuan, i lu i thing pawhin chiang tak leh nghet takin i la hmu thei tho.
Hei hi a chhan chu Vestibulo-ocular Reflex . Hei hi a ti a, i lu chu a sir khatah i hawi a, i mit chu a sir lehlamah a kal a, chu chu siamthat tumin a kal a, i mit chu i en laiah a nghet reng a ni. Hei hi video camera-a image stabilization technology ang mai a ni. He reflex hi awm lo se chuan kan kal dan pangngaia kan kal lai pawhin thil chiang takin kan hmu thei dawn lo.
Reaction dang kan hriat loh a awm em?
Ni e, nitin kan tawng tam lo hle a, mahse kan taksaah hian reflex pawimawh dang engemaw zat a awm bawk.
| Reflex thiltih dan | Hrilhfiahna |
|---|---|
| Mit lam thil (Oculocardiac Reflex) a ni | Hei hi a danglam deuh hlek. Hei hi kan mit chungah pressure a awm chuan kan heart rate chu a chhanna atan a tlahniam tih hming an vuah a ni. Hetiang dinhmun hi mit surgery lai hian a awm tlangpui. Kan hmai kan vuak lai emaw, anesthetic injection kan pek lai emaw pawhin a thleng thei bawk. |
| Bell-a Reflex (Palpebral Oculogyric Reflex / Bell-a Reflex) a ni a, a rilru a hah lutuk a, a rilru a buai em em bawk a. | I mit chhungah eye drop emaw contact lens emaw i dah hian i mit chu a roll up nghal vek a ni lawm ni? Chu chu he reflex hi a ni. Bell’s Palsy tih hming pu a ni a, hei hian hmai nerve te chu hun eng emaw chen a tichak lo a ni. |
Chûng chhân lêtnate chu kan ngaihtuah tûr em ni?
A tlangpuiin heng reflex te hi automatic a nih avangin kan nitin nunah kan ngaihtuah vak lo. Hrisel tak leh dik taka an thawh chhung chuan harsatna kan nei lo.
Mahse, heng reflexes-ah hian chak lohna emaw, thil danglam emaw a awm chuan thluak lam natna emaw, hriselna lama harsatna dang emaw a nihna a ni thei. Chuvangin doctor-te chuan neurological examination an neih laiin heng reflexes te hi an check thin.
I ngaihtuah chuan, .
- Ka chhuah dawna ka mit a sen lutuk tur chu a tam lutuk niin a lang.
- Ka mit hmuhnaah hian danglamna engemaw zat ka nei a, blurring sensation ka nei bawk.
- Thil pangngai angin a lang lo, mit lamah "eng emaw a dik lo" ang maiin.
Hetiang ang inthlak danglamna i hmuh chuan ngaihthah suh. Doctor hnenah thurawn dil nghal rawh. Mit enfiah fo a pawimawh bawk. Chutiang chuan harsatna a awm chuan a hmain hriat theih a ni.
Take-Home Thuchah a ni
- Eye reflexes hi natural process a ni a, kan mit a venghim a, mit fiah tak a pe bawk.
- An hnathawh ber chu mit khar a, mittui siam a, êng ang zelin iris rawng thlak danglam a, lu a che laia mit hmuhna a nghet reng a ni.
- Heng zawng zawng hi thluak leh mit inkar nerve signal hmanga control a ni.
- I mit emaw, i mit hmuh danah emaw danglamna danglam tak i hmuh chuan ngaihthah loh a, damdawi lam thurawn lak nghal a pawimawh.
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