Hetiang thil hi i chungah i thleng tawh em? Chair, khum, chair atanga i ding nghal chuan i lu a hah a, i mit a dum a, i rilru a hah bawk. Hei hi mi tam tak tan chuan thil tawn tlanglawn tak a ni. A tam zawkah chuan second tlemte chauh kan nghak a, chutah chuan hna kan thawk leh ta a ni. Mahse, chutih lai tak chuan i taksa chhungah eng thil nge thleng tih i ngaihtuah ngai em? I taksa hian system chak tak, automatic tak a nei a, chu chuan i venhimna hna a thawk a ni. Vawiin hian he system mak tak hi kan sawi dawn a ni.
He Baroreceptor Reflex hi eng nge ni?
A awlsam zawngin, hei hi i taksaa automatic blood pressure controller a ni . I dinhmun i thlak thut chuan, a bîk takin ṭhut emaw, mut emaw aṭanga i ding chuan, i thisen sang chu a tlahniam thut mai ang tih han ngaihtuah teh. Hetiang hun lai hian taksain i thisen sang a normal theihna tura a thiltih rang tak chu `Baroreceptor Reflex` an ti a.
Hei hi a rang hle mai. Hetiang zawng zawng hi i thinlung vawi khat emaw vawi hnih emaw a nak lai hian a thleng vek a ni. Hei hi hun rei lote chhunga kan thisen sang kan control dan pawimawh ber a ni.
Engtin nge hei hian hna a thawh? Mechanism mak tak a ni!
Hei hi hrethiam tur chuan entirnan awlsam tak hmang ila. I thisen kalna kawngte chu rubber tube ang maiin han ngaihtuah teh. Heng tube kal tlanga thisen kal zat a pun zel chuan tube bang te chu a inzawm khawm thin. Thisen a tlem chuan he stretching hi a tlahniam thin.
I taksa hian nerve ending chi khat bik baroreceptors an ti a . Hengte hi sensor te tak te ang mai an ni . I kawr chhunga thisen kalna kawng lian tak takah an awm ber a, chu chu i thinlung atanga thisen kalna kawng lian ber a ni. Heng sensor te hian chu thisen kalna kawng bang ah chuan pressure engzat nge a awm tih chu "sense" thei a ni.
Tunah chuan eng nge en tur:
1. Thisen sang a pangngai emaw, a sang emaw chuan: Thisen kalna kawng bangte chu a inzawm tha hle. Heng sensor te hian chu thuchah chu thluak ah an thawn a, "Okay, hetah hian pressure a tha a, harsatna a awm lo." Chumi chungchangah chuan thluak chu a lawm hle a ni.
2. I thisen sang a tlak hniam chuan (i ding nghal vanga thil thleng): I ding thut chuan gravity hian thisen engemaw zat i keah a kal tir thin. Tichuan i lu-a thisen kal zat chu a tlahniam deuh a, chubakah i thisen sang pawh a tlahniam bawk. Tunah chuan thisen kalna kawng bang chhunga tension chu a tlahniam nghal vek tawh. Chu chu kan sensor-te'n an hriat veleh an hlauthawng a, thluak lamah emergency message an thawn a, "Hlauhawm! Heta pressure hi a tawk lo! Bangte chu a inzawm lo!"
3. Thluak chhanna nghal: He thuchah a dawn veleh thluak hian a thawk nghal vek a. Emergency call chhanna ang mai a ni. Thluak hian i nervous system kaltlangin thupek a thawn nghal a:
- Thisen kalna kawngte hnenah: "Rai takin tikhauh rawh!" Thisen kalna kawngte chu a inkharkhip deuh chuan a chhunga pressure chu a sang nghal vek a ni.
- Thinlung tan chuan:"Tlem rang leh chak zawkin beat rawh!" Hei hian heart rate leh heart muscle in contract chakna a tipung a, taksaah thisen tam zawk a pump lut a ni.
Heng zawng zawng hi second tlemte chhungin a thleng vek a ni. Chuvang chuan a ni, luak chhuak deuh pawh nise, a reh thuai ang. He system mak tak hian hriatna hloh lo turin a veng che a ni.
Engtikah nge he reflex hi a lo awm thin?
He `Baroreceptor Reflex` hi i taksa thisen sang a inthlak danglam apiangin a thawk thei a ni. Entir nan:
- Position thlak hunah: A bik takin thut atanga ding chhuak nghal hian.
- I hlauh thut chuan: Kawngpuiah i kal a, i hmaah ui pakhat a rawn zuang nghal mai ang tih han ngaihtuah teh. Chutih lai chuan i thisen sang pawh a inthlak a, he system hian a thunun a ni.
- I exercise tih dan i thlak dawnin: Kea kal atanga tlanna lama i kal chuan i taksa hian thisen a mamawh tam zawk a ni. He system hian a inrawlh bawk a, a tul angin i thisen sang leh heart rate a siamrem bawk.
A awlsam zawngin sawi ila, `Baroreceptor Reflex` hi silent guard a ni a, nitin hna thawkin i thisen sang chu i hriat loh pawhin a stable reng a ni.
He system-a thil awmte hi engte nge ni? Khawiah nge an awm?
Hei hi hmun khata awm thil a ni lo. Hei hi taksa pum puia hmun hrang hranga inzar pharh network a ni. Heng receptor te hi i thinlungah te, i kawr chhunga thisen kalna kawngah te, i lungah te an awm ber a ni. Chuta tang chuan information chu thluak lamah a kal a, nervous system pumpuiah a process vek a ni.
He system-a thil pawimawh ber berte chu a hnuaia table-ah hian en rawh.
| System atanga a then a ni | A awlsam zawngin... |
|---|---|
| Baroreceptors te hi an ni | Hengte hi thisen sang tehna sensor te an ni. Anni hi kawr chhunga carotid arteries -ah te leh thinlung aortic arch- ah te an awm a. |
| Heart chamber leh lung chhunga sensor awmte | Heti ang sensor hi thinlung chhungah leh lung chhunga thisen kalna kawng hrang hrangah a awm a. |
| Cranial nerves te chu a awm | Heng nerve te hian sensor atanga thluak thlengin thuchah an keng tel thin. |
| Autonomic Nervous System hmanga thil tih a ni | A then hnih (Sympathetic leh Parasympathetic) a nei a. He system hian thluak atang hian command a execute thin. Heart rate leh thisen kalna kawng (blood vessel constriction) te a control thei a ni. |
| Arterioles (Artérioles) te | Hengte hi taksaa thisen kalna kawng te ber berte an ni. An constriction leh dilation hi thisen sang control nan a pawimawh hle. |
Eng natna nge he reflex hnathawh hi a nghawng?
Damdawi lam thil thenkhat chuan he `Baroreceptor Reflex` hnathawh hi a tichhe thei a ni. Hei hian thisen sang hi uluk taka control theih lohna a thlen thei a ni. Chung dinhmun thenkhat chu:
- Parkinson natna a ni
- Stress cardiomyopathy (thinlung chhe tawh natna) .
- Spinal cord hliam a awm
- Type 1 emaw Type 2 emaw zunthlum vei a ni
- Postural orthostatic tachycardia syndrome (POTS) a awm a, a rilru a hah lutuk a, a rilru a buai em em bawk a.
- Lewy taksa lam natna (dementia) a ni
Tin, heng sensor te hi kawr chhunga tumor awm emaw, kawr surgery emaw avanga tihchhiat theih a ni bawk.
He reflex hian hna a thawk tha lo a nih chuan eng symptoms nge a neih?
He system hi a chak loh chuan taksain thisen sang a control thuai thei lo va, hetiang symptoms hi a lo awm thei bawk.
| Symptom a ni | Awmzia |
|---|---|
| Thisen sang a nghet lo | Thisen sang hi chhan awm lovin a sang chho zel a. |
| Organ hrang hranga thisen supply tlahniam | Thluak leh kal ang chi taksa peng pawimawh tak takte hian thisen an dawng tlem hle a, chu chuan luak chhuak leh buaina a thlen thei a ni. |
| Tachycardia a awm thei | Heart rate a sang lutuk. |
| Heart rate a tul angin a sang lo | Exercise neih lai ang chiah hian taksain a mamawh angin a heart rate a tisang thei lo. |
Hemi chungchangah hian harsatna a awm em tih hriat nan eng test nge tih thin?
I doctor-in hei hi a rinhlelh chuan test ṭhenkhat a rawt thei a, chu chu:
- Blood pressure monitoring: Darkar 24 chhung (24-hour ambulatory monitoring) chhung thisen sang tehna hmanrua bik bun turin an ti thei che a ni.
- Heart rate tehna: ECG ang chi test.
- Valsalva maneuver: Hei hian thawk khap tlat tur leh push-up tih a huam a, chutih rualin i heart rate leh thisen sang inthlak dan enfiah a ni.
- Thisen test: Damdawi lam thil dang, zunthlum ang chi te enfiah thin ang che.
Hei hi eng enkawlna nge ni a, eng nge kan tih theih ang?
He ``Baroreceptor Reflex`` chak lohna enkawlna hi a chhan a innghat a ni. A châng chuan, i doctor chuan i thisen sang tihtlem nân hetiang damdawi hi a pe thei a:
- `Midodrine` tih a ni
- `Droxidopa` tih a ni
- `Fludrocortisone` tih a ni
Pawimawh tak: Doctor thurawn tel lo chuan heng damdawi te hi hmang ngai suh . Dose pek zat leh hun bituk chhung chauh hman tur a ni.
Damdawi bakah hian nunphung hrisel neih hi a pawimawh hle bawk.
Hrisel taka kan awm theihna tura kan tih theih thilte
I thisen sang a nghet reng theih nan i doctor nen inbiain heng thilte hi i ngaihtuah thei ang:
- Ei leh in hrisel: Ei leh in inthlau tak, chi tlem, leh thei leh thlai tamna ei.
- Damdawi dang siamrem dan: I thisen sang tichhe thei damdawi dang i ei a nih chuan i doctor nen an dose thlak dan tur sawipui rawh.
- Abdominal binder: Hei hi pum chhunga belt bun tur a ni. Hei hian mi thenkhat chu an thisen sang tisang turin a pui thei a ni. Hemi chungchang hi doctor zawt rawh.
- Triggers pumpelh dan: Hetiang natna hi i neih chuan eng thil nge i thisen sang tisang emaw tihhniam emaw tih hriatchhuah la, pumpelh tum ang che.
I ding chhuak a, i tlan tan chuan i taksaa heng inthlak danglamna mak tak takte hi i hre lo pawh a ni thei. Mahse i `Baroreceptor Reflex` hian ngawi rengin hna a thawk a, i thisen sang chu a level dik takah a dah a ni. Mahse, i luak chhuak fo emaw, i muhil emaw a nih chuan ngaihthah mai mai suh. A chhan hriat tumin doctor hmu ngei ang che .
Take-Home Thuchah a ni
- `Baroreceptor Reflex` hi i taksaa automatic, rang taka thisen sang control system a ni.
- Thut atanga i ding nghal vanga luak chhuak tlem chu he system hian hna a thawk tih hriattirna a ni thei.
- Damdawi lam thil thenkhat, zunthlum leh Parkinson natna te hian he system hnathawh hi a tichhe thei a ni.
- I luak chhuak fo va, i muhil fo a, i thisen sang sang leh hniam danglam tak tak i neih fo chuan ngaihthah suh la, doctor pan nghal rawh.











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