Wadatacce
The hormones abubuwa ne da aka ƙera su endocrine gland, wanda idan aka sake shi cikin jini yana samar da kunna wasu hanyoyin, kuma ta wannan hanyar ake sanya wasu aiki gabobin jiki.
Ta wannan hanyar, a cikin dabbobi hormones wani nau'in manzanni wanda ke daidaita ayyukan sassa daban -daban na jiki, isar da dukkan sassan jikinsa ta hanyar jini, da samun canje -canje kamar hanzarin metabolism da bugun zuciya, samar da madara ko haɓaka gabobin jima'i.
Duk da kwayoyin halittu masu yawa samar da hormones: waɗannan bayyana a cikin dabbobi da tsirrai. Koyaya, kamar yadda yake a farkon yanayin, jiki yana da ƙarin ayyuka da yawa. iri na hormones sun bambanta da yawa, yayin da a cikin na biyu an iyakance su zuwa gajeriyar gungun.
The homon dabbobi sune abubuwan da ake jigilar su yadda yakamata ta hanyar jini, kuma suna da tasirin su akan wasu gabobin jiki ko kyallen takarda, akan sa tantanin halitta wanda ke haɗawa ko dai akan sel masu kama da juna, yana shiga cikin tsarin da aka sani da sadarwar salula.
Hormones na iya zama na halitta ko na roba, kuma galibi ana amfani da su da gangan don wasu matsalolin lafiya. Kwararren likita wanda ke da alhakin nazarin cututtukan hormone shine endocrinology, kuma yana da cututtukan da suka fi yawa waɗanda ke maganin ciwon sukari, hypothyroidism ko hyperthyroidism.
Siffofin
Daga cikin ayyukan da hormones ke yi, amfani da ajiyar kuzarin ya yi fice; girma, ci gaba da haifuwa; kiyaye matakan jini na ruwa, gishiri, da sukari; samuwar kashi da tsoka; kuma a ƙarshe daidaitawar halayen halayen firikwensin da motsi a gaban abubuwan motsa jiki daban -daban.
A cikin dabbobi, ƙwayoyin cuta suna ɓoyewa ta hanyar ƙwayoyin endocrine marasa ƙarfi kai tsaye cikin jini.
Misalan homonin dabbobi
| Insulin | Somatotrophin |
| Gulcagon | Gonadotropin |
| Parathormone | Adrenalin |
| Calcitonin | Follicle Stimulating Hormone |
| Progesterone | Luteinizing hormone |
| Aldosterone | Angiotensin |
| Antidiuretic hormone | Adrenaline (epinephrine) |
| Prolactin | Cortisol |
| Glucocorticoids | Erythropoietin |
| Oxytocin | Melatonin |
| Thyroxine | Estradiol |
| Estrogen | Bradykinin |
| Androgens | Somatropin |
| Progesterone | Triodothyronine |
| Testosterone | Androsteneodione |
Dangane da kayan lambu, hormones suna bayan phytohormones, kuma galibi suna tsara abubuwan mamaki na tsirrai. Ana samar da su a cikin adadi kaɗan a cikin kyallen takarda, tunda wannan rukunin rayayyun halittu ba shi da gland.
Jirgin ruwa sune waɗanda ke ba da izinin jigilar kaya a cikin yanayin kwayoyin halittar shuka, wanda kuma ke kafa abubuwan al'ajabi na adawa da daidaiton hormonal, wanda ke haifar da madaidaiciyar ƙa'idar ayyukan shuka: ta wannan hanyar ne ake warware rashin tsarin juyayi.
Siffofin
The shuka hormones An shuka su ta hanyar tsiro, ana samun su a cikin ƙananan abubuwan da ke cikin kyallen takarda, kuma suna iya yin aiki a wurin haɗin su ko a wasu. Tsire -tsire a matakin kyallen jikinsu kuma suna samar da abubuwan da ke ragewa ko hana ci gaba, kuma wani lokacin iri ɗaya yana haifar da sakamako na daban dangane da nama inda aka yi amsarsa.
Hormones na tsire -tsire suna sarrafa abubuwa da yawa: girma shuka, ganyen ganye, fure, samuwar 'ya'yan itace, da tsiro.
Misalai na hormones na shuka
An raba su zuwa biyar, kuma an jera su a ƙasa tare da babban aikin su:
- Auxins: Nunannun 'ya'yan itatuwa, tsayin tsirrai na shuka da fure yana dogara ne akan homonin irin wannan.
- Cytokinins: Suna hanzarta rarrabuwar sel ko mitosis, haifar da shuka yayi girma tare da auxins.
- Gibberellins: Suna haifar da ci gaban tushe da ganyayyaki, da tsiron iri.
- Ethylene: Hormones da ke haifar da nunannun 'ya'yan itatuwa, tsufan shuka da faɗuwar ganye, furanni da' ya'yan itatuwa.
- Abisic acid: Hormone tare da tasirin hanawa, saboda yana hana ci gaban tushe.
Karin bayani?
- Misalan Hormones
- Misalan Endocrine da Exocrine Glands
- Misalan Kwayoyin Musamman
