sistema endocrino (2)
TRANSCRIPT
![Page 1: Sistema Endocrino (2)](https://reader033.vdocuments.net/reader033/viewer/2022052913/55ab27c01a28abb1268b45a1/html5/thumbnails/1.jpg)
Hemos habladoSISTEMA ENDOCRINO
![Page 2: Sistema Endocrino (2)](https://reader033.vdocuments.net/reader033/viewer/2022052913/55ab27c01a28abb1268b45a1/html5/thumbnails/2.jpg)
![Page 3: Sistema Endocrino (2)](https://reader033.vdocuments.net/reader033/viewer/2022052913/55ab27c01a28abb1268b45a1/html5/thumbnails/3.jpg)
![Page 4: Sistema Endocrino (2)](https://reader033.vdocuments.net/reader033/viewer/2022052913/55ab27c01a28abb1268b45a1/html5/thumbnails/4.jpg)
![Page 5: Sistema Endocrino (2)](https://reader033.vdocuments.net/reader033/viewer/2022052913/55ab27c01a28abb1268b45a1/html5/thumbnails/5.jpg)
RELACIONES ENTRE LOS SISTEMAS ENDOCRINO Y
NERVIOSO
![Page 6: Sistema Endocrino (2)](https://reader033.vdocuments.net/reader033/viewer/2022052913/55ab27c01a28abb1268b45a1/html5/thumbnails/6.jpg)
CÉLULA ENDOCRINA
HORMONA
CÉLULAEFECTORA
SISTEMAENDOCRINO
R
![Page 7: Sistema Endocrino (2)](https://reader033.vdocuments.net/reader033/viewer/2022052913/55ab27c01a28abb1268b45a1/html5/thumbnails/7.jpg)
![Page 8: Sistema Endocrino (2)](https://reader033.vdocuments.net/reader033/viewer/2022052913/55ab27c01a28abb1268b45a1/html5/thumbnails/8.jpg)
GLÁNDULAS ENDOCRINAS
![Page 9: Sistema Endocrino (2)](https://reader033.vdocuments.net/reader033/viewer/2022052913/55ab27c01a28abb1268b45a1/html5/thumbnails/9.jpg)
HIPOTÁLAMO Y
GLANDULASHIPÓFISIS Y
PINEAL
Protuberancia
![Page 10: Sistema Endocrino (2)](https://reader033.vdocuments.net/reader033/viewer/2022052913/55ab27c01a28abb1268b45a1/html5/thumbnails/10.jpg)
HIPOTÁLAMOPOSEE:* CENTROS* NÚCLEOS: Supraóptico que sintetiza y libera la hormona antidiuretica (ADH) Paraventricular que sintetiza y libera la hormona oxitocina (OCT)
•SECRETA HORMONAS LIBERADORAS O INHIBIDORAS DE LAS HORMONAS DE LA ADENOHIPÓFISIS: HORMONAS LIBERADORAS Hormona liberadora de tirotropina (TSHRH o TRH) Hormona liberadora de corticotropina (ACTHRH o CRH) Hormona liberadora de hormona de crecimiento o somatotropina (GHRH o STHRH o SRH) Hormona liberadora de gonadotropinas (GnRH) Hormona liberadora de prolactina (PRH o TRH) HORMONAS INHIBIDORAS Hormona inhibidora de la prolactina (PIH o DOPAMINA) Hormona inhibidora de la hormona de crecimiento (SOMATOSTATINA o GHIH o SIH o STHIH)
![Page 11: Sistema Endocrino (2)](https://reader033.vdocuments.net/reader033/viewer/2022052913/55ab27c01a28abb1268b45a1/html5/thumbnails/11.jpg)
ESTRUCTURADE LA GLÁNDULA
HIPÓFISIS O PITUITARIA
HIPOTÁLAMO
![Page 12: Sistema Endocrino (2)](https://reader033.vdocuments.net/reader033/viewer/2022052913/55ab27c01a28abb1268b45a1/html5/thumbnails/12.jpg)
RELACIÓNDEL
HIPOTÁLAMOY LA
NEUROHIPÓFISIS
![Page 13: Sistema Endocrino (2)](https://reader033.vdocuments.net/reader033/viewer/2022052913/55ab27c01a28abb1268b45a1/html5/thumbnails/13.jpg)
Hormonas secretadas
Células - Acidófilas: somatotropas somatotropina (GH o STH)cromófilas (α) 35% lactotropas prolactina (PRL)(50-70%)
- Basófilas: tirotropas tiriotropina (TSH) (β) 35% corticotropas corticotropina (ACTH) gonadotropas gonadotropinas (GnH): folículoestimulante (FSH) luteinizante (LH)
Célulascromófobas(50-30%)
CÉLULAS DE LA ADENOHIPÓFISIS
![Page 14: Sistema Endocrino (2)](https://reader033.vdocuments.net/reader033/viewer/2022052913/55ab27c01a28abb1268b45a1/html5/thumbnails/14.jpg)
RELACIÓN DEL HIPOTÁLAMO CON LA ADENOHIPÓFISIS
![Page 15: Sistema Endocrino (2)](https://reader033.vdocuments.net/reader033/viewer/2022052913/55ab27c01a28abb1268b45a1/html5/thumbnails/15.jpg)
HORMONAS DE LA HIPÓFISIS:
-NEUROHIPÓFISIS, almacena y libera:
ADH: Hormona antidiureticaOCT: Hormona oxitocina
-ADENOHIPÓFISIS, secreta:
TSH: Hormona tirotropinaACTH: Hormona corticotropina GnH: Hormonas gonadotropinas: FSH: Hormona folículo estimulante LH: Hormona luteinizantePRL: Hormona prolactinaMSH: Hormona melanocito estimulante
![Page 16: Sistema Endocrino (2)](https://reader033.vdocuments.net/reader033/viewer/2022052913/55ab27c01a28abb1268b45a1/html5/thumbnails/16.jpg)
GLÁNDULA PINEAL O EPÍFISIS
![Page 17: Sistema Endocrino (2)](https://reader033.vdocuments.net/reader033/viewer/2022052913/55ab27c01a28abb1268b45a1/html5/thumbnails/17.jpg)
SINTESIS DE LA HORMONA MELATONINA
![Page 18: Sistema Endocrino (2)](https://reader033.vdocuments.net/reader033/viewer/2022052913/55ab27c01a28abb1268b45a1/html5/thumbnails/18.jpg)
GLÁNDULA TIROIDES
Vista anterior de laglándula tiroides
Glándula tiroidesdisecada
Representación histológicade la glándula tiroides
![Page 19: Sistema Endocrino (2)](https://reader033.vdocuments.net/reader033/viewer/2022052913/55ab27c01a28abb1268b45a1/html5/thumbnails/19.jpg)
GLÁNDULA TIROIDES
Vista anterior de laglándula tiroides
Glándula tiroidesdisecada
Representación histológicade la glándula tiroides
![Page 20: Sistema Endocrino (2)](https://reader033.vdocuments.net/reader033/viewer/2022052913/55ab27c01a28abb1268b45a1/html5/thumbnails/20.jpg)
GLÁNDULAS PARATIROIDES
Vista posteriorde la glándulatiroides.
Glándulas tiroidesy paratiroides disecadas.
Representación histológicade las glándulas paratiroides
![Page 21: Sistema Endocrino (2)](https://reader033.vdocuments.net/reader033/viewer/2022052913/55ab27c01a28abb1268b45a1/html5/thumbnails/21.jpg)
AACTIVIDAD DELAS CÉLULAS
DE LA GLÁNDULAPARATIROIDES
![Page 22: Sistema Endocrino (2)](https://reader033.vdocuments.net/reader033/viewer/2022052913/55ab27c01a28abb1268b45a1/html5/thumbnails/22.jpg)
GLÁNDULAS SUPRARRENALES
SRDSRI
![Page 23: Sistema Endocrino (2)](https://reader033.vdocuments.net/reader033/viewer/2022052913/55ab27c01a28abb1268b45a1/html5/thumbnails/23.jpg)
10%
90%
Hormonas catecolaminas
Adrenalina Noradrenalina
Hormonasesteroideas
MineralocorticoidesGlucocorticoides yHormonas sexuales
![Page 24: Sistema Endocrino (2)](https://reader033.vdocuments.net/reader033/viewer/2022052913/55ab27c01a28abb1268b45a1/html5/thumbnails/24.jpg)
(15%)
(75%)
(10%)
![Page 25: Sistema Endocrino (2)](https://reader033.vdocuments.net/reader033/viewer/2022052913/55ab27c01a28abb1268b45a1/html5/thumbnails/25.jpg)
GLÁNDULA SUPRARRENAL
![Page 26: Sistema Endocrino (2)](https://reader033.vdocuments.net/reader033/viewer/2022052913/55ab27c01a28abb1268b45a1/html5/thumbnails/26.jpg)
![Page 27: Sistema Endocrino (2)](https://reader033.vdocuments.net/reader033/viewer/2022052913/55ab27c01a28abb1268b45a1/html5/thumbnails/27.jpg)
PÁNCREAS ENDOCRINO
![Page 28: Sistema Endocrino (2)](https://reader033.vdocuments.net/reader033/viewer/2022052913/55ab27c01a28abb1268b45a1/html5/thumbnails/28.jpg)
Hemos hablado