Endocrino II

7/23/2019 Endocrino II

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HIPOTÁLAMO, HIPÓFISIS Y TIROIDES.

A. HIPOTÁLAMO E

HIPÓFISIS:B. LÓBULO ANTERIOR TIPOS DE CÉLULAS

DEL LÓBULO

ANTERIOR HORMONAS

C. LÓBULO

POSTERIOR

D. GLANDULATIROIDES. Módulo II!"#$

U%&d'd d( C&(%)&'* B+*&)'*



A. HIPOTÁLAMO E HIPÓFISIS:L' &-ó&*&* (* l' /l+%dul' d&0()10&2,

-(0o, 1&(%( u% d&0()1o0, (l &-o1+l'3o,(*1( )o%*1&1u4( l' )o%(5&ó% (%10( (l*&*1(3' %(06&o*o 4 (l (%do)0&%o.

El &-o1+l'3o 0()&7( '(0(%)&'* d(l*&*1(3' l837&)o, )o01(2' )(0(70'l,1+l'3o, 4 *&*1(3' ')1&6'do0 0(1&)ul'091'37&% 0()&7( &3-ul*o* *(%*o0&'l(*

d( ó0/'%o* &%1(0%o* 4 d( l' 0(1&%'.E5-(0&(%)&'* dolo0o*'*, (*10(*'%1(*4 (3o)&o%'l(* )'u*'% )'37&o* (% l'')1&6&d'd d(l &-o1+l'3o.

E% (l &-o1+l'3o *( *()0(1'% ;

o03o%'* 4 (% l' &-ó&*&* <, (*1'*#= o03o%'* 0(/ul'% '*-()1o* d(l)0()&3&(%1o, d(*'00ollo, 3(1'7ol&*3o4 l' o3(o*1'*&*.



A. HIPOTÁLAMO E HIPÓFISIS:L' &-ó&*&* (* u%' (*10u)1u0' >u( 3&d( #

' #.? )3 d( d&+3(10o, *( (%)u(%10'(% l' *&ll' 1u0)', (*1' u%&d' 'l

&-o1+l'3o -o0 (l @&%u%d87ulo, -o*((do* ló7ulo*: Ló7ulo '%1(0&o0 : ll'3'do

@'d(%o&-ó&*&*, )o%*1&1u4( (l <? d(l' /l+%dul', (*1' o03'do -o0 l' -'0*d&*1'l&* 4 l' -'0* 1u7(0'l&*.

Ló7ulo -o*1(0&o0 : ll'3'do%(u0o&-ó&*&*, o03'do -o0 do*-'01(*, l' -'0* %(06o*' l' 3'*/0'%d( 4 (l &%u%d87ulo. E*1' -o*((u%o'* #",""" %(u0o%'* )u4o )u(0-o

*( lo)'l&2' (% lo* %)l(o* *u-0'ó-1&)o4 -'0'6(%10&)ul'0 d(l &-o1+l'3o 4 lo*1(03&%'l(* '5ó%&)o* (% l'%(u0o&-ó&*&* '*o)&'do* ' )lul'*/l&'l(* ll'3'do* @-&1u&)&1o* )o%u%)&ó% *&3&l'0 ' lo* '*10o)&1o*.

E5&*1( u%' 1(0)(0' -'01(, l' -'0*

&%1(03(d&'.



B. Ló7ulo '%1(0&o0 d( l' &-ó&*&*:

T&(%( l' u%)&ó% d(*()0(1'0 o03o%'*>u( 0(/ul'% (l)0()&3&(%1o, l'

0(-0odu))&ó% 4 o10o*,l' l&7(0')&ó% d( *u*-0odu)1o* *( (*1&3ul'-o0 o03o%'*

l&7(0'do0'* 4 *( &%&7(-o0 o03o%'*&%&7&do0'* d(*d( (l&-o1+l'3o.



B. Ló7ulo '%1(0&o0 d( l' &-ó&*&*:T&-o* d( )lul'*, -0odu)1o*, (*183ulo, &%&7&)&ó% 4 *u (()1o 7&oló/&)o:#. So3'1o10ó-&)'*: S()0(1'% l' o03o%' d(l )0()&3&(%1o u3'%o GH o *o3'1o10o-&%', (* (*1&3ul'd' -o0 l'

o03o%' l&7(0'do0' d( GH o *o3'1o)0&%&%' 4 *( &%&7( -o0 l' o03o%' &%&7&do0' d( l' GH. L' o03o%' (*1&3ul'l' *()0()&ó% d( ')1o0(* d( )0()&3&(%1o *&3&l'0(* ' l' &%*ul&%'.

!. T&0o10ó-&)'*: S()0(1'% l' o03o%' 1&0o(*1&3ul'%1( o 1&0o10o-&%', l'* (*1&3ul' l' o03o%' l&7(0'do0' d( 1&0o10o-&%'4 l'* &%&7( l' o03o%' &%&7&do0' d( l' GH. L' o03o%' )o%10ol' l' *()0()&ó% 4 o10'* ')1&6&d'd(* d( l' 1&0o&d(*.. Go%'do10ó-&)'*: S()0(1'% do* o03o%'*, l' ol8)ulo(*1&3ul'%1( FSH 4 l' lu1(&%&2'%1( LH, *o% (*1&3ul'd'* -o0

l' o03o%' l&7(0'do0' d( /o%'do10o-&%'* ( &%&7&d'* -o0 0(10o'l&3(%1')&ó% %(/'1&6'.$. L')1o10ó-&)'*: S()0(1'% l' o03o%' -0ol')1&%', *o% (*1&3ul'd'* -o0 l' o03o%' l&7(0'do0' d( -0ol')1&%' (

&%&7&d'* -o0 l' o03o%' &%&7&do0' d( l' -0ol')1&%'.?. Co01&)o10ó-&)'*: S()0(1'% o03o%' 'd0(%o)o01&)o10ó-&)' o )o01&)o10o-&%' 4 o03o%' 3(l'%o)&1o(*1&3ul'%1(9 L'

-0&3(0' (*1&3ul' l' )o01(2' 0(%'l -'0' l' -0odu))&ó% d( /lu)o)o01&)o&d(* 4 l' *(/u%d' -od08' &%lu&0 *o70( l'')1&6&d'd )(0(70'l, -u(d( -0o6o)'0 o*)u0()&3&(%1o d( l' -&(l. L' -0odu))&ó% d( l' -0&3(0' (* 0(/ul'd' -o0

0(10o'l&3(%1')&ó% %(/'1&6' 4 l' *(/u%d' -o0 l' do-'3&%'.



Tipos de células del lóbulo anterior de la

hipófisis. hormona Secretada por: Hormona

liberadora:Hormonainhibidora:

somatotropina Somatotropicas Somatocrinina Somatostatina

Tirotropina Tirotropicas Tirotropina Hormonainhibidora de la

hormona decrecimiento

Foliculoestimulante Gonadotrópicas Gonadotrofinas -

luteinizante Gonadotrópicas Gonadotrofinas -

prolactina Lactotropicas prolactina Dopamina

Adrenocorticotropica Corticotropicas Corticotropina -

Melanocitoestimulante Corticotropicas Corticotropina Dopamina

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Endocrino II