HISTOLOGIA Flashcards

(36 cards)

1
Q

Células β (beta)

A

Insulina

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2
Q

Células α (alfa)

A

Glucagón

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3
Q

Células δ (delta)

A

Somatostatina

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4
Q

Células PP (F o gamma)

A

Células PP (F o gamma)

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5
Q

Células ε (épsilon)

A

Grelina

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6
Q

Células ε (épsilon)

A

Grelina

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7
Q

Neuronas neurosecretoras

A

GnRH, TRH, CRH, GHRH, somatostatina, dopamina

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8
Q

Somatotrofas

A

GH

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9
Q

Lactotrofas

A

Prolactina

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10
Q

Corticotrofas

A

ACTH

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11
Q

Tirotrofas

A

TSH

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12
Q

Gonadotrofas

A

LH y FSH

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13
Q

Células foliculares

A

T3, T4

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14
Q

Neuro supraópticas y paraventriculares

A

Oxitocina y ADH

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15
Q

Células principales

A

PTH

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16
Q

CAPAS DE LA CORTEZA: Glomerulosa

A

Mineralocorticoide: Aldosterona

17
Q

CAPAS DE LA CORTEZA: Fasciculada

A

Glucocorticoides (cortisol)

18
Q

CAPAS DE LA CORTEZA: Reticularis

A

Andrógenos (DHEA)

19
Q

Células cromafines

A

Producen catecolaminas (adrenalina y noradrenalina).

20
Q

Células de Leydig (testículo)

A

Producen Testosterona, estimuladas por LH

21
Q

Células de la granulosa (ovario)

A

Convierten andrógenos en estrógenos gracias a la enzima aromatasa.

22
Q

Células yuxtaglomerulares

A

Arteriola aferente: Liberan renina ↓PA / ↓Na / Activa Simpático.

23
Q

Renina → activa

A

activa angiotensinógeno → angiotensina I → angiotensina II (vasoconstricción + secreción de aldosterona).

24
Q

CÉLULAS DE LA TECA INTERNA (OVARIO)

A

Producen andrógenos estimuladas por la LH.

25
CÉLULAS DE SERTOLI (TESTÍCULO)
Producen ABP (proteína ligadora de andrógenos) y inhibina B, estimuladas por FSH. "Nutre espermatocitos"
26
Células G
Gastrina / Antro
27
Células I
CCK / Duodeno - Yeyuno
28
Células S
Secretina / Duodeno
29
Céluas K
GIP / Duodeno - Yeyuno
30
Células L
GLP-1, GLP-2, PYY / Ileon - Colon
31
Células Mo
Motilina / ID
32
Células D
Somatostatina / ID - IG
33
Células EC
Serotonina / Sustancia P / ID- IG
34
Células N
Neurotensina
35
Enterocromafines
Células neuroendocrinas en Estomago (fundus) - ID. Producen y liberan serotonina (5-HT) *Estimula peristaltismo.
36
ENTEROCROMAFINES-LIKE (ECL)
En el estomago, producen Producen histamina controladas por la gastrina. ECL = gastrina → histamina → ácido → BOOM HCl