SD lll - Intestino Delgado e Grosso Flashcards

1
Q

divisão ID

A
  • duodeno
  • jejuno
  • íleo
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2
Q

o que ocorre ID

A
  • presença de células absortivas

* reabsorção

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3
Q

vilosidades

A
  • recobre toda a superfície da mucosa
  • tecido conjutivo frouxo
  • eletrolitos
  • possuem nódulos linfoides: placa de peyer
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4
Q

microvilosidades

A
  • aspecto escova

* enterócitos contem microvilosidades

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5
Q

células da mucosa

A
  • enterócitos
  • caliciformes
  • paneth
  • enteroendócrinas
  • m
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6
Q

enterócitos

A

absorção de nutrientes

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7
Q

caliciformes

A
  • secretoras de muco
  • proteção da mucosa
  • entre as células de absorção
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8
Q

enteroendócrinas

A
  • produtora de hômonio
  • CCK/secretina: aumenta atividade pancreática
  • GIP: libera insulina
  • motilina: motilidade gástrica
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9
Q

paneth

A
  • enzima antimicrobiana e glicoproteína

* grande quantidade de grânulos

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10
Q

m

A

• transportadora de antígeno (levados até a lâmina basal)

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11
Q

divisão IG

A
  • ceco
  • cólon
  • reto
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12
Q

caracteristicas IG

A
  • sem células de paneth
  • grande presença de caliciformes
  • sem vilosidades
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13
Q

função IG

A

• absorção de água e eletrolitos

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