Lymfoida organ Flashcards

1
Q

granulocyter (polymorfkärniga)

A
  • neutrofiler: granulae färgas ej in
  • eosinofiler: ovanliga, röda granulae
  • basofiler: ovanliga, blåsvarta granulae
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2
Q

agranulocyter

A
  • lymfocyter (T/B): liten cytoplasma, ffa kärnan syns

- monocyter: ovanliga, större cell, plastisk form, oval/njurformad kärna

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3
Q

trombocyter

A

mkt små, blåa

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4
Q

struktur benmärg

A
  • adipocyter, erytrocyter
  • retikulocyter (förstadie RBC): blåa kärnförande → röda
  • myelo/granulopoes: stora celler, rund kärna→ granulering, lobulering
  • trombopoes: megakaryocyter, stora lobulerade kärnor och granula
  • lymfopoes: små celler
  • plasmaceller: större cytoplasma, kärna förskjuten åt sidan
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5
Q

lymfoida organ

A

ansamlingar av lymfocyter

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6
Q

struktur thymus

A
  • T-celler, makrofager
  • septa delar i lobuli (mörkare lymfocytrik cortex, ljusare medulla)
  • Hassalls korpuskler (medulla): epiteloida retikelceller i koncentriska aggregat, keratiniserat centrum)
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7
Q

epiteloida retikelceller

A

(thymus:) större, ljusare, liten kärna, ovala/oregelbundna

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8
Q

struktur mjälte

A
  • vit pulpa: tätt packade lymfocyter kring centralartär, mörkblå färg
  • röd pulpa: makrofager, sinusoider
  • lymffoliklar (vit pulpa): ansamling lymfocyter, ev. germinalcentra (ljusare)
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9
Q

germinalcentra

A

ljusare områden i follikel, aktiverade lymfocyter ⇒ större cytoplasma

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10
Q

struktur lymfnoder

A
  • high endotheliol venule (kubiskt endotel)
  • cortex: lymfocyter, folliklar
  • medulla: lymfsinusoider, retikulär bindväv
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11
Q

struktur tonsiller

A

lymfoida folliklar, oftast germinalcentra

  • palatina: flerskiktat skivepitel (munhåla), kryptor
  • lingualis: en enda krypta
  • pharyngea: ej kryptor, mukösa körtlar, respiratoriskt epitel
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12
Q

struktur Peyerska plack

A
  • ffa ileum, submucosa/lamina propria
  • lymfoida folliklar (oftast germinalcentra
  • M-celler (specialiserat kubepitel)
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13
Q

papilla fungiforme struktur

A
  • rektangulär

- apikala smaklökar

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14
Q

papilla circumvallate struktur

A
  • lateraliserade smaklökar

- von Ebners körtlar (serösa, vallgrav)

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15
Q

seröskörtel struktur

A

stor, central kärna, basofil cytoplasma (samma som kärnan)

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16
Q

mukös körtel struktur

A

tillplattad, basal kärna, ljusare cytoplasma

17
Q

struktur glandula parotis

A

azan: röda körtelgångar, blå acini

18
Q

struktur glandula sublingualis

A

blomkålsutseende (mkt ljusa aciniceller)