Timus Flashcards

1
Q

Efecte hormoni timus (3)

A

1) franare dezvoltare gonade
2) actiune stimulare mineralizare osoasa
3) efecte OPRIRE mitoze

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2
Q

Are rol…

A

glanda endocrina in prima parte a ONTOGENEZEI, pana la pubertate

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3
Q

Structura timus

A

str mixta, epiteliu secretor si organ limfatic

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4
Q

localizare timus

A

retrosternal

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5
Q

La pubertate involueaza fara sa dispara complet. are rol in organism..

A

organ limfatic CENTRAL & glanda endocrina

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6
Q

de ce sunt blocate functiile timusului?

A

de hormonii steroizi

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7
Q

hormonii steroizi determina… (asupra timusului)

A

involutia timusului

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8
Q

Lobulul timic este …

A

unitatea histologi a a timusului format dintr o retea de celule RETICULARE intre care se afla timocite

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9
Q

timocitele se afla in

A

intr i retea de celule reticulare a lobulului timic

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10
Q

Timocitele sunt celule hematoformatoare primordiale STEM migrate din maduva hematogena si transformate sub influenta factorilor locali in celule limfoformatoare de tip T

A

.

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11
Q

ce insananteaza timocitele

A

organe LIMFOIDE periferice:

ggl limfatici

splina

amigdale etc

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