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facultatea de farmacie 2009

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10. Din punct <strong>de</strong> ve<strong>de</strong>re al structurii chimice antihistaminicele H 1 pot fi :<br />

a). arilamine<br />

b). <strong>de</strong> tip etanol<br />

c). etilendiamine<br />

d). alchilamine<br />

e). <strong>de</strong> diferite alte structuri<br />

Raspuns :c, d, e – pag. 648<br />

11. Farmacocinetica antihistaminicelor H 1 nu se caracterizeaza prin :<br />

a). absorbtie scazuta digestiva<br />

b). efectul dureaza usual 4 – 6 ore<br />

c). mod <strong>de</strong> administrare <strong>de</strong> 3 – 4 ori pe zi<br />

d). T1/2 lung pentru prima generatie<br />

e). metabolizare hepatica<br />

Raspuns : a, d, – pag. 649<br />

12. Antihistaminicele H1 se caracterizeaza prin :<br />

a). blocarea competitiva a receptorilor H1<br />

b). blocarea reversibila a receptorilor H1<br />

c). blocarea ireversibila a receptorilor H1<br />

d). stimularea competitiva a receptorilor H1<br />

e). blocarea partiala a receptorilor H1<br />

Raspuns : a, b, – pag. 649<br />

13. Care dintre urmatoarele actiuni nu sunt caracteristice antihistaminicelor<br />

H1 :<br />

a). colinergica<br />

b). anticolinergica<br />

c). anestezica generala<br />

d). anestezica locala<br />

e). sedativa<br />

Raspuns : a, c, – pag. 650<br />

14. Actiunea antivomitiva a unor antihistaminice H1 permite utilizarea lor in<br />

una din situatiile <strong>de</strong> mai jos :<br />

a). inaintea tratamentului cu citostatice<br />

91

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