Each question in this quiz is timed.
1. A drug affecting the gene s and recommended in children for long time is ..
a. Teratogenic
b. Mutagenic
c. Iatrogenic
d. Non of the above
2. A drug used to treat rare diseases or endemic diseases in poor countries is..
a. Essential drug
b. Teratogenic drug
c. Orphan drug
3. A partial agonist is a drug with …
a. Both affinity & efficacy
b. Affinity Higher than pure agonist
c. Efficacy less than pure agonist
d. All of the above
4. An example of inverse agonist
a. Curare on Nm receptors
b. Ach on M receptors
c. Antihistamines on H1 receptors
5. Regarding the receptor, choose the incorrect answer
a. Protein in nature formed in ribosome
b. Receptor turnover increases their number
c. Decrease number of receptors may occur to use of agonist
d. Up regulation occurs due to use of B2 agonist for long time
6. The receptor that increase cAMP is …
a. α1 receptors
b. α2 receptors
c. β receptors
d. M receptors
7. The most slower receptor for induction of signaling transmission is …
a. Nm receptors
b. Tyrosine kinase linked receptors
c. Receptor regulating transcription
d. Β receptors linked to G protein
8. Choose the incorrect statement
a. M3 receptors mediated VD due to release of Nitric oxide
b. Penicillamine is a chelator used in treatment of iron toxicity
c. Digoxin acts by inhibiting Sodium pump.
d. Protamine is basic drug used as antidote for heparin toxicity
9. Choose the incorrect statement
a. Local anesthetic drugs block sodium channels.
b. Citrate is act physically as in vitro anticoagulant
c. Bismuth compounds are demulcent and used in peptic ulcer.
d. Desferrioxamine is antidote for iron toxicity
10. Regarding the receptors, the incorrect statement is ..
a. β receptors are receptors for slow transmission
b. Corticosteroids act via intracellular receptor for rapid transmission
c. M3 receptors in non vascular smooth muscles act by increase calcium release
d. Sildenafil acts by stimulation of NO receptors.