551. Heparin, apart from releasing lypoprotein lipase in the blood exerts its anti-coagulant action by____________?

A. Binding to calcium
B. Inhibiting fibrinogen synthesis
C. Inhibiting prothrombin synthesis
D. Inhibiting thrombin synthesis

552. Delay in blood coagulation results from_____________?

A. Human thrombin
B. Heparin
C. Ferric chloride
D. Vit-K

553. Which of the following is not an action of epinephrine when administered intravenously in a high dose ?

A. Increased liver glycogenolysis
B. Causes broachiolar constriction
C. Evokes extrasystoles in the heart
D. Produces restlessness and anxiety

554. The antidote for heparin is______________?

A. Penicillinase
B. Protamine sulphate
C. Pryosulphate
D. Potassium sulphate

555. An excess of which of the following hormones may be associated with increased sensitivity to epinephrine ?

A. Testosterone
B. Parathyroid
C. Insulin
D. Thyroid

556. Pilocarpine_______________?

A. Lowers the intraocular pressure in glaucoma
B. Cleaved by acetylcholinesterase
C. Inhibits sweat and lacrimation
D. Causes tachycardia

557. The drug which is used to treat laryngospasm is_______________?

A. Atropine
B. Diazepam
C. Neostigmine
D. Succinylcholine

558. The drug of choice in the management of life threatening allergic reaction is______________?

A. Corticosteroids
B. Antihistamines
C. Adrenalin
D. Diazepam

559. The following drugs are avoided with warfarin ______________?

A. Antacids
B. Benzodiazepine
C. Nsaid’s like Ibuprofen
D. Codeine, dihydrocodeine, paracetmol

560. Beta 2 agonist causes_______________?

A. Mydriasis
B. Contraction of urinary spinctors
C. Vasoconstriction
D. Bronchial muscle relaxation

Leave a Reply