Pharmacology of the Cardiovascular and Central Nervous Systems
91. Blood in a test-tube does not coagulate in the presence of:
a. T
b. F
c. F
d. T
92. Addition of potassium citrate to change urinary pH favors the excretion of:
a. T
b. T
c. F
d. F
93. The drugs for treating Parkinsonism are:
a. T: is an anti-cholinergic agent.
b. T: is a dopamine-agonist.
c. F: is a phenothiazine.
d. F: is a non-catechol sympathomimetic.
94. Drugs with antidepressant action are:
a. T
b. T
c. T: used in psychotic depression.
d. T
95. Drugs that cause sedation:
a. T
b. T
c. T
d. T
96. Diazepam can be used for:
a. T
b. T
c. F
d. T
97. The following are mechanisms of drugs indicated with regard to its action:
a. T
b. F: it inhibits dopamine transmission in the mesolimbic pathway.
c. F: it is converted to dopamine in the by a central decarboxylase.
d. F: it is a dopamine agonist used in Parkinsonism.
98. A partial agonist on the same receptor as a pure agonist:
a. T
b. F
c. T
d. F
99. Carbamazepine:
a. F: used in all kinds of partial seizures; valproate is the drug of choice in absence seizures.
b. F: undergoes extensive hepatic metabolism, only 2% excreted unchanged.
c. T
d. F: phenytoin and valproate increases brain GABA.
90. Action of diuretics:
a. T
b. T
c. F
d. T