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Indicate the sympathomimetic, which may be useful in the emergency management of cardiac arrest:
Methoxamine Phenylephrine Epinephrine Xylometazoline |
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. Indicate an alfa receptor antagonist, which is an efficacious drug in the treatment of mild to moderate systemic hypertension:
Phentolamine Tolazoline Ergotamine Prazosin |
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Beta-receptor antagonists cause :
Stimulation of lipolysis Stimulation of gluconeogenesis Inhibition of glycogenolysis Stimulation of insulin secretion |
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Which stage of sleep is responsible for the incidence of dreams?
REM sleep Slow wave sleep Stage 2NREM sleep All of the above |
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In which of the following tissues both alfa and beta1 adrenergic stimulation produces the same effect?
Blood vessels Intestine Uterus Bronchial muscles |
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Indicate the sympathomimetic drug, which is used in a hypotensive emergency:
Xylometazoline Ephedrine Terbutaline Phenylephrine |
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Indicate a beta receptor antagonist, which has very long duration of action:
Metoprolol Propranolol Nadolol Pindolol |
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Indicate the reversible nonselective alfa-receptor antagonist, which is an ergot derivative:
Ergotamine Prazosin Phenoxybenzamine Carvedilol |
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What is the definition of “Biomedical”? What topics cover the Study of Biomedical Sciences? |
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A new drug delivery system which is composed of phospholipids that spontaneously form a multilamellar concentric bilayer vesicles with layers of aqueous media separating the lipid layers is
prodrugs liposomes osmotic pumps nanoparticles |
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Indicate the hypnotic drug, which binds selectively to the BZ1 receptor subtype, facilitating GABAergic inhibition:
Thiopental Zolpidem Flurazepam Phenobarbital |
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Indicate the indirect-acting adrenoreceptor blocking drug:
Tolazoline Reserpine Carvedilol Prazosin |
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Barbiturates are being replaced by hypnotic benzodiazepines because of:
Low therapeutic index Suppression in REM sleep High potential of physical dependence and abuse All of the above |
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Beta-receptor antagonists have all of the following cardiovascular effects EXCEPT:
The negative inotropic and chronotropic effects Acute effects of these drugs include a fall in peripheral resistance Vasoconstriction Reduction of the release of renin |
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Dose of acetaminophen in children
5-10mg/kg/day 5-10mg/kg/dose 10-15mg/kg/day 10-15mg/kg/dose |
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Indicate the alfa2-selective agonist:
Xylometazoline Epinephrine Dobutamine Methoxamine |
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Drug interaction between cafeine and ergotamine is:
increased rate and extent of absorption of ergotamine no interaction decreased ergot absorption increased ergot metbolism |
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Which of the following agents is an alfa1-selective agonist?
Norepinephrine Methoxamine Ritodrine Ephedrine |
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Which of the following agents is an alfa2-selective agonist with ability to promote constriction of the nasal mucosa?
Xylometazoline Phenylephrine Methoxamine Epinephrine
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Which of the following hypnotic agents is able to interact with both BZ1 and BZ2 receptor subtypes?
Zaleplon Phenobarbital Flurazepam Zolpidem |
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