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Pharmacology is the branch of medicine and biology concerned with the study of drug action, where a drug can be broadly defined as any man-made, natural, or endogenous (from within body) molecule which exerts a biochemical and/or physiological effect on the cell, tissue, organ, or organism (sometimes the word pharmacon is used as a term to encompass these endogenous and exogenous bioactive species). More specifically, it is the study of the interactions that occur between a living organism and chemicals that affect normal or abnormal biochemical function. If substances have medicinal properties, they are considered pharmaceuticals.
|The drug meant for Alzheimer disease is
|Indicate a beta1-selective receptor antagonist, which has very long duration of action:
|During slow wave sleep (stage 3 and 4 NREM sleep):
The secretion of adrenal steroids is at its highest
Somnambulism and nightmares occur
The secretion of somatotropin is at its lowest
|Indicate the hypnotic drug, which does not change hepatic drug-metabolizing enzyme activity?
All of the above
|Which of the following chemical agents are used in the treatment of insomnia?
All of the above
|Which of the following statements is correct for zolpidem?
Causes minor effects on sleep patterns
The risk of development of tolerance and dependence is less than with the use of hypnotic benzodiazepines
Has minimal muscle relaxing and anticonvulsant effects
All of the above
|Indicate the direct-acting sympathomimetic, which is an alfa1 alfa2 beta1 receptor agonist:
|Indicate the mechanism of barbiturate action (at hypnotic doses):
Increasing the duration of the GABA-gated Cl- channel openings
Directly activating the chloride channels
Increasing the frequency of Cl- channel opening events
All of the above
|Select a hypnotic drug, which is a benzodiazepine derivative:
|What is not true of bupivacaine
Less cardio toxic than lignocaine
Mixing with adrenaline helps to use higher amount of it
Used for regional anesthesia
|Which of the following benzodiazepines is used mainly for hypnosis?
|Which of the following hypnotic agents is absorbed slowly?
|Beta-receptor antagonists cause :
Stimulation of lipolysis
Stimulation of gluconeogenesis
Inhibition of glycogenolysis
Stimulation of insulin secretion
|The use of which one of the following may cause cardiomyopathy
|Benzathine penicillin is given in
|All of the following agents are beta receptor agonists EXCEPT:
|Characteristics of reserpine include all of the following EXCEPT:
It inhibits the uptake of norepinephrine into vesicles and MAO
It decreases cardiac output, peripheral resistance and inhibits pressor reflexes
It may cause a transient sympathomimetic effect
It depletes stores of catecholamines and serotonin in the brain
|Which agent exerts hypnotic activity with minimal muscle relaxing and anticonvulsant effects?
None of the above
|GTN is given sublingually why?
To avoid first pass metabolism
To avoid side effects
|Beta-blocker-induced adverse effects include all of the following EXCEPT:
Depression of myocardial contractility and excitability
?supersensitivity? of beta-receptors associated with rapid withdrawal of drugs
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Latest 20 Questions
Payment of time- barred debt is:
Consideration is defined in the Indian Contract Act,1872 in: (a) Section 2(f) (b) Section 2(e) (c) Section 2(g) (d) Section 2(d)
Which of the following is not an exception to the rule, "No consideration, No contract": (a) Natural love and affection (b) Compensation for involuntary services (c) Completed gift (d) Agency
Consideration must move at the desire of: (a) The promisor (b) The promisee (c) The promisor or any other party (d) Both the promisor and the promisee
An offer which is open for acceptance over a period of time is: (a) Cross Offer (b) Counter Offer (c) Standing Offer (d) Implied Offer
Specific offer can be communicated to__________ (a) All the parties of contract (b) General public in universe (c) Specific person (d) None of the above
_________ amounts to rejection of the original offer. (a) Cross offer (b) Special offer (c) Standing offer (d) Counter offer
A advertises to sell his old car by advertising in a newspaper. This offer is caleed: (a) General Offer (b) Special Offer (c) Continuing Offer (d) None of the above
In case a counter offer is made, the original offer stands: (a) Rejected (b) Accepted automatically (c) Accepted subject to certain modifications and variations (d) None of the above
In case of unenforceable contract having some technical defect, parties (a) Can sue upon it (b) Cannot sue upon it (c) Should consider it to be illegal (d) None of the above
If entire specified goods is perished before entering into contract of sale, the contract is (a) Valid (b) Void (c) Voidable (d) Cancelled
______________ contracts are also caled contracts with executed consideration. (a) Unilateral (b) Completed (c) Bilateral (d) Executory
A offers B to supply books @ Rs 100 each but B accepts the same with condition of 10% discount. This is a case of (a) Counter Offer (b) Cross Offer (c) Specific Offer (d) General Offer
_____________ is a game of chance. (a) Conditional Contract (b) Contingent Contract (c) Wagering Contract (d) Quasi Contract
There is no binding contract in case of _______ as one's offer cannot be constructed as acceptance (a) Cross Offer (b) Standing Offer (c) Counter Offer (d) Special Offer
An offer is made with an intention to have negotiation from other party. This type of offer is: (a) Invitation to offer (b) Valid offer (c) Voidable (d) None of the above
When an offer is made to the world at large, it is ____________ offer. (a) Counter (b) Special (c) General (d) None of the above
Implied contract even if not in writing or express words is perfectly _______________ if all the conditions are satisfied:- (a) Void (b) Voidable (c) Valid (d) Illegal
A specific offer can be accepted by ___________. (a) Any person (b) Any friend to offeror (c) The person to whom it is made (d) Any friend of offeree
An agreement toput a fire on a person's car is a ______: (a) Legal (b) Voidable (c) Valid (d) Illegal