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Medical Science Mcqs 5254 MCQs [All-Courses]

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Medical Science is the study of human health, diseases, prevention, and treatment, focusing on diagnosis, patient care, and medical research to improve healthcare outcomes.

All Topics  5254

Which of the following is true about parasympathetic nervous system ?
A Ach is transmitter at both pre & post synaptic junction
B It causes dilatation of skeletal muscles
C Post ganglionic fibres are longer than pre ganglionic fibres
D Noradrenalin is the neurotransmitter at post ganglionic junction
Correct Answer: Ach is transmitter at both pre & post synaptic junction
Drugs like barbiturates precipitate symptoms of prophyria because______________?
A They depress ALA synthase
B They inhibit ALA synthase
C They induce heme oxygenase
D They inhibit heme oxygenase
Correct Answer: They depress ALA synthase
The statement Not true of Selective Cox – 2 inhibitor is________________?
A The analgesic and anti-inflammatory effects identical to that of Non-selective NSAID
B They do not offer the cardio protective effect
C Safe in patients with renal insufficiency
D Fewer incidence of gastrointestinal side effect
Correct Answer: Safe in patients with renal insufficiency
Which one of the following muscle relaxant has the maximum duration of action ?
A Atracurium
B Vecuronium
C Rocuronium
D Doxacurium
Correct Answer: Doxacurium
All are symptoms of opiate withdrawls except______________?
A Diarrhea
B Lacrimation
C Mydriasis
D Excessive speech
Correct Answer: Excessive speech
Buprenorphine acts by following mechanism________________?
A Mu receptor antagonist
B Kappa receptor antagonist
C Mu receptor partial agnoist
D Kappa receptor partial agonist
Correct Answer: Mu receptor partial agnoist
A patient with grandmal epilepsy would likely be under treatment with_______________?
A Meprobamate
B Pentobarbital
C Trimethadione
D Phenytoin
Correct Answer: Phenytoin
Respiratory depression is seen with_____________?
A Tranquilizers
B Non-barbiturates
C Synthetic narcotics
D Antidepressants
Correct Answer: Synthetic narcotics
The first choice of drug for patitmal seizure is________________?
A Phentoin sodium
B Carbamazepine
C Phenobarbitone
D None of the above
Correct Answer: None of the above
An untoward effect of that is common to all phenothiazines is______________?
A A marked increase in blood pressure
B Rigidity and tremor at rest, particularly with prolonged use
C Suppression of prolacin
D Nausea
Correct Answer: Rigidity and tremor at rest, particularly with prolonged use
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