medical MCQs – Page 61

Practise multiple-choice questions from medical for competitive examinations and subject revision. Review each marked answer and report any item that may be outdated or unclear.

medical Mcqs

1. oral anatomy 2. microbiology 3. oral pathology and medicine 4. physiology 5. biochemistry 6. general anatomy 7. dental materials 8. pharmacology 9. pathology 10. oral histology

1201. Salicylate administration is contraindicated in pregnancy because_______________?
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A. Causes pulmonary hypertension of newborn

B. Readily croses placental barrier

C. It delay onset of labour

D. All of these

1202. BEnzodiazepines are true in___________________?
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A. After metabolism of other drugs in liver

B. More safe than other sedatives when take in larger amounts

C. All have metabolically active substrates

D. Produce distortion in sleep more than other sedatives

1203. Majority of drugs are transported across the membrane by____________?
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A. Active transport

B. Filtration

C. Passive diffusion

D. Facilitated trasnsport

1204. 1st past metabolism effect can be observed with which route______________?
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A. Inhalation

B. Rectal

C. Parental

D. Oral

1205. Aspirin produces all of the following effects except_____________?
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A. Prolonged prothrombin time

B. Frank gastric bleeding

C. Platelet dysfunction

D. Constipation

1206. Intramuscular route is precluded during the medication of________________?
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A. Anti-diabetics

B. Anticoagulants

C. Anti-fibrinolytics

D. Anti-hypertensives

1207. Which of the following is a non steroidal anti inflammatory agent with a tendency to produce blood dyscrasias ?
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A. Indomethacin

B. Aspirin

C. B & C

D. Ibuprofen

1208. Drugs exhibiting first pass metabolism are all EXCEPT one______________?
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A. Nitroglycerine

B. Morphine

C. Salicylates

D. Propranolol

1209. An antiepileptic drug used in petitmal epilepsy is______________?
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A. Phenobarbitonse

B. Ethosuximide

C. Diazepam

D. Dilantoin sodium

1210. In which of the following condition thalidomide may be used_______________?
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A. Epilepsy

B. Erythema nodosum leprosum

C. Myocardial infarction

D. Wernickes ecephalo pathy

1211. Which of the following drugs is used in the morning sickness_____________?
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A. Atropine

B. Chlorpromazine

C. Hyoscine

D. Adrenalin

1212. A common side effect associated with all NSAID drugs is_______________?
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A. Xerostomia

B. Constipation

C. Drowsiness

D. Gastric irritation

1213. Which produces dissociative anaesthesia_____________?
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A. Theiopentone sodium

B. Propanidid

C. Ketamine

D. Fentany droperodol

1214. Centrineuraxial (spinaland epidural) anaesthesia is not contraindicated in____________?
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A. Patient on aspirin

B. Raised intracranial pressure

C. Patient on oral anticoagulants

D. Platalets <80,000

1215. Gastric secretion has been shown to be most effectively reduced with the use of___________?
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A. H2 histamine receptor antagonist

B. H1 histamine receptor antagonist

C. Anticholinergic

D. Adrenal steroids

1216. Which one of the following muscle relaxant has the maximum duration of action ?
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A. Atracurium

B. Rocuronium

C. Vecuronium

D. Doxacurium

1217. Therapeutic uses of calcium salts include the following except_________________?
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A. Extreme hyper-Kalemia

B. Osteoporosis

C. Laryngospasm

D. Disorders of coagulation

1218. The organ most resistant to GA is______________?
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A. Cerebrum

B. Medulla oblonagata

C. Spinal Cord

D. Medullary cortex

1219. A patient, without prior medication, breathes a gas mixture consisting of 50 percent nitrous oxide and 50 percent oxygen by volume. Which of the following effects would be expected_____________?
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A. Excitation

B. Surgical anesthesia

C. Respiratory arrest

D. Analgesia

1220. IV ultrashort acting barbiturate_____________?
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A. Meprobamate

B. Phenobarbitone

C. Thiopentone

D. Pentobarbitone

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