Problems associated with nitrous oxide anaesthesia is_____________?

Related Mcqs:

1. Nitrous oxide is carried in the blood stream by_____________?

   A. Haemoglobin
   B. White blood cells
   C. Red Blood cells
   D. Serum

2. Nitrous oxide is______________?

   A. A good analgesic but a poor anesthetic
   B. A good anesthetic but a poor analgesic
   C. A good analgesic and a good anesthetic
   D. A poor analgesic and a poor anesthetic

3. 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_____________?

   A. Analgesia
   B. Excitation
   C. Surgical anesthesia
   D. Respiratory arrest

4. The dentist who first used Nitrous oxide for the abolition of pain due to dental extraction was_____________?

   A. Harpes David
   B. Harvey william
   C. Horace wells
   D. Hunter John

5. Centrineuraxial (spinaland epidural) anaesthesia is not contraindicated in____________?

   A. Platalets <80,000
   B. Patient on aspirin
   C. Patient on oral anticoagulants
   D. Raised intracranial pressure

6. A patient taking beta-blocker preoperatively, at induction of anaesthesia with fentanyl. Which muscle relaxant should be avoided ?

   A. Pancuronium
   B. Rocuronium
   C. Vecuronium
   D. Atracurium

7. All are true about nitric oxide, EXCEPT____________?

   A. Regulates vasomotor tone
   B. Acts via cAMP
   C. Present in cigarette smoke
   D. It is important in penile erection

8. Eugenol may be replaced in the zinc oxide eugenol cement by______________?

   A. Acetic acid
   B. Alginic acid
   C. Phosphoric acid
   D. Ortho-ethoxy acid

9. All of the following can be used to slow down the setting of Zinc oxide eugenol impression paste EXCEPT_________________?

   A. Adding a small amount of glycerine
   B. Adding a small amount of water
   C. Altering the amounts of the two pastes used
   D. Cooling mixing slab

10. The role of magnesium chloride in zinc oxide eugenol impression paste_________________?

    A. Retarder
    B. Modifier
    C. Plasticier
    D. Accelerator