Nitrous oxide 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. 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

3. Problems associated with nitrous oxide anaesthesia is_____________?

   A. Behavioral problem
   B. Sensitizes the heart to adrenaline
   C. Prolonged difficult induction
   D. Tachycardia and or arrhythmias

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. Retarder in Zinc oxide eugenol is______________?

   A. CaCl2
   B. Zinc acetate
   C. Alcohol
   D. Glycerine

6. 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

7. Which component of zinc oxide-eugenol cement gives its strength ?

   A. Rosin
   B. Zinc oxide
   C. Zinc acetate
   D. Oil of cloves

8. About zinc oxide eugenol all are true except_______________?

   A. ZnO is converted to Zn(OH)2
   B. Reaction is autocatalytic
   C. Water is the byproduct of reaction
   D. Dehydrated ZnO reacts with dehydrated eugenol

9. All of the following is used as accelerator in zinc oxide eugenol cement except_______________?

   A. Acetic acid
   B. Zinc acetate dehydrate
   C. Calcium chloride
   D. Bromoglycerine

10. Name the accelerator used in Zinc oxide eugenol paste______________?

    A. Olive oil
    B. Linseed oil
    C. Zinc acetate
    D. All of these