All of the following statements about opioids is correct except_____________?

Related Mcqs:

1. Which of the following opioids is not given intrathecally ?

   A. Remifentanil
   B. Morphine
   C. Sufentanil
   D. Fentanyl

2. All of the following statements about pain are correct except_____________?

   A. Analgesia is associated with μ and k receptors
   B. Dysphoria is associated with S receptors
   C. NSAIDS benefit by preventing prostaglandin synthesis
   D. Naloxane is a non-competitive antagonist and irreversibly opposes the opioids

3. All of the following statements regarding pharynx are correct except_____________?

   A. The opening of auditory tube is located in the lateral wall of naxopharynx
   B. The soft palate is at the level of separation of nasopharynx and the oropharynx
   C. The pharynx is continuous with the esophagus at the level of sixth cervical vertebrae
   D. The afferent limb of the gag reflex is 10th cranial nerve; the efferent limb is IX cranial nerve

4. The following statements about verapamil are true except_____________?

   A. It does not produce reflex tachycardia
   B. It is less potent as a coronary vasodilator
   C. It is contraindicated in patients with supraventicular tachycardia
   D. It can cause constipation

5. All of the following statement about antimalarial drugs are correct except_____________?

   A. Primaquine is liable to cause hemolysis in patients with G6PD deficiency
   B. Halofantrine prolongs QT interval and causes dysarrythmia
   C. Mefloquine may safely be given to air pilots
   D. Primaquine eliminates P. vivax and P. ovale

6. All of the following statements about cast cobalt alloy are true EXCEPT_____________?

   A. They have a modulus of elasticity twice that of gold alloys
   B. They are more rigid than gold alloys
   C. They have higher ductility than gold alloys
   D. They have a lower proportional limit than gold alloys

7. All of the following statements are true regarding cervicofacial actinomycosis, EXCEPT_____________?

   A. 110-20% of actinomycosis cases occur in cervicofacial region
   B. The discharging pus contains visible sulphur granules
   C. Cultures on blood agar often produce a typical molar tooth morphology
   D. There is usually history of trauma such as tooth extraction or a blow to the jaw

8. For the treatment of case of class III dog bite, all of the following are correct except_____________?

   A. Give inmunoglobulins for passive immunity
   B. Give ARV
   C. Immediately stitch wound under antibiotic coverage
   D. Immediately wash wound with soap and water

9. Which of the following statements is not correct regarding warfarin_____________?

   A. Transient hypercoagulability is seen
   B. Better avoided during pregnancy as it may causes skeletal deformity of the foetus
   C. In a racemic mixture the R form is four times more active than the S form
   D. The anticoagulant effect is seen only after 72 hours of administration

10. Aspirin produces all of the following effects except_____________?

    A. Frank gastric bleeding
    B. Prolonged prothrombin time
    C. Platelet dysfunction
    D. Constipation