A. Harpes David
B. Harvey william
C. Horace wells
D. Hunter John
Related Mcqs:
- A dentist who first used ether as a general antithetic was_____________?
A. Martin
B. Morton
C. Morrison
D. Murray - Nitrous oxide is carried in the blood stream by_____________?
A. Haemoglobin
B. White blood cells
C. Red Blood cells
D. Serum - 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 - 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 - 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 - A tooth with a 3 month history of pain, which was worse when hot liquid were in mouth. After extraction, the tooth was split open. The pulp chamber was completely filled with pus. A few remnants of pulp tissue were found in apical end. The condition is:__________?
A. Acute partial pulpits
B. Acute total pulpits
C. Suppurative pulpitis
D. Strangulation of pulp - High copper dental amalgams are superior to other amalgams because high copper dental amalgems______________?
A. Have less marginal breakdown
B. Are workable at lower Hg-alloy ratio
C. Have a higher ratio of tensile to compressive strength
D. Have less resistance to tarnish and corrosion - Powders of dental plaster and dental stone differ mainly in____________?
A. Solubility
B. Shelf life
C. Chemical formula
D. Particle porosity - The main difference between dental stone and dental plaster is______________?
A. Chemical composition
B. Self life
C. Sharpe and size of particles
D. Solubility in water - The American dental association (ADA) specification number for non-aqueous elastomeric dental impression material is______________?
A. 19
B. 20
C. 21
D. 26
