AIPGE 2005 Dental 15

141. Which of the following dentitions shows the highest frequency of occurrence of supernumerary teeth?

1. Maxillary deciduous dentition.
2. Maxillary permanent dentition.
3. Mandibular deciduous dentition.
4. Mandibular permanent dentition.

142. What is the thickness of the layer of prismless enamel found in primary teeth?

1. 25 m.
2. 50 m.
3. 75 m.
4. 100 m.

143. When is the first evidence of calcification of primary teeth?

1. 4 months in-utero.
2. 4 and ½ months in-utero.
3. 5 months in-utero.
4. 6 months in-utero.

144. By what age does the startle and grasp reflex disappear?

1. 1 year.
2. 1 ½ year.
3. 2 years.
4. 3 years.

145. Who proposed the operant conditioning theory of child psychology?

1. Pavlov.
2. Skinner.
3. Jean Piaget.
4. Sigmond Freud.

146. The longest acting local anesthetic is -

1. Prilocaine.
2. Lignocaine.
3. Bupivacaine.
4. Ropivacaine.

147. The first drug of choice to be administered for anaphylaxis is -

1. Hydrocortisone.
2. Adrenaline.
3. Atropine.
4. Chlorpheneramine maliate.

148. In Gillies temporal approach for reduction of Zygomatic arch fracture Rowes Zygomatic Elevator is placed between -

1. Superficial fascia and the temporal fascia.
2. Between the temporal bone and the temporalis muscle.
3. Between the temporal fascia and the temporalis muscle.
4. Skin and superficial fascia.

149. The most lethal of complications due to blood transfusion is -

1. Jaundice.
2. Antigen antibody reaction.
3. Hepatitis B transmission.
4. HIV transmission.

150. In Cardio pulmonary resuscitation chest compressions is done -

1. On the upper part of sternum.
2. On the Xiphisterum.
3. On the middle of the lower part of the sternum.
4. On the left side of the chest.