A. N-methyl nicotinamide
B. Riboflavin
C. PRPP
D. Tryptophan
✅ The correct answer is option D. Tryptophan.
440. Which of the following muscles has dual nerve supply ?
A. Digastric
B. Lateral pterygoid
C. Masseter
D. Temporalis
✅ The correct answer is option A. Digastric.
Chemical method of strengthening porcelain involves_________________?
A. Exchange of aluminium and sodium ions
B. Exchange of aluminium and potassium ions
C. Exchange of sodium and potassium ions
D. None of the above
✅ The correct answer is option C. Exchange of sodium and potassium ions.
2451. Stimulation of barorceptor leads to ________________?
A. Increased blood pressure, increased heart rate
B. Decreased B.P , decreased heart rate
C. Increased B.P, decreased heart rate
D. Decreased B.P, increased heart rate
✅ The correct answer is option B. Decreased B.P , decreased heart rate.
2449. When viewed occlusally, a primary mandibular second molar closely resembles which of the following mandibular teeth ?
A. Permanent second molar
B. Permanent first molar
C. Second premolar
D. Primary first molar
✅ The correct answer is option B. Permanent first molar.
Which component of zinc oxide-eugenol cement gives its strength ?
A. Rosin
B. Zinc oxide
C. Zinc acetate
D. Oil of cloves
✅ The correct answer is option B. Zinc oxide.
2445. Most common morpholgical variation is seen in________________?
A. Maxillary lateral incisor
B. Mandibular lateral incisor
C. Maxillary canine
D. Mandibular canine
✅ The correct answer is option A. Maxillary lateral incisor.
439. The papillae present on margins of the tongue_____________?
A. Fungiform papillae
B. Filiform papillae
C. Vallate papillae
D. Foliate papillae
✅ The correct answer is option A. Fungiform papillae.
2441. Vitality of pulp depends on________________?
A. Blood supply
B. Nerve supply
C. Lymphatic supply
D. All of the above
✅ The correct answer is option A. Blood supply.
2438. Drumstick is found in_______________?
A. Neutrophils
B. Lymphocytes
C. Monocytes
D. Platelets
✅ The correct answer is option A. Neutrophils.