A. Periodontal ligament
B. Alveolar bone
C. Cementum
D. Longbones
✅ The correct answer is option B. Alveolar bone.
Medical
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2272. Proteins are linear polymers of amino acids, They fold into compact structures Sometimes these folded structures associate to form homo or hetero dimers Which one of the following refers to this associated form ?
A. Denatured state
B. Molecular aggregation
C. Precipitation
D. Quaternary structure
✅ The correct answer is option D. Quaternary structure.
2273. The posterior bellies of digastric muscle are especially active during________________?
A. Swallowing and speech
B. Swallowing and smiling
C. Swallowing and chewing
D. Swallowing and frowning
✅ The correct answer is option C. Swallowing and chewing.
2274. Sharpey’s fibres are present in_______________?
A. Bone
B. Periosteum
C. Periodontal ligament
D. All of the above
✅ The correct answer is option A. Bone.
2275. Which among the following is NOT a common finding of the decidous dentition ?
A. Tight contacts, absence of spacing
B. Shallow overjet and overbite
C. Flush terminal plane
D. Ovoid arch form
✅ The correct answer is option A. Tight contacts, absence of spacing.
2276. Neonatal lines are seen in_______________?
A. Enamel of deciduous incisiors
B. Enamel of permanent incisors
C. Enamel of premolars
D. Dentin of all teeth, as if is formed first
✅ The correct answer is option A. Enamel of deciduous incisiors.
2277. All are true regarding glucose 6 phosphate deficiency except______________?
A. Hyperuricemia
B. Hyperglycemia
C. Defective cori cycle
D. Increased mobilization of glycogen from liver
✅ The correct answer is option B. Hyperglycemia.
2278. Cells occurring in greatest number in pulp are______________?
A. Cementoblasts
B. Fibroblasts
C. Osteoblasts
D. Ameloblasts
✅ The correct answer is option B. Fibroblasts.
2279. What is the recommended for condensation of dental amalgam ?
A. 35 pounds
B. 3 pounds
C. 15 lb
D. 25 lb
✅ The correct answer is option B. 3 pounds.
2280. Size of pulp chamber____________?
A. Increases with age
B. Decreases with age
C. Increased in some cases and decreases in some cases
D. None of the above
✅ The correct answer is option B. Decreases with age.