Doors with ratings up to 3 hours can be equipped with glass panels

Microscopically, abundant multinucleated giant cells are seen in a benign connective tissue matrix in all the following except:

a. Central giant cell granuloma b. Cherubism c. Periapical granuloma d. Hyperparathyroidism e. Peripheral giant cell granuloma

Oral clefts result because of

A) Too much vitamin D B) An inborn error of metabolism C) Deficient calcium during embryogenesis D) Improper fusion during embryogenesis