Category: Oral Histology

Membrana performative is seen in_________________?

A. Bell stage
B. Cap stage
C. Bud stage
D. Advanced bell stage

A. Osteoclasts, osteoblasts, osteoid
B. Odontoblasts & megakaryocyte
C. Megakaryocytes, osteoblasts, osteoclasts
D. None of the above

A. Mucin
B. Ammonia
C. Amino acids
D. Bicarbonates

A. Physiological tooth migration
B. Active eruption
C. Passive eruption
D. None of the above

Hamad Enamel 02/10/2020

A. 10mm
B. 5mm
C. 2mm
D. 0.5mm

A. Occlusal surface of premolars
B. Furcation areas of permanent molars
C. On the incisal edges of incisors
D. None of the above

A. Prevent extrusion
B. Prevent rotation
C. Maintains the mesiodistal width
D. All of the above

A. Para keratinised
B. Ortho keratinised
C. Non keratinised
D. Sub keratinised

Hamad Enamel 29/09/2020

A. Cervical third of buccal surface
B. Middle third of buccal surface
C. Middle third of lingual surface
D. Occlusal surface

Hamad Dentin 27/09/2020

A. Mantle dentin
B. Circumpulpal dentin
C. Predentin
D. Secondary dentin