Histology Unit 3 Quiz - CHs 10,11,12

The 1st deposition of the root covering is called

• Intermediate cementum

• Acellular cementum

• Cellular cementum

• All of the above

After the second layer of cementum is laid, what type of cementum is laid next?

• Acelluar cementum

• Cellular cementum

• Intermediate cementum

• None of the above

The majority of the time,

• Cementum meets enamel

• Cementum does not meet enamel and leaves a gap

• Cementum overlaps enamel

• None of the above

• They all have an equal chance of occurring

Cells in the cementum are more vital

• On the surface of cementum

• Deep cementum

• Central cementum

• Equally vital throughout

A calcified ovoid or round nodule found in the PDL is called a

• Cementocyte

• Cementicle

• Lacunae

• Osteoblast

The gingival fibers that maintain the tooth in the appropriate space are called?

• Transseptal

• Horizontal

• Circumferential

• Free gingival

• None of the above

The muscle that functions to protrude the mandible is the

• Masseter

• Temporalis

• Lateral pterygoid

• Medial pterygoid

• Buccinator

The muscle that functions to protract and elevate the mandible is the

• Masseter

• Temporalis

• Lateral pterygoid

• Medial pterygoid

• Buccinator

The fibers that resist vertical and lateral forces and are located only in some posterior teeth are called

• Interradicular

• Oblique

• Apical

• Gingival

As the ligament ages,

• Cell # and activity decreases

• Scalloping occurs

• Fibers are more scarcely attached

• All of the above