Perio Week 1

1. All of the following are tissues of the periodontium except one. Which is the exception?

• 1. Periodontal ligament

• 1. Body of the mandible

• 2. Gingiva

• 2. Cementum

1. Dentin will protect the root of the tooth if cementum is removed by abrasion.

• true

• false

1. Dark-skinned individuals sometimes have pigmented:

• 1. Free gingiva

• 1. Attached gingiva

• 2. Periodontal ligament

• 2. Alveolar mucosa

1. Stippling is always present in healthy tissue.

• true

• false

1. Attached gingiva helps to prevent the free gingiva from being pulled away from the tooth if tension is applied to the mucosa.

• true

• false

1. ________ forms the base of the gingival sulcus.

• 1. Interdental gingiva

• 2. Attached gingiva

• 2. Junctional epithelium

• 2. Periodontal ligament

The periodontal ligament fibers are embedded in which of the following structures?

• 1. Alveolar bone

• 2. Attached gingiva

• 1. Cementum

• Blue and yellow

1. Cementum receives its nutrients from the periodontal ligament as it does not have its own blood supply.

• true

• false

This is a thin layer of bone that lines the tooth socket.

• Alveolus

• 2. Alveolar bone proper

• 3. Cortical bone

• 3. Cancellous bone

1. This tissue is a covering on the outer surfaces of the body and lines body cavities like the mouth, stomach, and intestines?

• 1. Basal lamina

• 2. Connective tissue

• 2. Epithelial tissue

• 2. Keratinized tissue