Perio - exam 1 Questions + Answers Graded A+

2. Cementum is NOT necessary to the health of the periodontium because the underlying dentin will protect the root if the cementum is removed by toothbrush abrasion or from dental procedures. A. True B. False - Answer-B. False 3. Which tissue of the periodontium may be pigmented in dark skinned individuals? A. Free gingiva B. Attached gingiva C. Periodontal ligament D. Alveolar mucosa - Answer-B. Attached gingiva A cell junction that connects an epithelial basal cell to the basal lamina is termed: A. Hemidesmosome B. Desmosome C. Epithelial ridge D. Connective tissue papilla - Answer-A. Hemidesmosome A papilla that is enlarged and appears to bulge out of the interproximal space is called: A. Bulbous B. Blunted C. Cratered D. Scooped - Answer-A. Bulbous A person's complexion can determine the shade of pink in healthy tissues. A. TrueB. False - Answer-A. True Alveolar bone is mineralized connective tissue. A. True B. False - Answer-A. True An important function of the cementum of the tooth is to attach the periodontal ligament fibers to the tooth. A. True B. False - Answer-A. True Cementum does not have its own blood supply; it receives its nutrients from the periodontal ligament. A. True B. False - Answer-A. True Connective tissue is comprised of a gel-like substance, fibers, and few cells. A. True B. False - Answer-A. True Continued apical migration of the junctional epithelium is: A. Pseudo pocket B. Site of active disease C. Gingivitis D. Inflammation - Answer-B. Site of active disease Epithelial cell junctions are cellular structures that can attach: A. An epithelial cell to a neighboring epithelial cell B. An epithelial cell to a basal laminaC. An epithelial cell to elastin fibers D. Both A and B. - Answer-D. Both A and B Gingivitis in which the inflammation affects only one group of teeth is termed: A. Localized gingivitis B. Generalized gingivitis C. Acute gingivitis D. Chronic gingivitis - Answer-A. Localized gingivitis Healthy gingival tissue ALWAYS has a dimpled appearance known as stippling. A. True B. False - Answer-B. False If gingival tissues are healthy they will ALWAYS have a stippled appearance. A. True B. False - Answer-B. False In gingivitis, the position of the gingival margin is: A. Coronal to the CEJ B. Apical to the CEJ C. May be coronal or apical to the CEJ - Answer-A. Coronal to the CEJ In gingivitis, the position of the junctional epithelium is ____________ to the cementoenamel junction. A. Apical B. Coronal C. Distal D. Mesial - Answer-B. Coronal In MOST places in the body, the epithelium meets the connective tissue in a wavy,uneven junction. A. True B. False - Answer-A. True In the junctional epithelium, epithelial cell attach to neighboring epithelial cells via: A. Desmosomes B. Hemidesmosomes C. External basal lamina D. Internal basal lamina - Answer-A. Desmosomes