Oral Anatomy/Tooth morphology FINAL (exam 1&2) Possible Questions with 100% Accurate Answers.

The term consistently used in dentistry for a primary/permanent tooth to appear or enter the mouth is called: A. Exfoliation B. Extraction C. Extrude D. Eruption correct answers D. Eruption The primary teeth are classified in the Universal numbering system by: A. Numbers 1-20 B. Letters A-T C. A number for each quadrant and a number for each tooth D. Numbers inside a bracket correct answers B. Letters A-T Multirooted teeth have a root ______, where the roots branch off from the cervical portion of the tooth. A. trunk B. fossa C. apex D. foramina correct answers A. Trunk The narrow folds of mucous membrane that connects the attached gingiva to the lips, cheeks, or under the tongue is called: A. Frenums B. Gingival sulcus C. Free gingiva D. Attached gingiva correct answers A. Frenums The term Heterodont means: A. An animal that exhibits more than one tooth morphology B. An animal that exhibits no tooth morphology C. An animal that exhibits only one tooth morphology D. An animal exhibits two successive sets of teeth correct answers A. An animal that exhibits more than one tooth morphology A cuff-like band of stratified squamous epithelium that completely encircles the tooth is called: A. gingival sulcus B. marginal gingiva C. lamina dura D. junctional epithelium correct answers D. Junctional epithelium According to the ISO/FDI numbering system, each tooth is numbered by: A. sextants and quadrants