Maxillary Canines Flashcards
Canines=_______=________.
cuspids; eye teeth (slang)
Canines can sometimes be referred to as “______________”.
the cornerstones of the mouth
Which teeth are the longest in the permanent dentition?
canines *anchored by their long roots
mx canines are usually longer than mn
Canine eminence
thick labial bony plate
Canines are the most stable teeth in the mouth because of ….
-self cleaning qualities
-smooth pointed shape
-thick crown
-strong anchorage (long roots)
What is the canine form from the facial and the proximal?
facial- pentagonal
proximal- triangular
List the functions of permanent canines
-holding, tearing, grasping
-cut pierce or shear food
-supports muscles of lips and cheeks
-protect (separate) posterior teeth during mandibular movements (called canine guidance)
List the clinical significances of permanent canines
-good abutment tooth (for implants)
-forms facial image
-guidepost (canine guidance)
-often last tooth to be lost to periodontal disease
When do the mx canines…
calcify
erupt
root complete
calcify- 4months
erupt- 11-12yrs old
root completion- 13-15yrs old
Where is the height of contour for mx canines?
cervical 1/3rd
Which incisal cusp ridge of mx canines is shorter- mesial or distal
mesial
FACIAL VIEW: where is the mesial contact area?
junction of incisal and middle 1/3rd
FACIAL VIEW: where is the distal contact area?
middle 1/3rd
FACIAL VIEW: compared to mx central incisors, mx canines crown and root are ________ mesiodistally.
narrower
FACIAL VIEW: the cervical line crests slightly ______ to the center of the tooth.
mesial
FACIAL VIEW: describe the mesial outline
straighter with a slight convexity at the contact area
FACIAL VIEW: describe the distal outline
rounded, shorter than mesial, concave from the contact to the cervical line