15. Morphology of the front teeth. Flashcards

1
Q
  1. Maxillary first incisor
    a/ Location of maxillary first incisors
A

A. (11,21)
B. The maxillary central incisor is a human tooth in the front upper jaw, or maxilla
c. It is located mesial (closer to the midline of the face) to the maxillary lateral incisor.

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2
Q
  1. Maxillary first incisor
    b/ Characteristics of maxillary first incisors
A
  1. There are no cusps on the teeth.
  2. The surface area of the tooth used in eating is called an incisal ridge or incisal edge.
    C. The incisors have cingulum and a lingual fossa
    D. May have mammelon bodies
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3
Q
  1. Maxillary first incisor
    c/ Functions of maxillary first incisors
A

A. (11,21)
B. for shearing or cutting food during mastication (chewing)

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4
Q
  1. Maxillary second incisor
    a/ Characteristics of maxillary second incisor
A

A. (12,22)
B. No cusps on the teeth
C. The surface are of the tooth used in eating is called an incisal edge or incisal ridge
C. The incisors have cingulum and a lingual fossa
D. May have mammelon bodies

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5
Q
  1. Maxillary second incisor
    b/ Functions of maxillary second incisor
A

A. (12,22)
B. shearing or cutting food during mastication, commonly known as chewing.

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6
Q
  1. Mandibular central incisors
    a/ Location of mandibular central incisors
A

A. (31, 41)
B. Located on the jaw, next to the. midline of the face
C. It is medial (toward the midline of the face) from both mandibular lateral incisors

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7
Q
  1. Mandibular central incisors
    b/ Structure of mandibular central incisors
A

A. (31, 41)
B. NO cusps on the tooth.
C. The surface area of the tooth used in eating is called an incisal ridge or incisal edge
D. The incisors have cingulum and a lingual fossa
E. May have mammelon bodies

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8
Q
  1. Mandibular central incisors
    a/ Functions of mandibular central incisors
A

A. (31, 41)
B. shearing or cutting food during mastication, commonly known as chewing.

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9
Q
  1. Mandibular lateral incisors
    a/ Location of mandibular lateral incisors
A

A. (32,42)
B. located distally (away from the midline of the face) from both mandibular central incisors of the mouth
C. Located mesially (toward the midline of the face) from both mandibular canines.

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10
Q
  1. Mandibular lateral incisors
    b/ Characteristics of mandibular lateral incisors
A

A. (32,42)
B. There are no cusps on the teeth. Instead, the surface area of the tooth used in eating is called an incisal ridge or incisal edge
C. The incisors have cingulum and a lingual fossa
D. May have mammelon bodies

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11
Q
  1. Mandibular lateral incisors
    C/ Functions of mandibular lateral incisors
A

A. (32,42)
B. Shearing or cutting food during mastication, commonly known as chewing.

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12
Q
  1. Maxillary and mandibular canine
    a/ Location of Maxillary and mandibular canine
A

A. (33,43)
B. Both the maxillary and mandibular canines are called the “cornerstone” of the mouth because they are all located three teeth away from the midline, and separate the premolars from the incisors

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13
Q
  1. Maxillary and mandibular canine
    b/ Functions of Maxillary and mandibular canine
A

A. 33, 43
B. The location of the canines reflect their dual function as they complement both the premolars and incisors during mastication (A.K.A chewing.)
C. tearing of food.
D. The canine teeth are able to withstand the tremendous lateral pressure caused by chewing.

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14
Q
  1. Maxillary and mandibular canine
    C/ Structure of Maxillary and mandibular canine
A

1/ Size: on average, canines are the longest teeth in each arch, and the maxillary canine is the longest tooth in the mouth even though the mandibular canine crown is longer than the maxillary canine crown.

2/ Canine has cingulum, lingual fossa and 1 cusp

3/ only have 1 root

4/ Have 5 surfaces (labial, lingual, mesial, distal, and incisal

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15
Q
  1. Mandibular Canine (lingual view)
    => Identify
A
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