labial notch

labial notch,

a depression in the border of a denture that accommodates the labial frenum.

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labial (lā´bēl),

n of or pertaining to a lip.

labial commissures,

n.pl the lateral angles formed where the lips meet at the outer edges of the oral cavity; the corners of the oral cavity.

labial developmental depressions,

n.pl the indentations extending from the cervix to the occusal surface on the crown of an anterior tooth in order to separate the tooth into labial developmental lobes.

labial mucosa,

n tissue lining the inner lips within the oral cavity.

labial notch,

n See notch, labial.

labial ridge,

n See ridge, labial.

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notch,

n an indentation.

notch, buccal,

n the notch in the flange of a denture that accommodates the buccal frenum.

notch, coronoid

n greatest concavity on the anterior border of the ramus of the mandible.

notch, hamular,

n See notch, pterygomaxillary.

notch, labial,

n the notch in the labial flange of a maxillary or mandibular denture that accommodates the labial frenum.

notch, mandibular,

n a semicircular depression located on the mandible between the condyle and the coronoid process. Fibers arise from the anterior edge of the temporalis to form a distinct muscle, the temporalis minor, that inserts onto the mandibular notch.

notch, pterygomaxillary

n (hamular notch), the notch or fissure formed at the junction of the maxilla and the hamular, or pterygoid, process of the sphenoid bone.

notch, sigmoid,

n the concavity on the superior surface of the ramus of the mandible lying between the coronoid and condyloid processes.