Corpus: Incisive fossa
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Synonym: incisor pit
English:
Definition[Bearbeiten]
The Fossa incisiva maxillae is a depression in the maxillary bone (maxilla) above the incisors, about the size of a grain of rice.
Anatomy[Bearbeiten]
The maxillary incisive fossa is the origin of the depressor septi nasi muscle and the pars alaris of the nasalis muscle. Inferior to the fossa, the orbicularis oris muscle originates from the alveolar ridge. The canine fossa is located laterally adjacent to it.