Glenoid fossa

Definition

noun

(1) The mandibular fossa; a depression in the temporal bone that articulates with the condyle of the mandible and is divided into two parts by a slit (i.e. the petrotympanic fissure).

(2) A shallow, pyriform, articular surface on the scapula that articulates with the head of the humerus to make the shoulder joint.


Supplement

Word origin: from Greek: gléne, "socket"

Also called: glenoid cavity

Synonym: mandibular fossa

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