Preferred Label : petrous part of temporal bone;
Uberon definition : The petrous portion of the temporal bone or pyramid is pyramidal and is wedged in
at the base of the skull between the sphenoid and occipital bones. Directed medially,
forward, and a little upward, it presents for examination a base, an apex, three surfaces,
and three angles, and contains, in its interior, the essential parts of the organ
of hearing. The petrous portion is among the most basal elements of the skull and
forms part of the endocranium.[WP,unvetted].;
Uberon synonym : pars petrosa ossis temporalis; pars petrosa (os temporale); petromastoid part of temporal bone; temporal bone petrous part;
Uberon related term : petrous bone; petrosal bone;
Uberon broad term : petrosal;
Uberon Taxon note : derivative of prootic and opisthotic;
Origin ID : 0001694;
UMLS CUI : C1261761;
Automatic exact mappings (from CISMeF team)
- Semantic type(s)
- UMLS correspondences (same concept)
- Uberon cross reference
- has part
- part of
The petrous portion of the temporal bone or pyramid is pyramidal and is wedged in
at the base of the skull between the sphenoid and occipital bones. Directed medially,
forward, and a little upward, it presents for examination a base, an apex, three surfaces,
and three angles, and contains, in its interior, the essential parts of the organ
of hearing. The petrous portion is among the most basal elements of the skull and
forms part of the endocranium.[WP,unvetted].
