FOSSA PETROSA Meaning and
Definition
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Fossa petrosa is a term derived from Latin that refers to a specific anatomical feature in the human skull. In the field of anatomy, the term is often used to describe a depression or indentation in the temporal bone of the cranium, located in close proximity to the petrous part of the temporal bone. This bone formation can be found on both sides of the skull, forming a pair of fossae petrosae.
The fossa petrosa is part of the middle cranial fossa, specifically in the region where the greater wing of the sphenoid bone and the petrous part of the temporal bone meet. It plays an important role in various physiological functions related to hearing, as it houses essential anatomical structures such as the middle ear and the internal carotid artery.
The depression of the fossa petrosa provides a protective enclosure for the middle ear, which consists of the ossicles (small bones) that transmit sound vibrations from the external ear to the inner ear. Additionally, the region provides passage and protection for the internal carotid artery, which is a major blood vessel supplying the brain.
Overall, the fossa petrosa is a critical anatomical feature that performs several crucial functions within the human skull, particularly in relation to hearing and blood supply to the brain.
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Petrosal f., fossula petrosa.
A practical medical dictionary. By Stedman, Thomas Lathrop. Published 1920.
Common Misspellings for FOSSA PETROSA
- fossa petrgsa
- fossa petrmsa
- fossa petrnsa
- fossa petro3a
- fossa petroca
- fossa petroqa
- fossa petrora
- fossa petrosi
- fossa petrose
- fossa petrosc
- f ossa petrosa
- fo ssa petrosa
- fos sa petrosa
- foss a petrosa
- fossa pe trosa
- fossa pet rosa
- fossa petr osa
- fossa petro sa
- fossa petros a
Etymology of FOSSA PETROSA
The term "fossa petrosa" is a combination of two Latin words: "fossa" and "petrosa".
1. Fossa: Fossa is derived from the Latin word "fodere", which means "to dig" or "to excavate". In anatomy and biology, "fossa" refers to a depression or hollow area in a bone or organ.
2. Petrosa: Petrosa comes from the Latin word "petrosus", which means "rocky" or "hard like stone". It is derived from the Latin word "petra", meaning "rock". In anatomy, "petrosa" is used to describe structures that are hard and bony.
When combined, "fossa petrosa" refers to the "rocky hollow" or "bony depression".
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