- What is a temporal bone?
- Why is it called temporal bone?
- Why does my temporal bone hurt?
- Is the temporal bone flat or irregular?
- How thick is the temporal bone?
- Why is Petrous used to describe the temporal bone?
- What are the main important markings of the temporal bones?
- What are the parts of the temporal bone?
- Can you break your temporal bone?
- Where is the temporal process?
- Where is the temple in a human body?
- Where is the petrous bone located?
What is a temporal bone?
The temporal bone contributes to the lower lateral walls of the skull.
It contains the middle and inner portions of the ear, and is crossed by the majority of the cranial nerves.
The lower portion of the bone articulates with the mandible, forming the temporomandibular joint of the jaw..
Why is it called temporal bone?
Etymology. Its exact etymology is unknown. It is thought to be from the Old French temporal meaning “earthly,” which is directly from the Latin tempus meaning “time, proper time or season.” Temporal bones are situated on the sides of the skull, where grey hairs usually appear early on.
Why does my temporal bone hurt?
Temporomandibular joint (TMJ) syndrome is a pain in the jaw joint that can be caused by a variety of medical problems. The TMJ connects the lower jaw (mandible) to the skull (temporal bone) in front of the ear. Certain facial muscles that control chewing are also attached to the lower jaw.
Is the temporal bone flat or irregular?
Temporal bones. This is a pair of irregular bones located under each of the parietal bones.
How thick is the temporal bone?
Sternum bone thickness was also measured. Results showed thickness of skull bones in males to be:frontal 6.3 mm; temporal 3.9 mm ; occipital 7.7mm; parietal 5.8mm; central frontal bone 8.1mm and occipital 9.35mm.
Why is Petrous used to describe the temporal bone?
Why is this term used to describe the petrous part of the temporal bone? It houses sensory structures of the inner ear that provide information about hearing and balance. What structures are found deep within the petrous part of the temporal bone?
What are the main important markings of the temporal bones?
Terms in this set (12)Squamous part. Located inferior to the squamous suture.Zygomatic process. Located at squamous part; a bridge like projection that articulates with the zygomatic bone.Mandibular fossa. … Tympanic part. … External acoustic meatus. … Styloid process. … Petrous part. … Jugular foramen.More items…
What are the parts of the temporal bone?
The temporal bone is very complex and consists of five parts 1,2:squamous part.mastoid part.petrous part.tympanic part.styloid process (or part)
Can you break your temporal bone?
The temporal bone (the skull bone containing part of the ear canal, the middle ear, and the inner ear) can be fractured, usually by a blow to the head. A temporal bone fracture may cause facial paralysis, hearing loss, bruising behind the ear, and bleeding from the ear.
Where is the temporal process?
Zygomatic process of temporal bone The zygomatic process of the temporal bone is a long, arched process projecting from the lower part of the squamous portion of the temporal bone. It articulates with the zygomatic bone.
Where is the temple in a human body?
The temple is a juncture where four skull bones fuse together: the frontal, parietal, temporal, and sphenoid. It is located on the side of the head behind the eye between the forehead and the ear. The temporal muscle covers this area and is used during mastication.
Where is the petrous bone located?
The petrous part of the temporal bone is pyramid-shaped 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 a base, an apex, three surfaces, and three angles, and houses in its interior, the components of the inner ear.