What is a styloid process in anatomy?
The styloid process is a cylindrical, slender, needle-like projection of varying lengths averaging 2 to 3 cm. The styloid process projects from the inferior part of the petrous temporal bone and offers attachment to the stylohyoid ligament and the stylohyoid, stylopharyngeus, and styloglossus muscles.
What is meant by styloid?
Definition of styloid : resembling a style : styliform —used especially of slender pointed skeletal processes (as on the ulna)
Where is the styloid process located?
The styloid process of the ulna is a bony prominence found at distal end of the ulna in the forearm.
What is a styloid process of radius and ulna?
radius. end of the radius, the styloid process, may be felt on the outside of the wrist where it joins the hand. The inside surface of this process presents the U-shaped ulnar notch in which the ulna articulates. Here the radius moves around and crosses the ulna as the hand is…
What is the styloid process of ulna?
There’s a bony projection at the end of the ulna, near your hand, called the ulnar styloid process. It fits into the cartilage of your wrist joint and plays an important role in the strength and flexibility of your wrist and forearm. Any sort of break in this area is called an ulnar styloid fracture.
How does a styloid process feel?
It should be possible to feel an elongated styloid process by careful intraoral palpation, placing the index finger in the tonsillar fossa and applying gentle pressure. If pain is reproduced by palpation and either referred to the ear, face, or head, the diagnosis of an elongated styloid process is very likely.
What does the styloid process do?
The styloid process of the temporal bone is a slender osseous projection that points anteroinferiorly from the inferior surface of the petrous part of the temporal bone. It serves as an anchor point for several muscles associated with the tongue and larynx: styloglossus muscle.
Why is styloid process important?
The styloid process is a slender pointed piece of bone just below the ear. It projects down and forward from the inferior surface of the temporal bone, and serves as an anchor point for several muscles associated with the tongue and larynx.
What is a styloid process radius?
The radial styloid process is found on the lateral surface of the distal radius bone. It extends obliquely downward into a strong, conical projection. The lateral surface is marked by a flat groove for the tendons of the abductor pollicis longus and extensor pollicis brevis.
What does the styloid process articulate with?
The ulna tapers distally and ends in the styloid process, which articulates with the lateral part of the carpus.
What is the styloid bone?
Is styloid process palpable?
Normally, the styloid process is not palpable on bimanual palpation of tonsillar fossa and if palpable, it confirms the diagnosis. X-ray of skull Townes view can also be done to confirm the diagnosis. An ossified stylohyoid ligament or an elongated styloid process may not be symptomatic in every patient.