Where does Stylomastoid artery come from?
It is a branch of the posterior auricular artery, and thus part of the external carotid arterial system….
|Source||posterior auricular artery|
|Supplies||tympanic cavity, tympanic antrum, mastoid cells, semicircular canals|
What artery does the styloid artery in the facial canal give?
The stylomastoid foramen is a small round opening between the styloid process and anterior end of the digastric groove that transmits the stylomastoid artery and the extratemporal segment of CN VII after traveling through the pyramidal eminence.
What passes through the stylomastoid foramen?
the facial nerve
The stylomastoid foramen is between the styloid and mastoid processes of the temporal bone. It is the termination of the facial canal, and transmits the facial nerve and stylomastoid artery.
On which bone is stylomastoid foramen?
the temporal bone
The stylomastoid foramen is a small opening on the inferior surface of the petrous part of the temporal bone.
What is Retromandibular vein?
The retromandibular vein (temporomaxillary vein, posterior facial vein) is a major vein of the face. Posterior facial vein. Veins of the head and neck. (retromandibular vein visible at center). Dissection, showing salivary glands of right side (retromandibular vein visible at bottom center).
What does Caroticotympanic artery supply?
Source. petrous portion of the internal carotid artery. Supplies. tympanic cavity. Identifiers.
What is Eagle syndrome?
Eagle’s syndrome is a condition associated with the elongation of the styloid process or calcification of the stylohyoid ligament, clinically characterised by throat and neck pain, radiating into the ear.
Where is the Stylomandibular ligament?
Stylomandibular ligament. The stylomandibular ligament (STML) arises from the styloid process of the temporal bone up to the posterior margin of the jaw or the jaw angle. It is considered a thickening of the deep cervical fascia (in particular of the parotid fascia). It serves to limit excessive protrusion of the jaw.
Is there a retromandibular artery?
The retromandibular vein (temporomaxillary vein, posterior facial vein), formed by the union of the superficial temporal and maxillary veins, descends in the substance of the parotid gland, superficial to the external carotid artery but beneath the facial nerve, between the ramus of the mandible and the …
Where is retromandibular vein located?
The retromandibular vein, also known as the posterior facial vein, is a deep vein of the face that is formed by the merger of the superficial temporal vein with the maxillary vein. It runs within the substance of the parotid gland, descending posterior to the ramus of the mandible.
What is ICA artery?
Synonyms: ICA, Arteria interna carotidis. The internal carotid artery is a major branch of the common carotid artery, supplying several parts of the head with blood, the most important one being the brain. There are two internal carotid arteries in total, one on each side of the neck.
What is a Styloidectomy?
Surgery to shorten the styloid process is the primary treatment for Eagle syndrome. This procedure, called a styloidectomy, can be done through the mouth or neck. Surgery through the mouth requires removal of the tonsils , and it can be more difficult for the surgeon to access the styloid process.
Why does my stylohyoid hurt?
Eagle syndrome: It also known as the stylohyoid syndrome which occurs due to the partial ossification of ligament of stylohyoid. It results in sharp shooting pain unilaterally in the jaw. The pain may radiate into the throat, tongue, or ear, which causes difficulty in deglutition, sore throat, and tinnitus.
What artery supplies the temporomandibular joint?
The TMJ is supplied mainly by three arteries. The main supply comes from the deep auricular artery (from the maxillary artery) and the superficial temporal artery (a terminal branch of the external carotid artery).