Mastoid foramen information

The mastoid foramen is a hole in the posterior border of the temporal bone. It transmits an emissary vein between the sigmoid sinus and the suboccipital...

The stylomastoid foramen is a foramen between the styloid and mastoid processes of the temporal bone of the skull. It is the termination of the facial...

muscles. It is perforated by numerous foramina (holes); for example, the mastoid foramen is situated near the posterior border and transmits a vein to the transverse...

sinus Foramen cecum Optic foramen Foramen lacerum Foramen rotundum Foramen magnum Foramen ovale Jugular foramen Internal auditory meatus Mastoid foramen Sphenoidal...

in front of the foramen magnum and directed towards the pharynx. The squamous part is the curved, expanded plate behind the foramen magnum and is the...

part of the transverse sinus; in it may be seen the opening of the mastoid foramen. This article incorporates text in the public domain from page 142...

occipital artery through jugular or mastoid foramen) D. meningeal arteries (from vertebral artery through foramen magnum) The two layers of dura mater...

the occipital bone and the mastoid portion of the temporal bone. It is continuous with the lambdoidal suture. Jugular foramen Animation. Occipitomastoid...

aditus to mastoid antrum (otomastoid foramen) is a large, irregular opening upon the posterior wall of the tympanic cavity by which the mastoid antrum (situated...

outer part of the mastoid component grows anteroinferiorly to form the mastoid process, with the styloid and stylomastoid foramen now on the under surface...

Petrous part Mastoid process Occipital groove Mastoid foramen Facial canal Inferior surface of petrous part Styloid process Stylomastoid foramen Tympanic...

canal for the facial nerve, and ends in that canal near the stylo-mastoid foramen. Through it the chorda tympani nerve enters the tympanic cavity. The...

cranial fossa through either the foramen spinosum or foramen ovale to innervate the meninges of this fossa as well as the mastoid air cells. It divides into...

sternum (sterno-) and the clavicle (cleido-) and has an insertion at the mastoid process of the temporal bone of the skull. The sternocleidomastoid muscle...

orders: superior ramus of stapedial artery shifted to petrosal or lost mastoid foramen lost bulla if present composed of ectotympanic relatively bunodont...

condyloid, mastoid, occipital and parietal emissary veins. There are also emissary veins passing through the foramen ovale, jugular foramen, foramen lacerum...

spine, about 2.5 cm. in length between the styloid and mastoid processes is the stylomastoid foramen; it is the termination of the facial canal, and transmits...

posterior cranial fossa is the part of the cranial cavity located between the foramen magnum, and tentorium cerebelli. It is formed by the sphenoid bones, temporal...

transverse sinus, through an aperture at the mastoid angle of the parietal bone or through the mastoid foramen. The occipital, the largest of the four, which...

branch, which enters the skull through the mastoid foramen and supplies the dura mater, the diploë, and the mastoid cells; this latter branch sometimes arises...

the back part and close to the upper or sagittal border is the parietal foramen which transmits a vein to the superior sagittal sinus, and sometimes a...

eminence) mastoid (or vertical) segment (from pyramidal eminence to stylomastoid foramen) extratemporal segment (from stylomastoid foramen to post parotid...

the stylomastoid foramen to provide arterial supply to the facial nerve (CN VII), tympanic cavity, mastoid air cells of the mastoid antrum, and the semicircular...

refer to: Aditus to mastoid antrum, in the ear Laryngeal aditus, the opening that connects the pharynx and the larynx Omental foramen or aditus, in the...

nerves and blood vessels. The many processes of the skull include the mastoid process and the zygomatic processes. The jugal is a skull bone found in...

12% of people with a severe head injury. Battle's sign – bruising of the mastoid process of the temporal bone. Raccoon eyes – bruising around the eyes,...

bone lying below the squamous part of the temporal bone, in front of the mastoid process, and surrounding the external part of the ear canal. It originates...

stylomastoid artery enters the stylomastoid foramen and supplies the tympanic cavity, the tympanic antrum and mastoid cells, and the semicircular canals. It...

reach the jugular foramen, where it ends in the internal jugular vein. In its course it rests upon the squama of the occipital, the mastoid angle of the parietal...

off the maxillary artery in the infratemporal fossa, it runs through the foramen spinosum to supply the dura mater (the outer meningeal layer) and the calvaria...