foramen spinosum
Also found in: Dictionary, Thesaurus, Encyclopedia, Wikipedia.
Related to foramen spinosum: Internal acoustic meatus, jugular foramen, stylomastoid foramen, hypoglossal canal, Foramen lacerum, Foramen rotundum, carotid canal
fo·ra·men spi·no·'sum
[TA]an opening in the base of the greater wing of the sphenoid bone, anterior to the spine of the sphenoid, transmitting the middle meningeal artery, and the meningeal branch (nervus spinosum) of the mandibular nerve.
Farlex Partner Medical Dictionary © Farlex 2012
for·a·men spi·no·sum
(fōr-ā'mĕn spī-nō'sŭm) [TA]An opening in the base of the greater wing of the sphenoid bone, anterior to the spine of the sphenoid, transmitting the middle meningeal artery.
Medical Dictionary for the Health Professions and Nursing © Farlex 2012
foramen spinosum
The hole in the outer edge of the greater wing of the sphenoid bone through which the middle meningeal artery passes as it enters the middle cranial fossa. It is just lateral to the foramen ovale.
See also: foramen
Medical Dictionary, © 2009 Farlex and Partners