foramen spinosum


Also found in: Dictionary, Thesaurus, Encyclopedia, Wikipedia.

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.

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.

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
References in periodicals archive ?
Developmental studies on the foramen rotundum, foramen ovale and foramen spinosum of the human sphenoid bone.
Key: A = Anterior; FS = Foramen spinosum; L = Lateral; M = Medial; P = Posterior.
Key: A= Anterior; FS = Foramen spinosum; FV = Foramen Venosum; L = Lateral; M = Medial; P = Posterior.
A morphometric study of foramen ovale and foramen spinosum of the human sphenoid bone in the southern Nigerian population.