Anatomy & Physiology Sphenoid Bone

Sphenoid Bone

butterfly-shaped bone located posterior to the frontal & ethmoid bones in the interior part of the skull

Optic canals

2 medial canals where cranial nerves for vision pass through

Sphenoid Sinus

in sphenoid body we find the _

Stella Turcica

saddle-like formation

tuberculum Sallae

anterior thin margin of stella turcica

hypophyseal fossa

Middle and Inferior Depression

Pituitary Gland

an endocrine gland the hypophyseal fossa houses

Dorsum Sallae

Posterior thicker margin

Lesser Wings

superior and anterior set of wings

Greater wings

inferior and posterior set of wings

Superior orbital fissure

a slit between the greater & lesser wings through which some cranial nerves passes

Foramen Rotundum

The anterior/circular foramina

Foramen Ovale

The middle/oval foramina

Foramen Spinosum

The posterior foramina named after the spiny process next to it

Rigatoni Over Spaghetti

A mnemonic to help remember the types of foramen

pterygoid processes

Made up of medial and lateral pterygoid plates and forms the posterior walls of the nasal and oral cavities