Sphenoid Word Scramble
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Question | Answer |
Body | thick part of bone along the midline of the body |
Greater wings | biggest wings which go furthest from midline |
Lesser wings | thin wings above the greater wings |
Pterygoid process | bottom “wings” |
Optic foramen | passes below lesser wings—very large, circular foramen |
Sulcus for the optic nerve | in between optic foramen—is where the nerves cross |
Ethmoidal spine | same as sphenoidal crest thin, crest-like outjutting |
Anterior clinoid process | look in book (really easy to see) |
Posterior clinoid process | look in book (really easy to see) |
Tuberculum sellae (sella turcica) | |
Hypophyseal fossa | fossa between the anterior and posterior clinoid processes |
Dorsum sellae | |
(hypophyseal fossa + dorsum sellae | sella turcica) |
Superior orbital fissure | large, fissure like opening under the lesser wings—first of the 4 openings in order |
Foramen rotundum | round foramen—second of the 4 openings in order |
Foramen ovale | oval foramen—third of the 4 openings in order |
Foramen spinosum | small, round foramen—fourth of the 4 openings in order |
Pterygoid canal | at the root of the pterygoid process |
Lateral pterygoid plate | outside plates of process |
Medial pterygoid plate | inside plates of process |
Pterygoid fossa | ditch in between laterial and medial pterygoid plate |
Pterygoid fissure | fissure in bone leading up to pterygoid canal |
Hamulus | hooks at bottom of medial pterygoid plates |
Clivus | slight endocranial hollow that slopes posteriorly from the dorsum sellae toward the sphenooccipital suture |
Rostrum | continuation of sphenoidal crest (below sphenoidal crest) |
Sphenoidal crest | same as ethmoidal spine? |
Orbital surfaces | self explanatory |
Created by:
AdamJFLA
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