Foramina Flashcards by Joe Cavallaro

Q

Identify at tip of pin

A

anterior cranial fossa - cribiform plate of ethmoid bone

***frontal bone hidden

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Q

Transmits?

A

anterior cranial fossa - CN I

***frontal bone hidden

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Q

Identify what would be found at pin. *frontal bone is faded

A

anterior cranial fossa - Foramen cecum of frontal bone

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Q

Transmits?

A

anterior cranial fossa - nasal emissary v.

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Q

Identify what pin enters

A

Orbital foramen - anterior ethmoidal foramen of frontoethmoidal suture

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Q

Identify at pin tip

A

Anterior cranial fossa - posterior ethmoidal foramen of frontoethmoidal suture

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Q

Transmits?

A

Orbital foramen - anterior ethmoidal a., n., and v.

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Q

Transmits?

A

anterior cranial fossa - posterior ethmoidal a., n., and v.

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Q

Identify

A

middle cranial fossa - optic canal of sphenoid (chiasmatic groove)

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Q

Transmits?

A

middle cranial fossa - CN II and ophthalmic a.

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Q

Identify

A

middle cranial fossa - Superior orbital fissure of sphenoid bone

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Q

Transmits?

A

middle cranial fossa - CNs III, IV, V₁, VI, superior ophthalmic v.

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Q

Identify

A

middle cranial fossa - Foramen rotundum of sphenoid bone

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Q

Transmits?

A

middle cranial fossa - CN V₂

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Q

Identify

A

middle cranial fossa - foramen ovale of sphenoid

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Q

Transmits?

A

middle cranial fossa - CN V₃, accessory meningeal a.

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Q

Identify

A

middle cranial fossa - foramen spinosum of sphenoid bone

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Q

Transmits?

A

middle cranial fossa - middle meningeal a., recurrent meningeal n. (V₃)

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Q

Represented by larger blue circle and what transmits through it?

A

Middle cranial fossa - Hiatus for geater petrosal n. of temporal (petrosal) bone

Greater petrosal n. (CN VII), petrosal branch of middle meningeal a.

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Q

Represented by smaller blue circle?

A

Middle cranial fossa - hiatus of lesser petrosal n. of temporal bone (lateral to greater)

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Q

Transmits through what is represented by smaller blue circle?

A

middle cranial fossa - lesser petrosal n. {CN IX)

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Q

Identify

A

Posterior cranial fossa - internal acoustic meatus of temporal bone

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Q

Transmits?

A

Posterior cranial fossa - CNs VII, VIII, internal labryinthine a.

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Q

Identify

A

Posterior cranial fossa - condyloid canal of occipital bone

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Q

Transmits?

A

Posterior cranial fossa - condyloid emissary v.

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Q

Identify

A

Posterior cranial fossa - foramen magnum

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Q

Transmits?

A

Posterior cranial fossa - spinal cord, roots of CN XI, vertebral aa. dural vv.

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Q

Identify

A

Posterior cranial fossa - hypoglossal canal of occipital bone

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Q

Transmits?

A

Posterior cranial fossa - CN XII (GSE), postrior meningeal branch of ascending pharyngeal a.

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Q

Identify

A

Basal view - petrotympanic fissure of temporal bone (medial to mandibular fossa)

***unsure about this one

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Q

Transmits

A

Basal view - chorda tympani of CN VII

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Q

Identify

A

Basal view - Stylomastoid foramen of temporal bone

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Q

Transmits?

A

Basal view - SVE of CN VII

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Q

Identify

A

Basal view - Carotid canal of temporal bone

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Q

Transmits?

A

Basal view - internal carotid a., sympathetic plexus

Q

Blue circle on the right represents?

A

Basal view - Tympanic canaliculus of temporal bone

Q

Transmits? (blue circle on right)

A

Basal view - tympanic branch of CN IX

Q

Blue circle on left represents?

A

Basal view - Mastoid canaliculus of temporal bone

Q

Transmits? (blue circle on left)

A

Basal view - auricular branch of CN X

Q

Identify

A

Basal view - foramen lacerum of sphenoid, temporal, and occipital bones

Q

Transmits?

A

Basal view - meningeal branch of ascending pharyngeal a.

Q

Identify

A

Basal view - sphenomaxillary fissure of anterior infratemporal fossa

***unsure about this one

Q

Transmits? (one bone has green fade so you can see through)

A

Basal view - 3rd portion of maxillary a.

Q

Identify (one bone has green fade so you can see through)

A

Basal view - pterygopalatine fossa of inside of the sphenomaxillary fissure

***unsure about this one

Q

Transmits?

A

Basal view - Basal view - 3rd portion of maxillary a. and pterygopalatine ganglion

Q

Identify (one bone has green fade so you can see through)

A

Basal view - sphenopalatine foramen (deep to pterygopalatine fossa)

Q

Transmits? (one bone has green fade so you can see through)

A

Basal view - sphenopalatine a., nasopalatine n., and posterior superior lateral nasal n.

Q

Identify (some bones removed)

A

Basal view - pterygoid canal of sphenoid bone

***know from superior/posterior entrance to canal***

***maxilla and zygomatic bone removed, foramen rotundum superior from anterior view

Q

Transmits?

A

Basal view - n. and a. of the pterygoid canal

Q

Identify what blue circles represent

A

Basal view - pharyngeal canal of sphenovomer suture

Q

Transmits? (blue circles)

A

Basal view - Pharyngeal a. and n.

Q

Identify

A

Basal view - greater palatine canal of palatine bone

Q

Identify

A

Basal view - lesser palatine canal of palatine bone

Q

Transmits?

A

basal view - greater palatine a. and n.

Q

Transmits?

A

basal view - lesser palatine a. and n.

Q

Identify

A

Orbital foramen - supraorbital notch of frontal bone

Q

Transmits?

A

Orbital foramen - supraorbital a., v., and n.

Q

Identify

A

Orbital foramen - infraorbital foramen of maxilla

Q

Transmits?

A

Orbital foramen - infraorbital a., v., and n.

Q

Identify what pin enters

A

Anterior cranial fossa - anterior ethmoidal foramen of frontal ethmoidal suture

Q

Transmits?

A

Anterior cranial fossa - anterior ethmoidal a., v., and n.

Q

Identify

A

orbital foramen - posteror ethmoidal foramen of frontal ethmoidal suture

Q

Transmits?

A

orbital foramen - posterior ethmoidal a., v., and n.

Q

Identify (left maxilla, vomer, and right inferior concha removed)

A

orbital foramen - nasolacrimal canal of maxilla

Q

Transmits?

A

orbital foramen - nasolacrimal duct

Q

Identify

A

orbital foramen - superior orbital fissure of sphenoid

Q

Transmits?

A

orbital fissure - CNs III, IV, V₁, VI, superior ophthalmic v.

Q

Identify

A

orbital foramen - inferior orbital fissure of upper extant of superior maxillary fissure

Q

Transmits?

A

orbital foramen - infraorbital a. and v., orbital and zygomatic nn., inferior ophthalmic v.

Q

Identify

A

zygomaticofacial foramen of zygomatic bone

Q

Transmits?

A

zygomaticofacial a., v., and n.

Q

Identify

A

zygomaticotemporal foramen of zygomatic bone

Q

Transmits?

A

zygomaticotemporal a., v., and n.

Q

Identify at tip of pin

A

incisive canal of maxilla

Q

Transmits?

A

nasopalatine n., greater palatine a.

Q

Identify

A

mandibular foramen of the mandible

Q

Transmits?

A

inferior alveolar a., v., and n.

Q

Identify

A

mental foramen of mandible

Q

Tarnsmits?

A

mental a., v., and n.

Q

Identify

A

Posterior cranial fossa - jugular foramen of the petrooccipital fissure

Q

Transmits?

A

Posterior cranial fossa - CNs IX, X, & XI, sigmoid sinus, inferior petrosal sinus, internal jugular v., posterior meningeal branches of the occipital and ascending pharyngeal aa.

Q

Identify what pin is in

A

Posterior cranial fossa - mastoid foramen of temporal bone

Q

Transmits?

A

Posterior cranial fossa - mastoid emissary v.

Q

Identify

A

Mastoid foramen of temporal bone

Q

Transmits?

A

Mastoid emissary veins