Bassett Collection of Stereoscopic Images of Human Anatomy
Dissection of left ear from posterior aspect
Posterior semicircular canal; jugular foramen
Image #62-3
KEYWORDS: Bones cartilage joints, Ear.
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Dissection of left ear from posterior aspect
Posterior semicircular canal; jugular foramen
- Arcuate eminence
- Attached edge of tentorium cerebelli
- Left pointer: Posterior semicircular canal Right pointer: Opening of crus simplex superior semicircular canal
- Common crus
- Upper pointer: Vestibule (part of membrane of utricle visible within) Lower pointer: Posterior osseous ampulla
- Transverse sinus (sigmoid part)
- Jugular ganglion of vagus nerve (X)
- Transverse sinus entering jugular foramen
- Condyloid emissary
- Trigeminal nerve (V)
- Facial nerve (VII)
- Vestibulocochlear nerve (VIII) (cochlear part)
- Vestibulocochlear nerve (VIII) (vestibular part)
- Vestibular ganglion (seen through window cut in internal acoustic meatus)
- Cochlear canaliculus (cut open)
- Inferior petrosal sinus
- Glossopharyngeal nerve (IX)
- Vagus nerve (X)
- Accessory nerve (XI)
- Bony margin of foramen magnum