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Jugular tubercle

Jugular tubercle
Occipital bone. Outer surface. (Jugular tubercle not visible, but hypoglossal canal is visible at lower left.)
Base of the skull. Upper surface. (Jugular tubercle not visible, but occipital bone is identified at bottom in blue, and jugular tubercle is to right of foramen magnum.)
Details
Identifiers
Latintuberculum jugulare ossis occipitalis[1]
TA98A02.1.04.018
TA2561
FMA75749
Anatomical terms of bone

The jugular tubercle (of occipital bone[1]) is a rounded prominence[2]: 568 /oval elevation[1] upon the superior (i.e. internal[1]) surface of the occipital condyle[2]: 817  at the junction of the basilar part and lateral part of the occipital bone, just medial to the jugular foramen[2]: 568 [1] on either side of the foramen magnum.[1]

It overlies (i.e. is situated superior to[2]: 568 ) the hypoglossal canal[2]: 817  and is situated anterosuperior to the internal opening of this canal.[1] The glossopharyngeal nerve (CN IX), vagus (CN X), and accessory (CN XI) pass across the posterior portion of the jugular tubercle to reach the jugular foramen.[2]: 568 

References

  1. ^ a b c d e f g "jugular tubercle of occipital bone". TheFreeDictionary.com. Retrieved 2023-08-01.
  2. ^ a b c d e f Standring, Susan (2020). Gray's Anatomy: The Anatomical Basis of Clinical Practice (42th ed.). New York. ISBN 978-0-7020-7707-4. OCLC 1201341621.{{cite book}}: CS1 maint: location missing publisher (link)


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