From Wikipedia, the free encyclopedia
Perihypoglossal nuclei
Details
Identifiers
Latinnuclei perihypoglossales
Anatomical terms of neuroanatomy

Perihypoglossal nuclei (also perihypoglossal complex, perihypoglossal nuclear complex, or satellite nuclei[ citation needed]) are three prominent groups of neurons in the caudal medulla oblongata [1] near the hypoglossal nucleus: [2]: 449.e1  the nucleus prepositus hypoglossi, intercalated nucleus, and sublingual nucleus. They are involved in controlling eye movements: they send their principal projections to the three cranial nerve nuclei controlling extrinsic eye muscles via the medial longitudinal fasciculus. [1]

Anatomy

is a group of neurons in the floor of the fourth ventricle, close to the nucleus of the hypoglossal nerve in the gray substance of the medulla oblongata, all of which contain cells with characteristics suggestive of reticular connections.[ citation needed]

Afferents

Perihypoglossal nuclei receive afferents from the cerebral cortex, vestibular nuclei, accessory oculomotor nuclei, and paramedian pontine reticular formation. [1]

Efferents

The nuclei project principally to all three cranial nerve nuclei controlling extrinsic eye muscles (the oculomotor (CN III), trochlear (CN IV), and abducens (CN VI) nuclei) via the MLF, [1] with additional efferents to the cerebellum, and thalamus.[ citation needed]

References

  1. ^ a b c d Kiernan, John A.; Rajakumar, Nagalingam (2013). Barr's The Human Nervous System: An Anatomical Viewpoint (10th ed.). Philadelphia: Wolters Kluwer Lippincott Williams & Wilkins. ISBN  978-1-4511-7327-7.
  2. ^ Standring, Susan (2020). Gray's Anatomy: The Anatomical Basis of Clinical Practice (42th ed.). New York: Elsevier. ISBN  978-0-7020-7707-4. OCLC  1201341621.
From Wikipedia, the free encyclopedia
Perihypoglossal nuclei
Details
Identifiers
Latinnuclei perihypoglossales
Anatomical terms of neuroanatomy

Perihypoglossal nuclei (also perihypoglossal complex, perihypoglossal nuclear complex, or satellite nuclei[ citation needed]) are three prominent groups of neurons in the caudal medulla oblongata [1] near the hypoglossal nucleus: [2]: 449.e1  the nucleus prepositus hypoglossi, intercalated nucleus, and sublingual nucleus. They are involved in controlling eye movements: they send their principal projections to the three cranial nerve nuclei controlling extrinsic eye muscles via the medial longitudinal fasciculus. [1]

Anatomy

is a group of neurons in the floor of the fourth ventricle, close to the nucleus of the hypoglossal nerve in the gray substance of the medulla oblongata, all of which contain cells with characteristics suggestive of reticular connections.[ citation needed]

Afferents

Perihypoglossal nuclei receive afferents from the cerebral cortex, vestibular nuclei, accessory oculomotor nuclei, and paramedian pontine reticular formation. [1]

Efferents

The nuclei project principally to all three cranial nerve nuclei controlling extrinsic eye muscles (the oculomotor (CN III), trochlear (CN IV), and abducens (CN VI) nuclei) via the MLF, [1] with additional efferents to the cerebellum, and thalamus.[ citation needed]

References

  1. ^ a b c d Kiernan, John A.; Rajakumar, Nagalingam (2013). Barr's The Human Nervous System: An Anatomical Viewpoint (10th ed.). Philadelphia: Wolters Kluwer Lippincott Williams & Wilkins. ISBN  978-1-4511-7327-7.
  2. ^ Standring, Susan (2020). Gray's Anatomy: The Anatomical Basis of Clinical Practice (42th ed.). New York: Elsevier. ISBN  978-0-7020-7707-4. OCLC  1201341621.

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