Ustnotesgroup2010 Brainstem Anatomy

  • November 2019
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  • Words: 138
  • Pages: 3
Olfactory tract

Mamillary bodies

Optic nerve Oculomotor nerve (III)

Optic chiasma Optic tract

Trochlear nerve (IV)

Cerebral peduncle

Superior pontine sulcus

Basilar sulcus

Trigeminal nerve (V) Inferior pontine sulcus

VI

Glossopharyngeal nerve (IX) Vagus nerve (X)nerve Hypoglossal rootlets (XII) Hypoglossal nerve (XII)

Olive Pyramidal decussations

Spino-medullary junction Pyramid

VII VIII

Pons Middle cerebellar peduncle

Accessory nerve (XI)

Brainstem (ventral view)

Pineal body Thalamus

Medial

Geniculate bodies

Lateral Corpora

Superior colliculus

quadrigemina Inferior colliculus

Inferior quadrigeminal brachium Superior Middle

Trochlear nerve (IV)

Cerebellar peduncles

Inferior Rhomboid Fossa

Dorsal median sulcus

Tuberculum cuneatus Tuberculum gracile Fasciculus cuneatus Fasciculus gracile

Brainstem (dorsal view)

Rhomboid Fossa (close-up) Trochlear nerve (IV) Trigeminal nerve (V) Superior medullary velum Medial eminence Sulcus limitans Facial colliculus Area vestibularis Dorsal median sulcus

Striae medullaris Area vestibularis Hypoglossal trigone Vagal trigone Tuberculum cuneatus Tuberculum gracile


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