Sheep Brainstem


Equine Lateral View


Dissected Brain

Brainstem>
Includes:
• diencephalon
• mesencephalon
• pons of metencephalon
• myelencephalon

Surface Features . . .
Ventral surface:
• hypothalamus
• crus cerebri
• pons
• pyramids & trapezoid body
• cranial nerves

Dorsal surface:
• epithalamus
• tectum
• transected cerebellar peduncles
• fourth ventricle

Median surface:
• third ventricle
• mesencephalic aqueducts
• fourth ventricle

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