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Transverse section through the mesencephalon at the level of the superior quadrigeminal body.

Section of Mesencephalon at Superior Quadrigeminal Body

Transverse section through the mesencephalon at the level of the superior quadrigeminal body.

Two sections through the tegmentum of the pons at its upper part, close to the mesencephalon. A is at a slightly lower level than B.

Section Through Tegmentum

Two sections through the tegmentum of the pons at its upper part, close to the mesencephalon. A is at…