BrainstemThe Brainstem consists of:- the midbrain(top)- the pons- the medulla(bottom)- location of Cranial Nerve Nuclei - receives sensory from headand neck- motor nuclei for head and neck- nuclei for autonomicfunctions
Brainstem-Medial SectionPonsMedullaMidbrainCerebellumThalamusHypothalamusFourth VentricleCerebral Aquaduct- Connects 3rdventricle to the 4thventricle
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Cerebral PedunclesInferior View-Brainstem- Descending motor fibersPonsPyramids-Descending motor fibersCerebellumDecussation of Pyramids- the point at which the descending motor fibers cross over to the contralateral (opposite) side of the bodyMedullaMidbrain