KINESIOL 2A03 Lecture Notes - Lecture 15: Pontine Nuclei, Rapid Eye Movement Sleep, Cranial Nerves
25 Nov 2015
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Descending: pyramids are descending bc its goes to muscles so it goes from brain to body; moves down. Medulla oblongata is the lowest part of brainstem. Pons: superior to medulla oblongata, acts as a bridge btw lower parts of the medulla oblongata/brain stem and the cerebrum after it goes through the midbrain and the diencephalon, large portion is ascending and descending nerve tracts. Involved in one portion of your sleep centre; this portion is rem sleep. Involved in rapid eye movement of your sleep centre (rem sleep) Rem sleep is when your eyes are moving while youre sleeping. Works with medulla oblongata for this function (rmb there are multiple systems doing the same job for vital reflexes in the body: anterior to pons. Gray matter region where there are lots of cell bodies and. Acts as a communication btw cerebrum and cerebellum.
