Relier Pairs Major structures & landmarks in the nervous systemVersion en ligne emphasis of function in sensory and motor systems par Taylor Hill 1 cerebellar peduncles 2 red nucleus 3 cerebral aqueduct 4 brainstem 5 pontine nuclei 6 vestibular nuclei 7 reticular formation 8 midbrain 9 cerebral peduncles 10 inferior olivary complex 11 superior colliculi 12 medulla 13 pons 14 inferior colliculi 15 dorsal column nuclei 16 vestibular nuclei 17 pyramids two large cylindrical masses on ventral surface of midbrain containing descending motor fibers from the cortex regulating posture and coordinating eye and head movements consists of pontine nuclei, cerebellar peduncles, vestibular nuclei, reticular formation two rounded masses on the ventral surface of the medulla containing motor fibers three paired fiber bundles connecting the cerebellum and brainstem via cerebellar afferents and efferents "climbing fibers" to cerebellum that are involved in motor learning nuclei in the basal pons that receive inputs from the cerebral cortex and project to contralateral cerebellum consists of cerebral peduncles, red nucleus, cerebral aqueduct, superior & inferior colliculi consists of midbrain, pons, medulla major link in the auditory system site of origin of a descending pain-control pathway complex network of nuclei involved in integrative functions: control of complex movements, transmission of pain info, vital functions, consciousness involved in cerebellum circuitry and in control of limb movements, especially shaping the hand during reaching involved in regulating posture and coordinating eye and head movements nuclei for really of proprioceptive and discriminative touch for dorsal column-medial lemniscus system contains pyramids, inferior olivary complex, dorsal column nuclei, vestibular nuclei, reticular formation involved in directing visual attention and controlling eye movements