chapter 6 Flashcards
the myelencephalon is commonly called the
medulla
most of the fourth ventricles is located in the _____ of the metencephalon
pons
the tegmentum can be thought of as the most colorful region of the brain because it contains the ____ nucleus, the __________ gray, and the substantia___
red. periaqueductal. nigra
in general, each cerebral hemisphere controls the _______ side of the body
contralateral
running up the core of the brain stem from the medulla to the midbrain is the ______; it plays a role in alertness, attention, and sleep
reticular for motion
the tectum compromises two pairs of nuclei: the _____ colliculi, which play a role in vision and the ______ colliculi, which play a role in the audition
superior. inferior
the metencephalon minus the cerebellum equals the _____
pons
the _________ is located in the _____ ventricle between the two lobes of thalamus
massa intermedia. third
cranial nerves 5,6,7, and 8 extended from the ____ of the metencephalon
pons
the myelencephalon consists mainly of _____ matter
white
the cerebellum is connected to the rest of the brain by the three pairs of cerebellar_____ , the most inferior of which connects the cerebellum to the _____ of the medulla
peduncles. olives.
the _____ tracts, which are major descending movement pathways, decussate in the posterior part of the medulla
pyramidal
releasing factors are released by hypothalamic neurons into the hypothalamopituitary portal system, which carries them to _____ pituitary
anterior
the cerebellum is part of the ____
metencephalon
oxytocin and vasopressin are synthesized and released by neurons that have their cell bodies in the paraventricular and supraoptic nuclei of the ______ and their terminal buttons in the ______ pituitary
hypothalmus. posterior
