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A&P UTA EXAM 4
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A&P UTA EXAM 4 A&P UTA EXAM 4 A&P UTA EXAM 4
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A&P UTA EXAM 4Which tracts connect the cerebellum to the brain stem? Where are they located? - ANS Cerebral
peduncles / Pons
How do the lateral ventricles "communicate" with the third ventricle? - ANS interventricular foramens
What is the thin partition that separates the 1st and 2nd ventricles? - ANS septum pellucidum
What is the neural cortex found on the surface of? - ANS cerebrum
What do the cerebellum and pons develop from? - ANS Metencephalon
Which layer of meninges closely follow the gyrus and sulcus? - ANS pia mater
What is the name of the dural fold that projects into the longitudinal fissure between the cerebral
hemispheres? - ANS Falx cerebri
Where are the dural sinuses located? - ANS dural folds
How does cerebrospinal fluid enter the subarachnoid space? - ANS absorbed through blood vessels *
After the cerebrospinal fluid is absorbed at the arachnoid granulations, where does it return to? - ANS
circulates to the superior sagittal sinus
What are the functions of cerebrospinal fluid? - ANS - provide cushion
- provide buoyant support
, - act as transport medium for nutrients
- acts as transport medium for waste products
Which cells secrete cerebrospinal fluid? - ANS Ependymal
Where is the respiratory rhythmicity center located? - ANS medulla oblongata
Where are the nucleus gracilis and nucleus cuneatus located? What type of info do they send? What
structure do they send information to? - ANS - located in the medulla oblongata
- relay somatic sensory info to the thalamus
Where does the medulla oblongata relay auditory info to? - ANS inferior colliculi
What does the white matter of the cerebellum form? - ANS Arbor vitae
What are the the cerebral hemispheres separated by? - ANS Longitudinal fissure
Which structure oversees postural muscles, balance, and equilibrium? - ANS cerebellum
What structure relays auditory information to the auditory cortex? - ANS medial geniculate nucleus of
thalamus - located in diencephalon
Where do the optic tracts carrying information from the retina go? - ANS lateral geniculates
What are the nerve fiber bundles on the ventrolateral surface of the mesencephalon called? - ANS
cerebral peduncles
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