dorsal surface of the brain stem rhomboid fossa Median sulcus Sulcus limitans Vestibular area overlies vestibular nuclei Acoustic tubercle x overlying dorsal cochlear nucleus Medial eminence Striae medullares Facial colliculus overlies nucleus of abducent n and D genu of faclal nerve
Median sulcus Sulcus limitans Vestibular area overlies vestibular nuclei Acoustic tubercle overlying dorsal cochlear nucleus Medial eminence Striae medullares rhomboid fossa Facial colliculus overlies nucleus of abducent n. and genu of facial nerve dorsal surface of the brain stem
dorsal surface of the brain stem rhomboid fossa Hypoglossal triangle overlying hypoglossal nucleus Vagal triangle overlies dorsal nucleus of vagus nerve Area postrema: lies between the vagal triangle and gracile tubercles Locus ceruleus at the upper end of Sulcus limitans
dorsal surface of the brain stem rhomboid fossa Hypoglossal triangle overlying hypoglossal nucleus Vagal triangle overlies dorsal nucleus of vagus nerve Area postrema ：lies between the vagal triangle and gracile tubercles Locus ceruleus at the upper end of Sulcus limitans
Fourth ventricle第四脑室 position Lie between the Pons medulla Oblongata and cerebellum (in front of cerebellum and posterior to the pons and medulla oblongata
Fourth ventricle 第四脑室 Lie between the Pons medulla Oblongata and cerebellum (in front of cerebellum and posterior to the pons and medulla oblongata ). position
Fourth ventricle Floor-- rhomboid fossa Roof Anterior part superior cerebellar peduncle superior medullary velum
Fourth ventricle Floor-- rhomboid fossa Anterior part superior cerebellar peduncle superior medullary velum Roof：
Fourth ventricle Roof: Posterior part inferior medullary velum tela choroidea of fourth Ventricle choroid plexuses of fourth Ventricle produce the cerebrospinal Fluid(csF)
Fourth ventricle choroid plexuses of fourth Ventricle produce the cerebrospinal Fluid (CSF) Posterior part inferior medullary velum tela choroidea of fourth Ventricle Roof：