Comparative anatomical aspects of the mammalian brain stem and the cord.
D000717:Anatomy, Comparative; D000818:Animals; D001933:Brain Stem / Q000033:anatomy & histology*; D005116:Extrapyramidal Tracts / Q000033:anatomy & histology; D008526:Medulla Oblongata / Q000033:anatomy & histology; D011149:Pons / Q000033:anatomy & histology; D011712:Pyramidal Tracts / Q000033:anatomy & histology; D012154:Reticular Formation / Q000033:anatomy & histology; D013116:Spinal Cord / Q000033:anatomy & histology*; D013133:Spinothalamic Tracts / Q000033:anatomy & histology; D013681:Tegmentum Mesencephali / Q000033:anatomy & histology