Sunday 14/4/2013 -Spongy appearance *Sub-mandibular dog & Placenta -with lymph follicles *lymph node & spleen & Tonsil -CNS *with central canal: -spinal cord -closed Medulla *without central canal: -open medulla -pons -midbrain -cerebellum -cerebrum -High power: *pacinian corpuscle *T.S. muscle spindle *cornea *retina *organ of corti