Introductary Head Dissection Removable Half BrainLife Size Removable half brain 6 parts Full size model shows major structures of the head. Left side is dissected to show internal structure of mouth, tongue, eye, front of skull and nasal passages. Eye is removable. Left half of brain is removable and dissected into 4 parts. Right half of face has cut away to show parotid gland and mylohyoid muscle. Includes key card identifying 40 structures. Base is 9 3 4 x 6 3 4" Head is approx. 7H x6W x 7L