title: Ultrastructure of snake muscle spindles.
mesh_terms: D000818:Animals; D002467:Cell Nucleus; D003593:Cytoplasm; D008854:Microscopy, Electron; D009470:Muscle Spindles / Q000166:cytology*; D009210:Myofibrils; D012911:Snakes / Q000033:anatomy & histology*; D013194:Staining and Labeling