【医】 blood spirochete
blood; lifeblood; related by blood【医】 blood; haem-; haemato-; haemo-; hem-; hemat-; hemato-; hemo-; sangui- sanguis
inner; inside; within【医】 end-; endo-; ento-; in-; intra-
helicoid; spirochaete【医】 spirochete