line of fixation a straight line between the object of visu...
Dora case one of Sigmund Freud’s earliest and most celebrat...
plexus n. a network of similar structures (e.g., nerves, bl...
dynamic system a system in which a change in one part influ...
negative tropism the orientation of an organism away from a...
reflex n. any of a number of automatic, unlearned, relative...