Nervous System, The

Main title missing. Brief shot open-top car down road seen from behind not useful. 16:19:22 Examples of nervous systems in nature: microscopic; leaf closes when exposed to heat; frog jumps to avoid human foot; cat pounces on mouse as it emerges from hole in wall. 16:19:51 PoV shot from behind car driver as he drives thru busy city traffic in convertible; CUs traffic lights & car gears shifted / changed. 16:20:01 Shot of driver in car freezes & animation of brain & spine superimposed. Diagram showing nervous systems of man, cat & frog - cut to illustration of Neanderthal-looking man if brain was as small as a frog. Parts of nervous system labeled. 16:21:11 Damaged spine; man walks awkwardly. Diagram cells in central nervous system & links to muscle. Nerve cells seen thru microscope. 16:22:17 Bizarre sequence w/ medical procedure snipping sensory & motor nerve fibers of a cat; reactions of bandaged cat after different nerves cut. 16:22:55 CU nerve & muscle sample in petri dish, muscle contracts when nerve touched w/ electric charge. Animation of electrical signals moving along nerves. 16:23:35 Racing car across Bonneville Salt Flats; pistol firing. Animation of nerve impulse. Fuse burned. Postive & negative charges shown in animation. 16:25:04 Cat’s paw rubbed w/ something & noise of nerve impulses recorded on oscilloscope. Hand pulling weight attached to dial & sound of muscle reaction heard as man squeezes grip. 16:25:42 Cat w/ bizarre apparatus fixed to its head to record brain activity when ticking watch held up as stimuli & without. Man w/ eyes closed & headband recording brain beat. Animation showing paths of nerve impulses. 16:26:33 Frog hops when touched w/ electric charge. Remains of dead frog hanging on hook - top half skinned, legs still move when touched. 16:26:51 Man sitting on sofa gets up; cuts to animation of legs as foot steps on sharp object. Old men playing chess. End title ‘Passed by The Committee on Medical Motion Pictures of the American College of Surgeons’. Science - Biology; Experiments; Animal Testing; Animal Cruelty; Vivisection; Oddities; Gags; 1930s; 1937;