Electricity in its relations to practical medicineAppleton, 1872 - 506 pages |
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Page 36
... strong deviation . The direction of the current is always from the longitu- dinal section to the transverse section , and in such manner that the points of the surface lying near the equator are positive in relation to those near the ...
... strong deviation . The direction of the current is always from the longitu- dinal section to the transverse section , and in such manner that the points of the surface lying near the equator are positive in relation to those near the ...
Page 52
... strong ascending current , only an opening contraction ; with a strong descending current , only a closing contraction . The law observed in muscular contractions accords per- fectly with the law that governs nervous contractions , when ...
... strong ascending current , only an opening contraction ; with a strong descending current , only a closing contraction . The law observed in muscular contractions accords per- fectly with the law that governs nervous contractions , when ...
Page 66
... strong argument in favor of the correctness of Valli's theory . Matteucci and Longet ' tell us that they have ob- served directly opposite phenomena in experimenting on the sensitive nerves , which lose their vitality first in their ...
... strong argument in favor of the correctness of Valli's theory . Matteucci and Longet ' tell us that they have ob- served directly opposite phenomena in experimenting on the sensitive nerves , which lose their vitality first in their ...
Page 69
... strong current there is only a sensation on opening the circuit ; while , on the contrary , by an ascending current , the sensation on closing the circuit increases with the strength of the current . If we allow the interrupted current ...
... strong current there is only a sensation on opening the circuit ; while , on the contrary , by an ascending current , the sensation on closing the circuit increases with the strength of the current . If we allow the interrupted current ...
Page 72
... strong sensa tion of sound , which continues during the flow of the cur- rent , but gradually dies away when the circuit is opened . If the anode be placed in the ear , no sound is heard either at the moment of making the connection or ...
... strong sensa tion of sound , which continues during the flow of the cur- rent , but gradually dies away when the circuit is opened . If the anode be placed in the ear , no sound is heard either at the moment of making the connection or ...
Common terms and phrases
acid action affected anæsthesia apparatus application atrophy attacked battery Bellevue Hospital bladder body caused cervical circuit condition conducting wires conductor connected consequence constant current continued contractions copper cure cylinder degree deltoideus diplegic direction disease dorsal Duchenne electric current electrical irritation electro-muscular contractility electrode elements especially excited extensor facial facial nerve faradization fibres fingers flexor foot forearm frequently galvanic current hand inches increased induced current induction intensity interrupted left side magnet means Medical Medicine metallic method minutes motion motor movements muscles muscular needle negative pole nerves nervous neuralgia nitric acid normal pain paralysis paralyzed muscles passed patient phalanges physician Physiology plate portion positive pole produced progressive muscular atrophy rectum reflex Remak result right side scapula sensation shoulder-blade skin spasms spinal marrow suffered swelling sympathetic symptoms temperature thigh thumb tion tissue trapezius upper uterus vertebral column Voltaic pile walk weeks zinc