A very simple reflex act, the 'knee-jerk,' a nervous mechanism

controlled by a center at the lower level of the spinal cord, was
markedly depressed, the time of response being increased 10 per cent
A very simple reflex act, the 'knee-jerk,' a nervous mechanism
controlled by a center at the lower level of the spinal cord, was
markedly depressed, the time of response being increased 10 per cent.
and the thickening of the muscles concerned in the act decreased
45 per cent. In some subjects the larger dose, 45 cubic centimeters,
practically abolished the knee-jerk.


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