| 单词 | mass reflex |
| 释义 | > as lemmasmass reflex mass reflex n. Physiology a reflex response to a stimulus of the body below a spinal injury, which involves flexion of the legs and evacuation of the bladder and bowels. ΘΚΠ the world > health and disease > ill health > a disease > disorders of internal organs > disorders of nervous system > [noun] > disorders of spinal cord > reflex caused by mass reflex1917 1917 H. Head & G. Riddoch in Brain 40 233 It is evident, therefore, that under certain conditions the spinal cord below the level of the lesion may show signs of diffuse reflex activity. Scratching the sole of the foot may not only evoke a flexor spasm, but may cause premature evacuation of the bladder and an outburst of excessive sweating. This we have spoken of as a ‘mass-reflex’. 1970 M. Hollander tr. M. Monnier Functions Nerv. Syst. II. xii. 242 A mass reflex is an irradiation phenomenon consisting of flexion of the legs with visceromotor reflexes: sweating, micturition and defecation. 1992 Brain Res. Bull. 28 817 Monosynaptic mass reflex (MMR) was recorded from the ventral root. < as lemmas |
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