By David J. Beintema
"Research on repiratory, circulatory, genetical and biochemical positive factors of the neonate has made super growth in recent times, yet wisdom of the functionality of C.N.S. at present in nonetheless scanty. The mind of the younger boy or girl has been the ignored organ par excellence. There are actually symptoms that this case is altering. learn on mind mechanisms of the younger child has frequently been restricted to experiences of unmarried responses of reflexes. This has resulted in an in depth description of the repertoire of mind mechanisms. those findings within the child have been regarding neurological mechanisms present in pathological s of the grownup mind lately, notwithstanding, the developmental methods of the baby mind have ben studied of their personal correct.
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Extra info for A Neurological Study of Newborn Infants. Clinics in Developmental Medicine, No. 28
Most other investigators reported positive responses in a high percentage of their cases. Yang (1962) examined 100 infants on the first and third day; 61 on the first day and 82 on the third day had normal responses. Eisenberg et al. e. any kind of visual reflexes) to different noises in 42-9-71 -3 per cent of infants tested between the first and ninth day of life. Wedenberg (1956) and Eisenberg et al. (1964) have emphasised the necessity of considering the prestimulus state of the infant. To elicit the acoustic blink reflex we used a handclap about 30 cm.
The averages of the total scores for motor-activity on the first 3 days were negatively correlated with the scores for onset of regular respiration (r = —0-29, p < 0-05) and positively correlated with the 3-minute Apgar scores (r= +0-33, ρ<0·05). When the total scores of the three days were considered separately, these relationships were not significant. Hence it was only those infants with a consistent hypokinesis during the first 3 days who also had low Apgar scores and a longdelayed onset of regular respiration.
48 (D) State Predominance No relationship was found with state predominance. In other words the duration of the optimal state 3 appeared to be unrelated to the scores for abdominal skin reflexes. No explanations for the significant correlations are available. TABLE 32 Optical Blink Reflex Number of Cases Percentages Age in days Age in days Score 0 1 2 3 4 5 Total 2 5 9 1 1 3 1 2 2 2 2 2 2 1 2 3 1 3 2 44 43 36 33 33 35 33 39 33 2 4 1 3 4 6 7 8 1 2 2 - 1 - - - — - — 49 48 38 39 36 40 37 42 35 2 90 6i 4 89i 4 - 3 4 5 6 7 8 9 2* 5i 5 5i 4i 5 3 2± 6 8 95 84i 9U 87i 89 93 94 2± - - — - - 2i 100 100 100 100 100 100 100 100 100 Optical Blink Reflex This reflex is described in the literature as very constant in the newborn infant (André-Thomas and Saint-Anne Dargassies 1952, Peiper 1961, Yang 1962).