Central Nervous System- Basic Neuropathology

Question No. 2. The Answer is: (C)- 360 grams.

Discussion: Brain weight is about 380 g at birth; 970 g at 1 year; 1120 g at 2 years; 1300 g at 5 years; 1400 g at 10 year; 1450 g at 19-21 year; 1430 g at 50 year; 1370 g at 60 year; 1330 g at 80 year. In females the maximum is 1340 g at age 18, which declines to 1140 g at 80.

Reference:

1.       Adams JH and Duchan LW. Greenfield’s Neuropathology, 5^th Edition, 1992 Oxford University Press. Page 2.

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