Overall, there is considerable shrinkage that occurs in the aging brain, however the shrinkage is selective. it is the frontal cortex (especially the prefrontal cortex), the and the that show profound shrinkage with age.

Answer

                 Overall, there is considerable shrinkage that occurs in the aging brain, however the shrinkage is selective. it is the frontal cortex (especially the prefrontal cortex), the frontal lobe, and the hippocampus that show profound shrinkage with age

common management practices in dairy and poultry farming are: (i) proper shelter facilities and their regular cleaning. (ii) some basic hygienic conditions such as clean water, nutritious food, etc. (iii) animals are kept in spacious, airy, and ventilated place.