Answer:
a thing or event that evokes a specific functional reaction in an organ or tissue.
Explanation:
It main aim to give an overview about the effect of dietary nutrients on the structure and functions of brain. Brain which is elaborated from substances present in the diet such as vitamins, essential amino acids, fatty acids, omega-3 , etc.
Micronutients ( vitamins, trace- elements) have been directly evaluated in the setting of cerebral functioning. Nervous tissues use glucose to produces the energy and implies the presence of vitamin B1 , which perform cogitative functions, specifically in elderly. Vitamin B9 , which preserve the brain during its development .
Genetic potential of children for their physical growth and mental development may compromised due to deficiency of micronutrients. Their poor nutritional status are exposed to alterations of mental and behavioral functions that can corrected by dietary measure.
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A, I believe. Because after collecting you need to analyze in order to do many other steps. Also all the other answers are something before collecting data
Axon: the messenger cell that carries the command to contract muscles.