* Inhibitory Control: Human ability to  dominate impulsive answers (automatic) and generate answers mediated attention and reasoning.


* Seratonin: Neurotransmitter indolamine. Biomolecule that sends information through sinapsis between neurons and intervenes in  contraction smooth  muscle,  regulation of sleep and contributes in happiness.


* Dopamine :Neurotransmitter phenylethylamine - catecholamine. Intervenes: behaviour, cognition, motor activity, motivation, regulation of  sleep, mood, attention and learnig.