7-transmembrane (7TM)-hormonal receptors with by noradrenaline (NA) bind activate adenylate cyclase (AC). The dendrites at the oral-cavity of NA-AC-Hypothalamic (OC-NA-AC-HT) axis have axons across the blood-brain barrier (BBB). Its function is to modulate the hypothalamic-pituitary-adrenal (HTPA) axis and its secretions into the capillary arterioles irrigating the oral cavity. The atrophy of the mammalian olfactory bulb lead humans into motor and re-adaptive brain needs. Thus, an emotional brain develops at human nurturing age. Thus, saliva hormonal communication of infants conditions by dopamine exchanges as behavioral reward. The cAMP response element binding (CREB) protein via stimulatory or inhibitory receptors (Rs and Ri) on G protein phosphorylation could stimulate signaling rewards during stages of neuronal plasticity, allowing mechanisms for conectomas development. Moreover, nurturing as a basal period allows reconfiguration of the structures of the brain itself like to 3 times improvement of the velocity of impulse transmission by axons myelination at important pathways. Infants manifest a functional amygdala and hippocampus when still have an under develop frontal brain. Emotional learning allows to bypass genetic constrains to obtain a self-cognitive level, which links to family and society experience at the unconscious level. Conformational changes release O2 from the 4 Hemes and 2Mg2+ during deoxygenation. Mutual exclusion allows the movement of His β_2 143 to the new domain by the confluence of the positive R groups surrounding the single cavity for 2,3-DPG5- of the deoxyHb structure. Nascent Mg2+ dynamics drive Na+/K+ membrane translocation for electrogenic action potential. The H-bonds breakdown and reconstitution involved in the conformational change, showed the energy flow sequence by mutual exclusion in oxy to deoxyHb, blood-plasma to cerebrospinal fluid (CSF) and AC conformational change from hydrophilic to hydrophobic domains. A mechanism by a switch on/off by Mg2+-cAMP coordinative insertion to open DNA in a 3 helix transitory structure with bases pointed externally. Hence, allowing a localized transcription for induce gene and phenotype expression. The initial 16.33 molarity of (H_2 O)_(n=3.4) by H-bonds exhaustion retains randomness. The kinetics energy of solvation provides a polarity scale for unidirectional unitary sense circulatory flow for the thermogenic transitions dissipation to exclude organismal entropy. The direct link to oral cavity allows an autonomous emotional human brain. The non-polar sides tends at microtubules to generate a coherence water superposition as dimers (H_2 O~OH_2), with kinetic energy when reach the oral cavity is exhaled as a 5% vapor.