Academia Nacional de Medicina

Psychic apparatus: Freud id, ego, super-ego, contains pre-conscious, conscious, unconscious. The Oedipus complex: child’s sexual desire for the opposite-sex parent and hatred for the same-sex parent. Libido: energy of the sexual instinct. Electra complex: girl daughter–mother competition for psychosexual possession of the father. Narcissism: myth of Narcissus rejected the nymph Echo falling in love with

The brain has 100 billion neurons, connected by the connectome, base of human cognition. An autapse is the axon of a neuron onto itself, found in neocortex, substantia nigra, hippocampus. Neurotransmitters are stored in synaptic vesicles, released into the synaptic cleft, to the postsynaptic neuron. The locus coeruleus is in the pons, site for stress,

Origin of Mind in the Brain. The nervous system in vertebrates was analyzed focusing in published controversies on structure and function concerning neurons and neuroglia cells and their roles in perception, thoughts, intuition, feelings and will, as well as the conscience and subconscious structures origin of signals that link human beings with the environment. The

Cones, rods, horizontal, bipolar, amacrines, tubular, Interstitial amacrines, dislocated amacrine, ganglion cells, Müller cells, adrenergic terminals, oligodendroglia, inner and outer plexiform layers and cytochemistry of glycogen distribution from Mugil brasiliensis teleost retina were analyzed by electron microscopy. Horizontal cells had functional contact or electric synapses, between them forming a net. A new layer named tubular