The copulative cycle is a set of specific physiological processes occurring in each of the partners during coitus. Social and cultural influences in sexual relationships
The sexual reactions of people have been studied in detail by W. Masters and W. Johnson (1966) through direct laboratory observation of more than 10,000
The energy supply of sexual desire (libido) is carried out by deep brain structures (the limbic complex, visual cusps, hypothalamus, pituitary gland) and endocrine glands.
Separation is a global phenomenon of human sexuality. Sexual dimorphism is manifested in a wide range of morphophysiological and behavioral differences between a man and