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While older people are generally perceived as more mature and to possess greater credibility, psychological maturity is not determined by one's age. [ 36 ] [ 37 ] [ 38 ] However, for legal purposes, people are not considered psychologically mature enough to perform certain tasks (such as driving , consenting to sex , signing a binding contract ...
The Tanner scale (also known as the Tanner stages or sexual maturity rating (SMR)) is a scale of physical development as pre-pubescent children transition into adolescence, and then adulthood. The scale defines physical measurements of development based on external primary and secondary sex characteristics , such as the size of the breasts ...
The size of the testicles is among the parameters of the Tanner scale for male genitals, from stage I which represents a volume of less than 1.5 ml, to stage V which represents a testicular volume of greater than or equal to 20 ml. Testicular size reaches maximal adult size about 6 years after the onset of puberty.
Adult development encompasses the changes that occur in biological and psychological domains of human life from the end of adolescence until the end of one's life. Changes occur at the cellular level and are partially explained by biological theories of adult development and aging. [ 1 ]
Our society can sometimes hyperfixate on the idea that children need parents. Erikson shares and reinforces another view. Adults need children. The effort that is given to the children can help the adult become more mature. On top of that, as an adult is generative to youth, it can influence the children to return the favor when they grow up. [35]
Biologically, an adult is a human or other organism that has reached sexual maturity. In human context, the term adult has additional meanings associated with social and legal concepts. In contrast to a legal minor, a legal adult is a person who has attained the age of majority and is therefore regarded as independent, self-sufficient, and ...
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Coming of age, a very young person's transition from childhood to adulthood; Age of majority, the threshold of adulthood as it is conceptualized (and recognized or declared) in law; Puberty, the process of physical changes by which a child's body matures into an adult body capable of sexual reproduction