The series of biological developments that transforms individuals from a state of physical immaturity into one which they are biologically mature and capable of sexual reproduction.
Primary Sex Characteristics
The organs directly involved in reproduction. ex: uterus, vagina, penis, scrotum
Secondary Sex Characteristics
The anatomical and physiological signs that outwardly distinguish males and females. ex: breast, broad shoulders
The first ejaculation. Ejaculation often occurs spontaneously during sleep and is called nocturnal emission.
Observed and industrialized countries, a pattern in which the average age of puberty declines across decades.
The degree to which a person experiences a sense of well-being verses depression and anxiety.
In Piaget's terms, a kind of mental operation in which all possible combinations are considered in solving a problem. Consequently, each partial link is a grouped in relation to the whole. In other words, reasoning moves continually as a function of a structured whole.
Positive Impact of Formal Reasoning
A suggested scientific reasoning becomes possible. Allows for systematic information processing.
Belief of being center of attention. Leads to extreme self-consciousness and going to extreme lengths to avoid embarrassment.