Psychological and cultural differences between males and females, including attitudes, behaviours and social roles. Gender is learned and is more fluid.
When a person's biological sex doesn't match how they feel (their gender). They may decide to have gender reassignment surgery, becoming transgender, to bring their sexual identity with their gender identity.
A set of expectations or appropriate behaviour for males and females in a society. These expectations are somehow communicated throughout society and may be reinforced by parents, peers, the media, school etc.
The Bem Sex Role Inventory (BSRI): Systematic attempt to measure androgyny using a scale of 60 traits to produce scores on masculinity - femininity + androgynous - undifferentiated
Useful for research purposes e.g. to quantify students and the results corresponded with participants' own description of their gender identity, demonstrating validity
A male hormone that controls the development of male sex organs, begins at 8 weeks of foetal development, produced in the testes and small amounts in the ovaries, associated with aggression
Primary female hormone important in the development of the menstrual cycle and reproductive system, determines female sex characteristics and menstruation, can cause heightened emotionality and irritability in some women
Stimulates lactation, making it possible for mothers to breastfeed their children, reduces hormone cortisol and facilitates bonding, produced in massive quantities before labour and after childbirth, women typically produce more oxytocin than men