PSYC-2005EL Lecture Notes - Lecture 9: Secondary Sex Characteristic, Facial Hair, Spermarche
14 Nov 2016
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Document Summary
Sexuality and sexual behaviour (cid:862) tor(cid:373) a(cid:374)d tress(cid:863) period. Asynchronous development during this time is not in harmony and can vary drastically. Puberty is the largest growth rate since the age of two. Cephalocaudal primarily in the head (the top of the head widens and the face elongates) Distoproximal hands and feet arms and legs trunk. Girls growth starts earlier and lasts for a shorter length of time then boys. Clumsiness is seen through distoproximal growth trend. The period during which an adolescent reaches sexual maturity. The primary sex organs enlarge and the secondary sex traits begin to develop. Three step process that takes approximately 2- 4 years. Prepubescent secretion of gender appropriate hormones: boys 14/15, girls 11/12, secondary sex characteristics include: Pubescent: secondary sex characteristics are nearing the end of development, reproductive organs are functional but fertility is not usually yet achieved, boys can now ejaculate spermarche, girls undergo menarche menstruation.
