PSYCO105 Lecture Notes - Lecture 9: Sex Organ, Basal Metabolic Rate, Prefrontal Cortex

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Rites of passage mark transition from childhood into adulthood. Adolescence period of development and gradual transition between childhood and adulthood. Pu(cid:271)e(cid:396)t(cid:455) is diffe(cid:396)e(cid:374)t f(cid:396)o(cid:373) adoles(cid:272)e(cid:374)(cid:272)e, it"s a pe(cid:396)iod of (cid:396)apid ph(cid:455)si(cid:272)al maturation in which the period becomes capable of sexual reproduction (biologically defined), adolescence is a social construction. Young adulthood 20 to 40 years of age. Middle adulthood roughly ones 40s through early 60s. Body changes, brains hypothalamus signals the pituitary gland to increase its hormonal secretions. Pituitary hormones stimulate other glands, speeding up maturation of the primary sex characteristics (sex organs for reproduction) Hormonal changes also produce secondary sex characteristics (nonreproductive physical features such as breast in girls and facial hair in boys) Puberty landmark in girls is menarche, the first menstrual flow. Fo(cid:396) (cid:271)o(cid:455)s it"s the p(cid:396)odu(cid:272)tion of sperm and first ejaculation. Events occur most often in girls from age 11 to 13, for boys 12 to 14.

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