Chapter 9 Flashcards
sexuality
quality of being sexual
Sex
biological male or female
Intimacy
physical closeness
Sexual health
state of optimal well-being related to sexuality throughout life
Greatest risk are ___
emerging adulthood ages 18-25, don’t use birth control
Responsible sexuality
fullest possible functioning of body, mind, spirit, and social relationships
Gender
indicated by sex chromosomes and hormones, psychological and sociological aspects of being male or female
Sexual identity
based on sexual anatomy and appearance
Gonads
structures that produce reproductive cless
Differentiation
depends of genetic instrutions
Male form testes after ___ weeks
7
Ovaries form in ___ weeks
8
Intersexual
both male and female
Hormones
chemical messengers carried to target by blood
Endocrine system
group of organs that produce hormones
Hypothalamus
directs endocrine system
Pituitary gland
turns glands on and off
Estrogen is crucial for ___ fertility
male
Puberty
started by pituitary gland, brain stims hypothalamus to secrete GnRH (start period)
Gonadotropins
released by pit gland after hypo stim, stimulate gonads to make sex hormones
- FSH and LH
Secondary sex characteristics
after estrogen increases, breast grow, starts menstruating
- M = voice deepens
Menarche
first menstruation, repro life starts (40 years)
___ halts bone growth
estrogen
Ovulation
triggered by increased LH, release of egg cell