UNIT 2 AND 3: SEXUAL AND ECONOMIC SELF Flashcards
sexually dimorphic characteristic that are not directly involved in reproduction
secondary sexual characteristics
it is the human organ system responsible for the production and fertilization of gametes and carrying the fetus
reproductive system
both male and female reproductive organs are called
gonads
testes in males
ovaries in females
what are gametes
sperm or eggs
sex hormones
male - testosterone
female - estrogen
sex hormones are called ______ that control the prenatal development of reproductive organs
endocrine hormones
is responsible for undifferentiated embryonic tissues
Y-chromosome gene
comes from the greek word eros (love) and genous (producing)
erogenous
area that can produce sexual arousal when stimulated
erogenous zone
the brain and other sexual organs respond to sexual stimuli in a universal fashion known as
sexual response cycle
4 stages of sexual response cycle
• excited
• plateau
• orgasm
• resolution
activation of the sympathetic branch of the autonomic nervous system
excitement
blood flow, heart rate and breathing intensify during this phase
plateau
the shortest but most pleasurable phase aka climax
orgasm
the body return to pre-aroused state
resolution
it is the structure that translates the nerve impulses from the skin into pleasurable sensations
controls nerves and muscles during sexual behavior
brain
often referred to as “foreplay”, females experience orgasmic platform— the outer third of the vaginal walls tightening
pre seminal fluid release
plateau
after reaching the climax, neuromuscular tension is released and the hormone _______ floods the bloodstream
oxytocin
during resolution phase, males enter ______ of being unresponsive to sexual stimuli
refractory period
it is the most important part of the brain for sexual functioning
hypothalamus
hormone of love
oxytocin
responsible for ovulation in females by triggering egg maturity
follicle-stimulating hormone
triggers the release of a mature egg in females during ovulation
luteinizing hormone
testosterone and estrogen drive lust
dopamine
norepinephrine
serotonin for attraction
oxytocin and vasopressin for attachment