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21 Cards in this Set
- Front
- Back
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Sexual identity?
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Biological sex characteristics, everyone is first a female, then differentiate into males
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GENDER IDENTITY?
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conviction of maleness and femaleness, by age 2-3, Reults from cues in environment, parental and cultural attitudes, external genitalia and genetics
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Gender Role?
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Actions to disclose gender
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Medial Preoptic neurons and sexual dimorphism?
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Male typical behavior
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Ventromedial Nucleus an sexual dimorphism?
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Female typical behavior, nucleus not larger in females,
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Spinal cord dimorphisms?
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Increase neurons to the ischiocavernosus and bulbocavernosus, death of otor neurons in female
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Three nuclei of anterior hypothalamus?
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INAH 1: not dimorphic
INAH 2: possible dimorphic INAH 3: definitely dimorphic Plays vital role in male typical behavior |
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Endocrine and Medial preoptic nucleus?
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androgen and estrogen recepors, enzyme aromatase(Androgen to Estrogen)
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Endocrine and Ventromedial nucleus?
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Estrogen primes it, increasing progesterone receptors
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Phases of sexual response cycle?
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Desire, Arousal, orgasm, resolution
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Adrenergic system and sexual response cycle?
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Alpha 1 causes detumescence, blockage causes erection, erectile dysfunction with adrenergic antiHTN drugs, Ephedrine facilitates sexual arousal in women
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Dopaminergic system and sexual response cycle?
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DA in ventral striatum increases sexual arousal
DA in dorsal striatum increases intromission and ejaculation Faclitates sexual desire and ejaculation |
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Cholinergic syystem and sexual response cycle?
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Cholinergic antagonist cause erectile dysfunction
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serotenergic system and sexual response cycle?
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SSRI's cause sexual disfunction
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Noradrenergic system and sexual response cycle?
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Yohimbe causes release of NE and improve ED and increases quality of orgasm and desire
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Testosterone and sexual response cycle?
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Increases male libido, activate DA and inhibit 5-HT, involved in desire, not erectile function
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Estrogens and sexual response cycle?
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Not a direct role, regulates NO synthesis expression
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Progesterone and sexual response cycle?
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Inhihibits sexual desire
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Prolactin in males and sexual response cycle?
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Low libido and impotence
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Prolactin in females and sexual response cycle?
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Decrease desire, lubrication and orgasm
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Oxytocin and sexual response cycle?
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Plays role in orgasm
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