Use LEFT and RIGHT arrow keys to navigate between flashcards;
Use UP and DOWN arrow keys to flip the card;
H to show hint;
A reads text to speech;
17 Cards in this Set
- Front
- Back
|
Chapter opened with a boy who was born with female genitals but later developed a penis and manly features. The changes at puberty were ... |
activating and organizing |
|
|
What is the best argument that sex is a drive like hunger and thirst ? |
sexual behavior involves arousal and satiation |
|
|
There is evidence that pheromones affect ___ in humans |
menstrual cycle sexual attraction |
|
|
A likely result of the coolidge effect is that an individual will |
have more sex partners |
|
|
The part of the sexual responses cycle that most resembles homeostasis is... |
resolution |
|
|
The increase in testosterone on nights that couples have intercourse is an example of |
effect |
|
|
The sex difference in the size of the sexually dimorphic nucleus is due to |
sex hormones |
|
|
The most prominent structures in the sexual behavior of female rats is the |
ventromedial nucleus |
|
|
The chromosomal sex of a fetus is determines ... |
by the sperm |
|
|
The main point of the discussion of cognitive and behavioral differences between the sexes was to.. |
make a case for masculinization and feminization of the brain |
|
|
The term that describes a person with XX chromosomes and masculine genitals is... |
female pseudohermaphrodite |
|
|
The best evidence that the brains of people with sexual anomalies have been masculinized or feminized contrary to their chromosomal sex is (are) their |
behavior and cognitive abilities |
|
|
Testosterone injections in a gay man would most likely |
increase his sexual activity |
|
|
Evidence that lesbianism is biologically influenced is ... |
-that there is a high concordance among identical twins -that lesbians have a couple of distinctive physical features |
|
|
Sexual Response Cycle |
4 phases: Excitement phase- period of arousal andpreparation for intercourse Plateau phase- increase in sexual arousal levelsoff Orgasm- rhythmic contraction occur; in maleejaculation Resolution- arousal decreases and the bodyreturns to its previous state |
|
|
2 Brain structures |
1)Medial amygdala-involved in sexual behavior, aggression, and emotions. Role apparently is to respond to sexually exciting stimuli, such as the presence of a potential sexual partner 2)Ventral medial hypothalamus § activity increases during copulation (femaleonly)§ Important for receptivity to male advances |
|
|
sexual orientation (2 Structures) |
THESOCIAL INFLUENCE HYPOTHESIS -Emphasizes home environment (lack of an adequatemodel, dominant mother, weak father or early seduction)· -“Adult homosexuality” is just a continuation ofthe earlier homosexual feelings and behaviors from which it can be sosuccessfully predicted. -Experience making the final decision in theindividuals with weaker predisposition for homosexuality· -No scientific support Brain structure · Three brain structures that might differ in sizebetween gay makes and heterosexuals:· 1.) Third interstitial nucleus of theanterior hypothalamus (INAH3) to be half the size in gay men andheterosexual women as in heterosexual men.· 2.) suprachiasmatic nucleus (SCN)was larger in gay men than in heterosexual men and contained almost twice asmany cells that secrete the neuropeptide vasopressin.· 3. Anterior Commisure, one ofthe tracts connecting the cerebral hemispheres, was larger in gay men andheterosexual women than in heterosexual women. |
