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PSYC 132 quiz 4 Exam Questions And Answers 100% Guaranteed Pass. Affiliation - Answera term that describes an individuals motivation to approach and remain in contact with a co-specific, maybe mediated by oxytocin conspecific - Answermember of the same species attachment - Answera strong emoti...

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  • January 25, 2025
  • 13
  • 2024/2025
  • Exam (elaborations)
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PSYC 132 quiz 4 Exam Questions And
Answers 100% Guaranteed Pass.



Affiliation - Answer✔a term that describes an individuals motivation to approach and remain in
contact with a co-specific, maybe mediated by oxytocin

conspecific - Answer✔member of the same species

attachment - Answer✔a strong emotional bond that forms between infant and caregiver,
maybe mediated by oxytocin

affiliation and attachment relation - Answer✔affiliation behaviors may have evolved from
attachment behaviors as both can be mediated by oxytocin

foraging efficiency - Answer✔a benefit to living in a group, if foraging as a group each member
has to spend less time looking for predators, can look more for animals

Meadow and montane voles are - Answer✔polygamous, thus males are high testosterone

prairie voles are generally - Answer✔monogamous, thus males are low testosterone

female meadow voles during the summer - Answer✔fight other females in territory, stick to
own territory, reproduction with males during this season


facilitating reproduction

female meadow voles during winter - Answer✔huddle with co-specific same sex, form same sex
partner preferences, overlap territories, breeding ceases


facilitating survival

oxytocin and vasopressin relation - Answer✔both evolved from common ancestor, arginine
vasotocin, function has evolved more than the structure though

eutherian mammals - Answer✔mammals with a placenta

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, ©THESTAR 2024/2025 ALL RIGHTS RESERVED.

effect of polygamy on males - Answer✔larger testes, higher testosterone, higher sperm count

is there a direct relationship between androgen levels and mating system? - Answer✔no, giving
testosterone to prairie voles doesn't make them polygamous, and castrating montane voles
doesn't make them monogamous

oxytocin and vasopressin receptor densities in voles - Answer✔prairie voles have higher
densities of oxytocin and vasopressin receptors in their brains than montane voles

what mediates social bonding in prairie voles - Answer✔oxytocin in females and vasopressin in
males, although both have some effect in either sex


when agonists were used in certain brain areas, the prairie voles flipped their social patterns
and started to prefer strangers to their mates

has monogamy evolved multiple times - Answer✔yes

genetic variation in the V1a (vasopressin) receptor is associated with - Answer✔pair bonding
behavior and predicts fidelity and quality

primary neurotransmitter in affiliation, prairie voles, and evidence - Answer✔dopamine,
dopamine antagonists block pair bond formation, dopamine agonists facilitate pair bond
formation

oxytocin in dogs - Answer✔dogs treated with oxytocin affiliate more, both with other dogs and
with humans, than dogs treated with saline

effects of steroid hormones on prairie vole partner preference - Answer✔in males
corticosterone and stress increase partner preference, adrenalectomy decreases it


stressed males have higher partner preference, opposites, opposite effect


in females
corticosterone and and stress decrease partner preferences adrenalectomy increase it


adrenalectomy removes the primary source of corticosterone

corticosterone in male prarie voles - Answer✔increases partner preference, not in females


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