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9 Cards in this Set
- Front
- Back
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What is the impact of stress on eyeblink conditioning in rats? |
- Stress enhances ability to learn the eyeblink procedure. |
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What are the differences in the impact of stress on eyeblink conditioning between males and females? |
- Stress enhances eyeblink conditioning in males
- Impairs eyeblink conditioning in females |
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What is the role of the hippocampus on the effects of stress on eyeblink conditioning? |
- hippocampal lesions prevented the enhancing effect of stress on learning in males - and prevented the impairing effect of stress on learning in females. |
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Acute stress leads to _________ in dendritic spines in male rats but a __________ in dendritic spines in female rats. |
increase, reduction |
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Is this difference observed in other regions of the brain such as the cortex? |
No, only in the hippocampus. |
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What observations are made when looking at the effects of stress on fear conditioning in postpartum rats? |
- Postpartum rats that are stressed do not show impairment from stress. - Motherhood has protective effects against stress. - However, these results are just trends (no sig diff) |
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Are pups necessary for maintaining the postpartum resistance to stress? |
Yes, when pups are removed for 7 days, they show impaired fear learning. - Maternal virgin rats that are stressed do not display impairment caused by stress |
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Are the effects of postpartum resistance to stress long lasting? |
Yes |
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Motherhood demonstrated protection against what types of returned fear? |
Renewal and reinstatement |
