Evolutionary Explanations for AN
- Created by: l.ni
- Created on: 06-06-13 18:48
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- Evolutionary Explanations for AN
- Reproduction Suppression Hypothesis
- Surbey suggests that weight control is adaptive to delay sexual maturity
- This is adaptive as it lets girls avoid giving birth in bad conditions.
- This over comes some of the criticisms of the "Adaptation to Flee" hypothesis.
- - It is impossible to test
- - There is no evidence to support this
- Surbey suggests that weight control is adaptive to delay sexual maturity
- Adaptation to Flee Hypothesis
- Guisinger sees that AN is a reflection of adaptive behaviours
- Genes favouring movement and food restriction aided survival.
- AN characteristics include high energy alongside hunger denial.
- - There is no direct evidence.
- + Explains some characteristics of AN
- - Doesn't explain why adolescent females are most likely to suffer with AN.
- Guisinger sees that AN is a reflection of adaptive behaviours
- Reproduction Suppression Hypothesis
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