neural and hormonal 16 marker plan

Question 1

A03: research support

Answer 1

Shiiya et al (hormonal) ghrelin levels lower in obese patients ad high in anoreix patients
Ranson et all (neural) lesioning ventromedial hypothalumus caused rats to over eat didnt feel full

Question 2

a03: counter to research support

Answer 2

non human research, all research done on rats, doesn’t consider human and rat differences. generalizations may be invalid

Question 3

A03: social and cultural

Answer 3

• neural and hormonal is reductionist
  -Stephen woods focused on lateral hypothalamus is outdated
  eating and meal time impacted by cutrual and social factors different norms around eating for different culture’s won always be the same.

Question 4

A03: oversimplifies

Answer 4

other biological elements play a role. hormone cholecystokinin (CKK) may be more powerful at suppressing appetite
Dual control theory is simple doesn’t consider other biochemicals.

Question 5

who created dual control theory

Answer 5

Lashley

Question 6

what is dul control theory

Answer 6

eating increases blood glucose levels sends signal to ventromedial hypothalamus produces feeling of satiety
when eating stops blood glucose decreases
signals lateral hypothalamus creating sensation of hunger
encourages eating