Eating Behaviour

Question 1

What model is used to model motivation

Answer 1

WC

Question 2

Describe catabolism

Answer 2

use of energy in biological processes

Question 3

Describe anabolism

Answer 3

storage of energy put into a system

Question 4

What was the effect of bilateral lesions in lateral hypothalamus

Answer 4

weight loss

Question 5

What was the effect of lesions in ventromedial part of hypothalamus

Answer 5

overeating, obesity

Question 6

What is the function of the venteromedial hyothalamus

Answer 6

satiety centre

Question 7

What did Kennedy propose

Answer 7

long term feeding regulation

Question 8

What did Coleman propose

Answer 8

soluble factor is released by fat

Question 9

What produces leptin

Answer 9

fat

Question 10

What is leptin

Answer 10

hormone

Question 11

What is the effect of Leptin?

Answer 11

decrease eating behaviour, increase energy expenditure

Question 12

How does starvation affect leptin

Answer 12

Leptin is deficient - stimulates eating

Question 13

What is the effect of leptin deficiency

Answer 13

reduces energy expenditure, reduces reproductive competence

Question 14

What do high levels of leptin act on

Answer 14

receptors in arcuate nucleus of hypothalamus

Question 15

When is Gherelin produced

Answer 15

empty stomach

Question 16

What is gherelin

Answer 16

hormone

Question 17

Where is Gherelin released into

Answer 17

bloodstream

Question 18

What does Gherelin stimulate

Answer 18

NY and AgRP release, feeding

Question 19

What are the other aspects of feeding

Answer 19

hedonistic motivation, mood

Question 20

What can anorexia and bulimia be linked to

Answer 20

low serotonin and mood

Question 21

What is the long term regulation of feeding

Answer 21

leptin

Question 22

What regulates feeding short term?

Answer 22

Gherelin, cultural pressures

Question 23

What short term signals regulate feeding

Answer 23

satiety

Question 24

When are satiety signals produced

Answer 24

initial stages of digestion

Question 25

When is feeding terminate

Answer 25

full

Question 26

What signals cause satiety signals to decline

Answer 26

orexigenic signals

Question 27

What neurotransmitters are located on arcuate nucleus

Answer 27

alpha-MSH, CART

Question 28

Where do neurons of long term feeding project to

Answer 28

lower brain, brainstem, spinal cord, nucleus n lateral hypothalamus

Question 29

What is the effect of leptin of the paraventricular nucleus of the hypothalamus

Answer 29

release TSH and ACTH from anterior pituitary gland

Question 30

What is the effect of TSH and ACTH

Answer 30

increases basal metabolic rate

Question 31

What do orexic peptides inhibit

Answer 31

thyroid stimulating hormone, ACTH secretion

Question 32

Whta do orexic peptides activate

Answer 32

parasympathetic nervous system