Endo 9 - Obesity Flashcards

1
Q

NE/Epi effect on HSL

A

increase HSL activity

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2
Q

function of HSL

A

lipolysis (pulls fat out of cells)

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3
Q

GH/cortisol effect on HSL

A

increase HSL activity

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4
Q

glucagon effect on HSL

A

increase HSL activity

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5
Q

3 things that increase NE/glucag/GH

A

fasting
exercise
stress

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6
Q

insulin upregulates what enzyme

A

LPL = more fat into cells

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7
Q

insulin blocks what enzyme

A

HSL

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8
Q

most common obesity risk gene

A

FTO

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9
Q

major hormone that suppress food intake

A

leptin

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10
Q

leptin blocks

A

NPY
AgRP

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11
Q

NPYr activation =

A

FOOD

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12
Q

AgRP blocks

A

melanocortin receptor

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13
Q

melanocortin receptor normally =

A

STOP FOOD

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14
Q

location of NPY, AgRP, MSH

A

Arcuate nucleus

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15
Q

location of NPYr and McR

A

Paraventricular nucleus

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16
Q

leptin activates

A

POMC -> MSH

17
Q

MSH activates

A

McR

18
Q

T/F high value foods have different brain representations

A

TRUE

19
Q

what makes us stop eating, weight or calories

A

weight

20
Q

set point theory =

A

weight is in homeostasis

21
Q

settling point theory =

A

set point fluctuates based on input and output

22
Q

3 types of obesity from periphery

A

system wide metabolic error
fat/muscle function error
nutrient partitioning failure

23
Q

at what bmi does t2dm risk go way up

A

> 35

24
Q

where is bad fat stored

A

abdomen

25
Q

best rate to lose pounds

A

1-2 lb/week

26
Q

when should maintenance be started

A

6 months after continuous loss