Week 4 - Energy Imbalance Flashcards

1
Q

Which hormone slows gastric empyting and leads to a feeling of fullness?

A

CCK

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2
Q

During fasting, beta cells release _____ which decreases appetite and food intake

A

glucagon

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3
Q

this hormone signals to the body that there are sufficient fat stores

A

Leptin

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4
Q

In prader willi syndrome, which hormone is elevated?

A

Ghrelin

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5
Q

Which 2 hormones are involved in energy balance and fat storage?

A

adiponectin
leptin

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6
Q

which hormone signals that the body has stored enough body fat

A

leptin

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7
Q

which hormone signals that the body can store more body fat

A

adiponectin

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8
Q

adiponectin levels _____ as body fat decreases

A

increase - this improves body’s sensitivity to insulin and enhances the body’s capacity to store fat

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9
Q

low levels of ____ hormone are associated with increased risk of T2DM

A

adiponectin

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10
Q

Leptin levels ____ as body fat increases

A

increase

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11
Q

How can adipose tissue mass increase?

A
  1. More trigycerides = bigger adipocytes
  2. adipocytes can grow in # as immature ones divide to make more (but this only happens when BMI reaches 40)
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12
Q

What does BMI need to be in order to be eligible for bariatric surgery?

A

> 40
35 with comorbidiits

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13
Q

how much of the stomach is removed in the LVSG laproscopic vertical sleeve gastrectomy?

A

85%

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14
Q

Which bariatric procedure removes most of the stomach, leaving a narrow banana shapored portion

A

laproscopic vertical sleeve gastroectemy

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15
Q

What does macronutrient intake look like pre-surgery?

A

low carb
so fat
high protein
(no fibre)

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16
Q

what are post-op surgery requirements?

A

1.5g/kg of ideal body weight

Minimum 60g/day

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17
Q

What vitamins should you take for the rest of your life post surgery?

A
  1. Multivitamin (if it only contains 4-9 mg of iron, take 2x)
  2. calcium citrate 600 mg x 3
  3. B12 - 600 mcg
  4. vitamin D - 3000 IU
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18
Q

When food with a high sugar content is quikcly released or dumped into the small bowel, due to the absence of the pyloris sphinchter in the bypassed portion of the stomach, this is called:

A

dumping syndrome

19
Q

___ %, or ____ million canadian adults are obese

A

26%, 8 million adults

20
Q

____ %, or ____ million canadian adults are overweight

A

34%, 10.5 million

21
Q

what are 4 differences ofhow obesity was viewed then and now?

A
  1. used to prioritze 1 lb weight loss/week. now weight loss isnt the main goal.
  2. used to say weight was a lifestyle choice. but its not.
  3. used bmi to generalize obesity. now we say dont use bmi on individuals
  4. before we focused on weight loss for success. now we focus on health otucomes
22
Q

what is the prevalence of weight discrimination in the US?

A

66%

23
Q

physically active female with 32 BMI, no risk factors, no symptoms, no self-esteem issues, no functional lmitations. What stage of the Edmonton Obesity Staging system is this

A

0

24
Q

28 yr old female with BMI of 59, borderline hypertension, mild lower back and knee pain, no need for medical intervention. What stage of the Edmonton Obesity Staging system is this

A

1

mild obesity, related psychological and physical symptoms.

subclinical symptoms

25
Q

32 yr old male with bmi of 36. has primary hypertension and obstructive sleep apnea. What stage of the Edmonton Obesity Staging system is this

A

2

established obesity related comporbities

moderate symptoms

26
Q

49 yr old female with bmi of 67. sleep apnea, CV disease, GERD. mobility is impaired

A

stage 3

sifnigicant symptoms. obesity related end organ damage like myocardial infarction, heart failure, diabetes complications

major depression or suicide thought

reduced mobility

27
Q

45 yr old female with bmi of 54. in a wheel chair due to arhtirits, severe hyperpnea, anxiety disorder

A

stage 4

27
Q

what waist circumference puts people at risk?

A

40 inches for males
35 inches for femaes

28
Q

medical management of obesity may include the following:

A
  1. medical nutrition therapy
  2. physical activity
  3. psych intervention
  4. pharmacotherapy
  5. bariatric surgery
29
Q

People with obesity are at increased risk of which micronutrient deficiencies?

A

Vitamin D
Vitamin b12
iron

30
Q

how do you calculate ideal body weight?

A

Men = 22 x (height in meters)2
Women = 22 x (height in meters-10cm)2

31
Q

What are the 4 pillars of the portfolio diet?

A
  1. eat 45 g nuts
  2. eat 50 g plant protein
  3. eat plant sterol 2g
  4. eat sticky (soluble) fibre 20g
32
Q

What is the main purpose of the portfolio diet?

A

lower cholesterol!

33
Q

Which diet is best for lowering blood pressure!?

A

DASH diet

34
Q

Which micronutrients does the DASH diet prioritize?

A

potassium
magnesium
calcium

35
Q

2 potential benefits of intermittent fasting:

A
  1. protecting against disease
  2. beneficial for women in menopause
36
Q

What are the health indicators we can use to evaluate nutrition interventions with patients/clients?

A
  1. cognitive improvements
  2. functional improvement
  3. medical improvements
  4. body composition improvements
  5. appetite improvements
  6. mental health improvements
37
Q

If adults are living with obesity or prediabetes, what % weight loss should they target?

A

5-7%

38
Q

If adults are living with TD2 what % weight loss should they target?

A

7-12%

39
Q

Liraglutide and Orlistat can be used for long term obesity management, weight liss, T2DM, and prediabetes.

Which 2 can Naltrexone work for?

A

long term obesity

Type 2 diabetes

40
Q

what is the recommended dosage of liraglutide?

A

3 mc/day

41
Q

If a company is trying to approve a weight loss drug in canada, what 3 thinfs need to happen?

A
  1. the drug needs to be studied in clinical trials for 1 YEAR
  2. there must be weight loss > 5% in at least 35% of patients
  3. need to show improvement in obesity-related comorbidities
42
Q

how many millions of canadians ahve osteoporosis?

A

1.4 million canadians

43
Q
A