Obesity and Malnutrition Flashcards

1
Q

what BMI is underweight

A

<18.5

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2
Q

normal BMI

A

18.5-24.9

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3
Q

overweight BMI

A

25-29.9

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4
Q

obese BMI

A

> /+ 30.0

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5
Q

obese:

class 1 BMI

A

30 to < 35

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6
Q

obese:

class 2 BMI

A

35 to < 40

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7
Q

obese:

class 3 (extreme/severe) BMI

A

40 or higher

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8
Q

direct measures of body fat

A

Skinfold thickness measurements

Bioelectrical impedance

Underwater weighing

Dual energy x-ray absorptiometry (DXA)

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9
Q

Waist circumference:

Abdominal obesity strongly associated with an increased risk of what?

A

Type 2 diabetes

Cardiovascular disease

Death

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10
Q

what is the waist circumference for abdominal obesity in men and women?

A

Women: > 35 inches
Men: > 40 inches

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11
Q

the name for a group of risk factors that raises your risk for heart disease and other health problems, such as diabetes and stroke

A

metabolic syndrome

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12
Q

The presence of at least three of the five following risk factors constitutes a diagnosis of metabolic syndrome

what are the risk factors?

A

Criteria for Clinical Diagnosis of the Metabolic Syndrome:

  • Elevated waist circumference: Women: > 35 inches, Men: > 40 inches
  • Elevated triglycerides: ≥150 mg/dL
  • Reduced HDL cholesterol: Women: <50 mg/dL, Men: <40 mg/dL
  • Elevated blood pressure: Systolic ≥130 and/or diastolic ≥85 mm Hg
  • Elevated fasting glucose: ≥100 mg/dL
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13
Q

if you eat 500 calories less a day how much weight will you loos in a week, month, and a year

A

week = 1 pound

month = 4-5 pounds

year = 52 pounds

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14
Q

proportion of adults that meet the 2008 physical activity guidelines?

A

1/5

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15
Q

recommended exercise in a week

A

2 hours and 30 minutes (150 minutes) of moderate-intensity aerobic activity (i.e., brisk walking) every week

Weight training muscle-strengthening activities on 2 or more days a week that work all major muscle groups (legs, hips, back, abdomen, chest, shoulders, and arms)

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16
Q

Definition: Inadequate intake of protein and/or energy over prolonged periods of time resulting in loss of fat and/or muscle stores

A

malnutrition

17
Q

how is malnutrition diagnoses (academny of nutrition and diabetics)

A

recommends >/= 2 clinical characteristics or indicators present:

  • Insufficient energy intake
  • Weight loss
  • Loss subcutaneous fat
  • Loss of muscle mass
  • Localized or generalized fluid accumulation that may sometimes mask weight loss
  • Diminished functional status as measured by hand grip strength
18
Q

what chronic disease-related issues can cause malnutrition

A

Organ failure

Pancreatic cancer

Rheumatoid arthritis

Sarcopenic obesity

19
Q

acute diseases that can cause malnutrition

A

Major infection

Burns

Trauma

Closed head injury

20
Q

the potentially fatal shifts in fluids and electrolytes that may occur in malnourished patients receiving artificial refeeding (whether enterally or parenterally)

A

refeeding syndrome

21
Q

explain how refeeding syndrome occurs

A

Sudden availability of carbohydrate –> insulin secretion –> increased requirement of electrolytes –> rapid uptake from the bloodstream into the cells –> hypophosphatemia, hypokalemia, and hypomagnesemia

Heart failure, edema, hyperventilation, neurological dysfunction

22
Q

when refeeding a malnourished person what should you do to make sure refeeding syndrome does not occur

A

Check electrolytes –> supplement. Replete vitamin deficits. Slow advancement of feeding