Obesity and Nutrition Flashcards Preview

The Endocrine System > Obesity and Nutrition > Flashcards

Flashcards in Obesity and Nutrition Deck (17)
Loading flashcards...
1

What is orlistat?

A lipase inhibitor used for weight loss

2

What is the process by which orlistat functions?

Prevents breakdown of dietary fat

3

What is the main side effect of orlistat?

Steatorrhoea

4

At which BMI(s) can orlistat be indicated for use?

  1. >30
  2. >28 (with comorbidities)

5

In which instances is orlistat contraindicated?

  1. Malabsorption
  2. Breastfeeding
  3. Pregnancy
  4. Reduced gallbladder function

6

Absorption of what is inhibited when taken orlistat?

  1. Fats
  2. Fat soluable vitamins (A, D, E, K and beta carotene)

7

What are the main drug interactions associated with orlistat?

  1. Ciclosporin
  2. Amiodarone
  3. HIV antiretroviral medications

8

Which medication does not interact with orlistat, yet must have its dose lowered when taken in conjunction with orlistat?

Warfarin

Vitamin K (a fat soluable vitamin) is not absorbed as well which depletes blood clotting capacity enhancing the effect of warfarin

9

Orlistat is incredible useful at preventing the onset of which condition?

Type 2 diabetes

 

10

Orlistat is safe for use for how many years?

4

11

What defines a very low caorie diet (VLCD)?

<800Kcal but >450Kcal

12

What are some key side effects to following a VLCD?

  1. Gout
  2. Gallstones
  3. Cramps
  4. Dizziness
  5. Constipation or diarrhoea

13

At which BMI(s) is bariatric surgery indicated?

  1. >40
  2. >35 (with comorbidities)

14

What are the two types of bariatric surgery?

  1. Restrictive (changes stomach capacity)
  2. Malabsorptive (bypasses portions of the small intestine)

Bariatric surgery commonly involves aspects of both 

15

For which anatomical reason may a gastric band decrease apetitite?

Compresses vagus nerve

16

How is BMI calculated?

BMI = Weight (Kg) / Height(m)2

17

In childhood, sedentary time should be limited to less than what per day?

<2hrs