Module 22 Obesity

Question 1

IBW calculation

Answer 1

Male height cm - 100

Female height cm - 105

Question 2

BMI formula

Answer 2

Body weight kg / height m2

Question 3

Waist circumference greater than what denotes increased risk of metabolic syndrome

Answer 3

Men 40 inches

Women 35 inches

Question 4

Respiratory changes in obesity

Answer 4

Reduced lung volumes- restrictive pattern of breathing

Decreased ERV

Question 5

High risk of OSA if STOP BANG score is

Answer 5

> 3

Question 6

Define obesity hypoventilation syndrome

Answer 6

BMI > 30
Daytime hypoventilation
Awake PC02 > 45mmHg

Question 7

Systemic HTN causes what type of hypertrophy in obesity

Answer 7

Eccentric hypertrophy

Concentric in normal weight people

Question 8

Which drugs are dosed off LBW

Answer 8

Water soluble

Question 9

Which drugs dosed off total body weight

Answer 9

Lipid soluble

Question 10

Single major predictor of problematic intubation in morbidly obese

Answer 10

Neck circumference

Question 11

Forearm BP measurement

Answer 11

Overestimates SBP and DBP

Question 12

Extubation criteria in obese

TV

VC

Answer 12

TV > 5ml/kg IBW

VC >10-15ml/kg

Question 13

Where is ADH synthesized?

Stored

Answer 13

Synthesized in supraoptic and paraventricular nuclei of hypothalamus

Stored in posterior pituitary

Question 14

Differentiate central diabetes insipidus and nephrogenic diabetes inspidus

Answer 14

Central is due to failure to release ADH

Nephrogenic is renal tubules fail to respond to ADH

Question 15

What is the treatment for DI

Answer 15

DDAVP

Question 16

Parathyroid gland regulates what

Answer 16

Calcium and phosphate

Question 17

Disease with triad of hyperthyroidism, exopthalamus, and dermopathy

Answer 17

Grave’s disease

Question 18

Abnormally low levels of thyroxine result in what condition in children

Adults

Answer 18

Cretinism in children

Myxedema in adult

Question 19

What hormone inhibits gastrointestinal motility and secretion

Answer 19

Somatostatin

Question 20

Biochemical triad in DKA

Answer 20

Ketonemia

Hyperglycemia

Acidemia

Question 21

Where is aldosterone secreted

Answer 21

Zona glomerulosa of adrenal cortex

Question 22

Action of aldosterone

Answer 22

Sodium retention

Potassium excretion

Question 23

Excessive cortisol levels is what disorder

Answer 23

Cushing’s syndrome

Question 24

Cushing’s is due to

Answer 24

Overproduction of ACTH by anterior pituitary

Question 25

What disease is caused by destruction of the adrenal glands

Answer 25

Addision’s disease Primary adrenal insufficiency

Question 26

Hypersecretion of aldosterone is what disorder

Answer 26

Conn’s Syndrome Primary hyperaldosteronism

Question 27

What electrolyte abnormalities are seen in Addison’s

Answer 27

Hyperkalemia Hyponatremia Due to deficiency in aldosterone