Glucose Tolerance Tests Practice Questions

Question 1

In Type 1 Diabetes Mellitus (DM) stage 3 beta cell destruction, which of the following is the most likely presentation?

Accepted Answer

Hyperglycemia symptomatic

Answer

Dysglycemic symptomatic

Answer

Normoglycemic symptomatic

Answer

Dysglycemic asymptomatic

Answer

Normoglycemic asymptomatic

Question 2

Which assay is primarily used to assess growth hormone levels?

Accepted Answer

Growth hormone stimulation test

Answer

Diabetes mellitus

Answer

Glucagon assay

Answer

Catecholamines

Question 3

Stress hyperglycemia occurs due to all except -

Accepted Answer

Decreased level of norepinephrine

Answer

Increased level of ACTH

Answer

Insulin resistance

Answer

Increased level of cortisol

Question 4

The diagnosis of diabetes mellitus is certain in which of the following situations?

Accepted Answer

Successive fasting plasma glucose concentrations of 8, 9, and 8.5 mmol/L in an asymptomatic, otherwise healthy individual.

Answer

Abnormal oral glucose tolerance in a 24-yrs-old woman who has been dieting

Answer

A serum glucose level >7.8 mmol/L in a woman in her twenty-fifth week of gestation after a 50-g oral glucose load

Answer

Persistent asymptomatic glycosuria in a 30-yrs-old woman

Question 5

In infants of diabetic mothers (IDM), when is ophthalmologic evaluation indicated?

Accepted Answer

Only if visual symptoms develop

Answer

At the time of diagnosis

Answer

After 5 years routinely

Answer

After developing diabetes

Question 6

Low osmolarity ORS - false statement is

Accepted Answer

Osmolarity is 311 mosm/liter

Answer

Sodium concentration 75 mmol/liter

Answer

Potassium is 20 mmol/liter

Answer

Glucose concentration 75 mmol/liter

Question 7

Hyperglycemia occurs after what % of beta cell mass is destroyed:

Accepted Answer

80%

Answer

40%

Answer

60%

Answer

20%

Question 8

TRH stimulation testing is useful in diagnosis of disorders of the following hormones?

Accepted Answer

Growth hormone

Answer

PTH

Answer

ACTH

Answer

Insulin

Question 9

The "cutoff" value of plasma glucose in a 50-g glucose challenge test is

Accepted Answer

140 mg/dL

Answer

120 mg/dL

Answer

160 mg/dL

Answer

180 mg/dL

Question 10

Which test produces characteristic crystals for the detection of semen?

Accepted Answer

Barberio's test

Answer

Acid phosphatase test

Answer

Florence test

Answer

PSA test

Glucose Tolerance Tests — MCQs

Glucose Tolerance Tests — MCQs

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