endocrine 2

Which hormone counteracts the effect of insulin ?

• a) Glucagon

• b) Epinephrine

• c) Cortisol

• d) All of the above

• e) Non of the above

Which of the following the inhibit Glucagon secretion ?

• a) Fasting

• b) Exercise

• c) GLP-1

• d) CCK

• e) Beta-adrenergic stimulation

What is the most common cause of thyrotoxicosis?

• a) Thyroiditis

• B) Iodine deficiency

• C) Graves’ disease

• d) Pituitary adenoma

• e) Liver disease

A 70-year-old patient is diagnosed with Cushing’s syndrome.

Which of the following is the most likely underlying cause?

• A. Autoimmune adrenalitis

• B. Pituitary infarction

• C. ACTH deficiency

• D. Hypothalamic dysfunction

• E. Adenoma of the adrenal cortex

Which hormone’s gene expression is directly stimulated by CRH in

corticotropes?

• a) Proopiomelanocortin (POMC)

• b) Tyrosine hydroxylase

• c) Aromatase

• d) 5α-reductase

• e) Thyroglobulin