Hormone Metabolism - Mock Test 15

Question 141

Cortisol is a?

A) Glucocorticoid B) Mineralocorticoid C) Androgen D) Estrogen

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Question 142

Zona glomerulosa of adrenal cortex synthesises?

A) Glucocorticoids B) Mineralocorticoids C) Androgens D) Estrogen and progesterone

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Question 143

Secretion of catecholamines is increased in?

A) Cushing’s syndrome B) Addison’s disease C) Phaeochromocytoma D) Simmond’s disease

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Question 144

Epinephrine increases all of the following except?

A) Glycogenolysis in muscles B) Lipolysis in adipose tissue C) Gluconeogenesis in muscles D) Glucagon secretion

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Question 145

Epinephrine decreases?

A) Glycogenesis B) Glycogenolysis C) Gluconeogenesis D) Lipolysis

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Question 146

Binding of catecholamines to α2− adrenergic receptors?

A) Increases the intracellular concentration of cAMP B) Increases the intracellular concentration of cGMP C) Decreases the intracellular concentration of cAMP D) Decreases the intracellular concentration of cGMP

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Question 147

Norepinephrine binds mainly to?

A) α-Adrenergic receptors B) β-Adrenergic receptrors C) Muscarinic receptors D) Nicotinic receptors

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Question 148

An enzyme involved in catabolism of catecholamines is?

A) Dopa decarboxylase B) Aromatic amino acid decarboxylase C) Monoamine oxidase D) Catechol oxidas

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Question 149

The chief metabolite of catecholamines is?

A) Metanephrine B) Normetanephrine C) 3, 4-Dihydroxymandelic acid D) Vanillylmandelic acid

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Question 150

Immediate precursor of epinephrine is?

A) Metanephrine B) Norepinephrine C) Dopa D) Dopamine

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