Hormone Metabolism - Mock Test 24

Question 231

A nonapeptide among the following is?

A) Antidiuretic hormone B) Insulin C) ACTH D) Thyrotropin releasing hormone

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Question 232

Posterior pituitary gland secretes?

A) Catecholamines B) Oxytocin C) Follicle stimulating hormone D) Serotonin

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Question 233

A hormone synthesised in the hypothalamus is?

A) Melatonin B) Melanocyte stimulating hormone C) Vasopressin D) Prolactin

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Question 234

Secretion of MSH is regulated by?

A) Feedback mechanism B) Melatonin C) Hypothalamic hormones D) ACTH

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Question 235

MSH causes?

A) Dispersal of melanin granules in melanocytes B) Increase in melanin concentration in melanocytes C) Decerease in melanin concentration in melanocytes D) Increase in number of melanocytes

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Question 236

Melanocyte stimulating hormone is secreted by?

A) Pineal gland B) Anterior lobe of pituitary gland C) Posterior lobe of pituitary gland D) Intermediate lobe of pituitary gland

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Question 237

Melatonin is synthesised from?

A) Phenylalanine B) Tyrosine C) Tryptophan D) None of these

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Question 238

Melatonin is synthesised in?

A) Hypothalamus B) Posterior pituitary gland C) Pineal gland D) Melanocytes

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Question 239

Protein kinase C is activated by?

A) Cyclic AMP B) Cyclic GMP C) Diacyl glycerol D) Inositol triphosphate

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Question 240

Tyrosine kinase activity is present in?

A) Acetylcholine receptor B) PDGF receptor C) ADH receptor D) All of these

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