Which of the following glands secretes the hormone melatonin?
1. anterior pituitary gland.
2. melanocytes.
3. pineal gland.
4. suprachiasmatic nucleus of hypothalamus

Subtopic:  Pineal Gland |
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Which of the following regulates carbohydrate, protein and lipid metabolism in a manner opposite to that of insulin?
1. Glucagon
2. Cortisol
3. Epinephrine
4. Norepinephrine

Subtopic:  Adrenal Cortex: Cortisol |
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Glucocorticoids do not:
1. Stimulate gluconeogenesis
2. Cause lipolysis
3. Cause proteolysis
4. Stimulate cellular uptake and utilization of amino acids

Subtopic:  Adrenal Cortex: Cortisol |
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The development of secondary sexual characters in females is primarily controlled by:
1. Estrogen
2. Progesterone
3. LH
4. FSH

Subtopic:  Gonadotropin & Gonadal Hormones |
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Which hormone stimulates exocrine pancreas to secrete water and bicarbonate ions?
1. Gastrin
2. Cholecystokinin
3. Secretin
4. Gastric inhibitory peptide

Subtopic:  Gastrointestinal Hormones |
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A hormone that has intracellular receptors would be 
1. ACTH
2. ADH
3. Melatonin
4. Aldosterone

Subtopic:  Mechanism of Hormone Action |
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A hormone that is antagonist to the parathyroid hormone is secreted from :
1. Thyroid
2. Adrenal cortex
3. Hypothalamus
4. Parathyroid itself

Subtopic:  Parathyroid |
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The immune responses in older people are weak due to the degeneration of:
1. Thyroid
2. Pineal
3. Adrenal
4. Thymus

Subtopic:  Thymus |
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Which of the following endocrine glands is under the direct neural regulation of the hypothalamus?
1. Pineal
2. Thymus
3. Posterior pitutary
4. Adrenal medulla

Subtopic:  Adenohypophysis & Hypothalamus |
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Which of the following is true?
1. Hormones regulate cellular functions, and generally negative feedback regulates hormone levels.
2. The circulating level of a hormone is held constant through a series of positive feedback loops.
3. Both lipid-soluble hormones and water soluble hormones bind to intracellular protein receptors.
4. The ducts of endocrine organs release their contents into the bloodstream.

Subtopic:  Hormones: General Consideration |
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