GENERAL ANATOMY
ENDOCRINE SYSTEM
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Question
[CLICK ON ANY CHOICE TO KNOW THE RIGHT ANSWER]
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Protein hormones are ____ (check all that apply)
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made from chains of amino acids
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made from cholesterol
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soluble in water
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non-soluble in water
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Explanation:
Detailed explanation-1: -Steroid hormones and thyroid hormone are lipid soluble. All other amino acid–derived hormones are water soluble.
Detailed explanation-2: -Amino acid and polypeptide hormones are generally hydrophilic (water-soluble) substances that travel freely in the blood.
Detailed explanation-3: -Water-soluble hormones include glycoproteins, catecholamines, and peptide hormones composed of polypeptides. Thyroxine, Aldosterone, Cortisol, Testosterone are lipid soluble hormones. Epinephrine, Non-epinephrine, Thymosin, Melatonin and Calcitonin are water-soluble hormones.
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