Supra renal, Thyroid, Pituitory Glands, etc
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SUPRA RENAL, THYROID AND PITUITORY GLANDS
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Supra renal or adrenal
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This gland is of two parts – outer cortex and inner medulla.
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Cortex of adrenal gland yields corticosteroids, which are used in the treatment of Edison’s disease, to overcome shock in surgery and as a non-specific treatment.
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Medulla of adrenal glands yields adrenaline (epinephrine) nor-adrenaline hormones.
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Yield of adrenaline is 0.2% on fresh weight basis and 1% on dry weight basis. It is extracted in water or alcohol.
Thyroid gland
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These are two maroon coloured bodies situated on either side of trachea.
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Acetone dried powder of this gland is used to extract thyroxin hormone with the help of Barium hydroxide.
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Yield of the hormone is 0.08%.
Parathyroid gland
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These are located near thyroid gland.
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Parathromone is extracted from them.
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It is used in the prevention of tetany and increase to the rate of calcium excretion.
Pituitory gland
Anterior lobe and Posterior lobe
- Posterior lobe is an important vasoconstrictor and also an antidiuretic hormone.
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Last modified: Thursday, 12 April 2012, 10:36 AM