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Located in the concavity of the sella turcica
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Pituitary Gland
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Tropic Hormone
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Stimulates its targer organ to secrete hormones.
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Anterior Pituitary Hormones include?
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Follicle Stimulation hormone, Luteinizing hormone, Growth hormone, and Prolactin (PRL)
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Posterior Pituitary releases which two hormones?
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Oxytocin and antidiuretic hormone (ADH)
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Oxytocin
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Stimulates powerful uterine contractions during birth and coitus and also causes milk ejection in the lactating mother
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Antidiuretic hormone
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Causes the distal and collecting tubules of the kidneys to reabsorb more water from the urinary filtrate, thereby reducing urine output and conserving body water.
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What does hyposecretion of ADH result in?
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Dehydration from excessive urine output, a condition called diabetes insipidus
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What does hypersecretion of ADH result in?
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Edema, headache, and disorientation.
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What two major hormones does the thyroid gland produce?
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Thyroid hormone and calcitonin
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What is the primary function of the thyroid hormone
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Control the rate of body metabolism and cellular oxidation.
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Calcitonin
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Decreases blood calcium levels by stimulating calcium salt deposit in the bones.
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Known as the master endocrine gland
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Anterior pituitary gland
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Gonadotropins
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Regulate gamete production and hormonal activity of the gonads
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Adrenocorticotropic hormone
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Regulates the endocrine activity of teh cortex portion of the adrenal gland
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Thyroid stimulating hormone (TSH)
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Influences the growth and activity of the thyroid gland.
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