The smallest increase in plasma osmolarity that leads to an increase in vasopressin (also known as antidiuretic hormone, ADH) secretion from the posterior pituitary is approximately:

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Physiology Test Question

The smallest increase in plasma osmolarity that leads to an increase in vasopressin (also known as antidiuretic hormone, ADH) secretion from the posterior pituitary is approximately:

	(A) 1% increase in plasma osmolarity
	(B) 5% increase in plasma osmolarity
	(C) 10% increase in plasma osmolarity
	(D) 15% increase in plasma osmolarity
	(E) 20% increase in plasma osmolarity

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Posted: Sunday, June 19, 2016
Last updated: Sunday, April 17, 2016