For the Na+/iodide cotransporter (also known as the Na+/iodide symporter or NIS) of the thyroid gland, the Na+ : iodide transport coupling ratio (i.e., stoichiometry) is:

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Physiology Test Question

For the Na⁺/iodide cotransporter (also known as the Na⁺/iodide symporter or NIS) of the thyroid gland, the Na⁺ : iodide transport coupling ratio (i.e., stoichiometry) is:

	(A) 1 Na⁺ : 1 iodide
	(B) 2 Na⁺ : 1 iodide
	(C) 1 Na⁺ : 2 iodide
	(D) 3 Na⁺ : 1 iodide
	(E) 4 Na⁺ : 1 iodide

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Posted: Tuesday, January 20, 2015
Last updated: Thursday, January 22, 2015