A group of students are reviewing for a test on hormones. The students demonstrate understanding of the material when they state which of the following as being secreted by the kidneys?
A) Atrial natriuretic peptide
B) Estrogen
C) Renin
D) Gastrin
C
Feedback:
The kidneys release renin and erythropoietin. Atrial natriuretic peptide is secreted by the atria of the heart. Estrogen is secreted by the placenta during pregnancy and the ovaries. Gastrin is secreted within the stomach to increase the production of hydrochloric acid.
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