Endocrine  functions  associated  with  kidney  include  all  of  the  following   except:: (A) Erythropoietin secretion, (B) Natriuretic peptide secretion, (C) 1,25 dihydroxy cholecalciferol formation, (D) Renin secretion
Answer is B. The kidneys produce three hormones: 1,25-dihydroxycholecalciferol, renin and erythropoietin. Natriuretic peptides are substances secreted by the heart.