Question

Which of the following hormones that controls blood pressure is secreted by human heart?

• A. Erythropoietin
• B. Atrial Natriuretic Factor
• C. ACTH
• D. Glucocorticoid

Answer 1

Answer: (B)

Atrial Natriuretic Peptide $(ANP)$ or Atrial Natriuretic Factor $(ANF)$ is a natriuretic peptide hormone secreted from the cardiac atria. The main function of $ANP$ is causing a reduction in expanded Extracellular Fluid $(ECF)$ volume by increasing renal sodium excretion, i.e. it controls blood pressure