Hypovolemic shock in this infant was most likely caused by inadequate synthesis of which of the following hormones?

A 7-week-old infant develops severe dehydration and hypotension and expires. The kidneys and adrenal glands at autopsy are shown in the image. Hypovolemic shock in this infant was most likely caused by inadequate synthesis of which of the following hormones?

image

  1. Aldosterone
  2. Angiotensin
  3. Antidiuretic hormone
  4. Atrial natriuretic factor
  5. Renin