A 50-year-old man came with the complaint of a headache and raised intracranial tension. Radiological examination revealed a brain tumor compressing Supraoptic nucleus in the hypothalamus. Which of the following hormone is decreased?: (A) Adrenocoicotropic hormone (ACTH), (B) Follicle-stimulating hormone (FSH), (C) Growth hormone, (D) Antidiuretic Hormone
Answer is D. ADH is formed primarily in the supraoptic nuclei, whereas oxytocin is formed primarily in the paraventricular nuclei whereas other hormones are from the anterior pituitary.