Multiple choice Which of the following inhibit(s) the secretion of prolactin from pituitary gland? Thyrotropin-releasing factor Tuberoinfundibulum (TIDA) neurons Luteinising hormone Vasoactive intestinal peptide Reveal answer Fill a bubble to check yourself B Correct answer Explanation Tuberoinfundibulum (TIDA) neurons secrete dopamine that causes inhibition of prolactin secretion.