1. What are the tropic hormones secreted by the anterior pituitary gland?: Answer -TSH, ACTH, FSH, LH, prolactin, and GH 2. What are the hormones secreted by the posterior pituitary gland?: Answer ADH and oxytocin 3. What hormone is secreted by the pineal gland?: Answer Melatonin 4. What does the pineal gland regulate?: Answer circadian rhythm and reproduction 5. What hormones does theThyroid gland secrete?: Answer T3 and T4, calcitonin 6. What is necessary for synthesis of thyroid hormonesT3 andT4?: Answer Iodine 7. What type of cells produce calcitonin?: Answer C cells (parafollicular cells) 8. What hormone does the parathyroid secrete?: Answer PTH