Answer:
The given hormones belong to:
a. Thyrotropin: brain
b. LH: brain
c. Gastrin: stomach, duodenum, and pancreas.
d. ACTH: brain
e. Prolactin: brain
f. ADH: brain
g. Growth hormone: brain
h. GnRH: brain
Explanation:
a. Thyrotropin : This hormone is secreted by the anterior pituitary present in the brain.
b. LH : Luteinizing Hormone is secreted by the anterior pituitary gland present in the brain.
c. Gastrin : This hormone is secreted by the stomach, duodenum, and the pancreas.
d. ACTH : Adrenocorticotropic hormone is secreted by the anterior pituitary gland present in the brain.
e. Prolactin : This hormone is secreted by the anterior pituitary gland present in the brain.
f. ADH : Antidiuretic hormone is secreted by the posterior pituitary gland present in the brain
g. Growth hormone : This hormone is secreted by the anterior pituitary gland present in the brain.
h. GnRH : Gonadotropin-releasing hormone is produced by the hypothalamus gland present in the brain.