Name the endocrine gland that is present in the head.

Explanation

1) Hypothalamus : It secretes thyrotropin releasing harmone, corticotropin releasing hormone, gonadotropin releasing hormone, growth hormone releasing hormone, growth hormone release inhibiting hormone, prolactin release inhibiting hormone.
2) Pituitary glands : Anatomically, it is divided into anterior and posterior pituitary. Anterior Pituitary : Produces Growth hormone, Prolactin, Thyroid stimulating hormone, Adreno corticotropic hormone, Follicular stimulating hormone, Luteinizing hormone. Posterior Pituitary : It releases two hormones namely Oxytocin and Vasopressin /ADH.
3) Pineal gland : It secretes a hormone called Melatonin.
4) Thyroid gland.: It produces two hormones namely Thyroxine `(T_(4)) `and Tri iodothyronine `(T_(3))`
5) Parathyroid gland : Secretes a hormone called Parathyroid hormone.
6) Thymus gland : It secretes peptide hormone called Thymosin.
7) Adrenal gland:
a) Adrenal cortex: Gluco corticoids, Mineralo corticoids, Androgens and Estrogens.
b) Adrenal medulla : Produces Epinephrine, norepinephrine.
8) Pancreas : It secretes Glucagon and Insulin.
9) Testes : Which secrete Androgens and Testosterone.
10) Ovaries : Which produce Estrogen and Progesterone.