Which of the following is the largest gland in an adult man?

Which of the following is called the "biological middleman"?

Which gland secretes Gonadotropin-Releasing Hormone $(GnRH)$ and Gonadotropins,respectively?

Fill in the blanks:
$Hormones$ $Target$ $gland$
$(a)$ $Hypothalamic$ $hormones$ .....................
$(b)$ $Thyrotrophin$ $(TSH)$ .....................
$(c)$ $Corticotrophin$ $(ACTH)$ .....................
$(d)$ $Gonadotrophins$ $(LH, FSH)$ .....................
$(e)$ $Melanotrophin$ $(MSH)$ .....................

Endocrine glands produce,or the action of endocrine glands is mediated through:

Which of the following pairs is incorrectly matched?