Hormones are chemical messengers of all classes except:

All the following chemicals are steroids except:

Identify the precursor from the given list that can result in the synthesis of all others:
1. aldosterone
2. cholesterol
3. cholecalciferol
4. estrogen

Adenohypophysis is an endocrine gland that secrets all the following except:

Some hormones can act on their target cells through second messengers. Identify the one that does not:

Hypothalamus secretes the releasing hormones and the inhibitory hormones into:

Identify the pair where the source cells are not correctly matched with the hormone secreted by them:
1. somatotropes; GH
2. thyrotropes; thyroxine
3. mammatropes; PRL
4. corticotropes; ACTH

A hormone that is expected to stimulate mitosis directly would be:
1. thyrotropin
2. somatotropin
3. corticotropin
4. GHRH

A hormonal disorder that develops when pituitary gland produces too much growth hormone during adulthood is known as:

Sterility in a male can be caused by:
1. testosterone
2. prolactin
3. LH
4. ICSH