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

Being a nanopeptide, Oxytocin is closely related chemically to:
1. antidiuretic hormone
2. prolactin
3. melatonin
4. luteinizing hormone

Follicles are found in the ovaries and:
1. anterior pituitary
2. testis
3. thyroid
4. pancreas

The basal metabolic rate is most significantly influenced by:

All the following would be true for thyroxin except:
1. needed for normal mental growth
2. increases carbohydrate utilization
3. decreases lipid synthesis
4. decreases protein synthesis

The thyroid hormone that has the most potent effect on increasing metabolic rate would be:
1. thyroxine
2. thyroglobulin
3. triiodothyronine
4. thyrocalcitonin

The autoimmune disorder, Graves disease, is characterized by all the following except:
1. exophthalmos
2. a positive autoimmune test
3. general edema
4. intolerance to heat

The hypersecretion of which of the following endocrine glands can sometimes be corrected by radioactive iodine uptake?
1. pineal
2. thyroid
3. testes
4. pituitary

The most active form of vitamin D is:
1. 7-dehydrocholesterol
2. 25 hydroxycholecalciferol
3. 2 cholecalciferol
4. 1, 25 dihydroxycholecalciferol

All the following would be true for the mineralocorticoid, aldosterone, except:
1. secreted from the zona glomerulosa
2. decreases blood Na⁺ levels
3. stimulated by angiotensin II
4. raises blood volume