Rapid Heartbeat and Palpitations, Increased Metabolism, Weight Loss, Nervousness, Excitability

Multiple Choice

Rapid heartbeat and palpitations, increased metabolism, weight loss, nervousness, excitability, profuse perspiration, excessive thirst, muscular weakness, exophthalmos, and the presence of a goiter are symptoms and signs of

A) Graves' disease.
B) primary hyperthyroidism.
C) overproduction of thyroid hormone.
D) all of the above.