Q. Graves’ disease can result from an excess of:
A. calcium in the blood
B. thyroxin in the blood
C. catecholamines in the respiratory passages
D. glucagon in the pancreas
Answer: thyroxin in the blood
A. calcium in the blood
B. thyroxin in the blood
C. catecholamines in the respiratory passages
D. glucagon in the pancreas
Answer: thyroxin in the blood