A) goitre
B) diabetes
C) Addisons disease
D) colourblindness
Correct Answer: A
Solution :
When thyroid gland fails to secretion, it increases in size to fulfil the requirement of hormone in the body. This large sized neck is called goitre. Myxoedema and Hashimotos disease are also caused by hyposecretion of thyroxine. Addisons disease is caused by the deficiency of mineralo-corticoides and glucocorticoid. Its symptoms include low blood sugar, low plasma \[N{{a}^{+}}\] high \[{{K}^{+}}\] plasma etc. Diabetes mellitus is caused by deficiency of insulin hormone. This hormone is secreted by cells of pancreas. In this disease glucose level increased in blood (Hyperglycemia). Colourblindness is sex-linked disease. The person suffering from this disease can not differentiate between green and red light.
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