8
AssignmentMultiple Choice

Endocrine System Drugs

Question 8 • VA_Pharmacology_A

What is the difference between hyperthyroidism and hypothyroidism?

Answer
A
Hyperthyroidism is caused by T3 hormone; hypothyroidism is caused by T4 hormone.
B
Hyperthyroidism is caused by too much thyroid hormone; hypothyroidism is a low response to the hormones.
C
Hypothyroidism is a failure to secrete sufficient hormones; hyperthyroidism is T4 hormone specific.
D
Hypothyroidism is insufficient hormone secretion; hyperthyroidism is excessive hormone secretion.

Explanation

Hypothyroidism means the thyroid gland does not produce enough thyroid hormones. Hyperthyroidism means it produces too much. Therefore, choice D correctly contrasts insufficient hormone secretion with excessive hormone secretion.

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