A patient has a history of hypothyroidism. Which type of hormone is most likely deficient in this condition?
Q1. A patient has a history of hypothyroidism. Which type of hormone is most likely deficient in this condition?
Answer: T4
Explanation: T4 is deficient in hypothyroidism because it is the primary hormone produced by the thyroid gland. T3 is a metabolite of T4, and thyroid stimulating hormone is produced by the pituitary gland.