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The hormone thyroxine...

The hormone thyroxine

A

a. is secreted by pancreas

B

b. is secreted by thyroid

C

c. decreases blood sugar

D

d. does not stimulate metabolism

Text Solution

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The correct Answer is:
To answer the question regarding the hormone thyroxine, we will analyze each option provided and determine the correct answer step by step. ### Step-by-Step Solution: 1. **Understanding Thyroxine**: - Thyroxine, also known as T4, is a hormone produced by the thyroid gland. It plays a crucial role in regulating metabolism, growth, and development in the body. 2. **Evaluating the Options**: - **Option A**: "Is secreted by pancreas" - This option is incorrect. The pancreas produces hormones like insulin and glucagon, but not thyroxine. - **Option B**: "Is secreted by thyroid" - This option is correct. Thyroxine (T4) is indeed secreted by the thyroid gland. - **Option C**: "Decreases blood sugar" - This option is incorrect. Thyroxine does not primarily function to decrease blood sugar; that is the role of insulin, which is secreted by the pancreas. - **Option D**: "Does not stimulate metabolism" - This option is incorrect. Thyroxine actually stimulates metabolism, promoting the use of carbohydrates and fats for energy. 3. **Conclusion**: - Based on the evaluation of the options, the correct answer is **Option B: "is secreted by thyroid."** ### Final Answer: The hormone thyroxine is secreted by the thyroid gland. ---
To answer the question regarding the hormone thyroxine, we will analyze each option provided and determine the correct answer step by step. ### Step-by-Step Solution: 1. **Understanding Thyroxine**: - Thyroxine, also known as T4, is a hormone produced by the thyroid gland. It plays a crucial role in regulating metabolism, growth, and development in the body. 2. **Evaluating the Options**: ...
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