Single correct option
Consider the following statements about hormones:
1. Adrenaline prepares the body to face an emergency.
2. Thyroxine, which regulates metabolism, needs iodine for its synthesis.
Which of the statements given above is/are correct?
1. Adrenaline prepares the body to face an emergency.
2. Thyroxine, which regulates metabolism, needs iodine for its synthesis.
Which of the statements given above is/are correct?
- A. 1 only
- B. 2 only
- C. Both 1 and 2
- D. Neither 1 nor 2
Show answer and solution
Answer: (C) Both 1 and 2
Adrenaline from the adrenal medulla increases the heart rate and blood sugar in a 'fight or flight' situation, so statement 1 is correct. Thyroxine contains iodine, and lack of iodine leads to goitre, so statement 2 is also correct.
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