The hormone that constricts blood vessels in certain areas such as the gut raising the blood pressure is:
Correct answer: B. Nor-adrenaline
- A. Adrenaline
- B. Nor-adrenaline
- C. Oxytocin
- D. Both a & bGet Study Guides
Explanation
Noradrenaline produces marked vasoconstriction, particularly in areas such as the gut, thereby increasing peripheral resistance and blood pressure. Adrenaline has mixed effects and commonly dilates vessels supplying skeletal muscle.
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