Easy
1 point
ID: #18398
Question
Histamin causes :
Options
1
Vasodilatation
Correct Answer
2
Bradycardia
Correct Answer
3
Hypertension
Correct Answer
4
Vasoconstriction
Correct Answer
Explanation
Histamine is a potent vasodilator. It causes blood vessels to expand (vasodilation), which increases blood flow to the affected area and is a key component of the inflammatory response and allergic reactions.