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19.Chemical Coordination and Integration
medium
After receiving a hormonal shot, an asthma patient will get relief in exhaling the air. The hormone injected will be
A
Oxytocin
B
Adrenalin
C
Insulin
D
Thyroxine
Solution
During allergic reaction, histamine is secreted which is a vasodilator. It increases the plasma flow which results in narrowing of the lumen of bronchioles. This is a case in asthma.
So, adrenaline shots are given which is a vasoconstricter.
Standard 11
Biology