Q. Which hormone causes dilation of blood vessels, increased oxygen consumption and glycogenolysis ?
A) ACTH
B) Insulin
C) Adrenalin
D) Glucagon
Explanation
[Solution from source] Adrenaline (the fight-or-flight hormone) raises oxygen use, breaks down glycogen and widens blood vessels in muscles and heart. Glucagon also causes glycogenolysis but does not produce these vascular and metabolic stress effects. Answer (3).
Reviewed by Dr. Abubacker
Physics Educator & NEET/JEE Specialist
Ph.D. in Physics with 19+ years of teaching experience.