Q. Adrenaline directly affects on
A. S.A. Node
B. Beta cells of langerhans
C. Dorsal root of spinal cord
D. Epithelial cells of stomach
Answer: S.A. Node
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A. S.A. Node
B. Beta cells of langerhans
C. Dorsal root of spinal cord
D. Epithelial cells of stomach
Answer: S.A. Node