There’s your science lesson for the day.
Also: adrenaline cannot ‘spike’ through one’s body. It’s a hormone/neurotransmitter. It can be found in the brain and in the blood. It might flow, or, if you’re feeling really poetic, gush. Your blood could be spiked with adrenaline, but adrenaline cannot spike through your body. I’m not even sure what that’s supposed to mean.