pericardium channel practice ?'s

Question 1

fire point of the pericardium channel is located

Answer 1

between the 2nd and 3rd metacarpal bones

Question 2

yuan source and earth point of pc channel is located

Answer 2

at the wrist between the tendons of the palmaris longus and flexor carpi radialis, level with earth point, shu stream point, yuan source point of the heart channel