Putting arrows in a Matlab figure showing orientation of axes

I have plotted a VCG curve in Matlab using my code and data downloaded from physionet. Now I need to achieve arrows in the figure showing the orientation of the axes X, Y and Z. Exactly like in the picture. I have been trying to google about it for a while, but not a single hint. Could you please give me any advice?

This is what I want to achieve:
[img]https://i.stack.imgur.com/45FkY.jpg[/img]