Well, you could puncture the carotid artery in the neck (perhaps using a straw, pencil, or something else stiff), and then observe the distance the blood sprays

Well, you could puncture the carotid artery in the neck (perhaps using a straw, pencil, or something else stiff), and then observe the distance the blood sprays. I suggest doing this against white butcher paper, so as to more easily measure the maximum distance achieved by the droplets.