An injured patron is responsive and bleeding. after summoning ems personnel, obtaining consent and putting on disposable gloves, what is your next care step?

Your next care step should be: Press firmly against the wound with a sterile dressing and bandage
The patron will die if he/she lose too much blood. So, you need to press firmly against the wound in order to slow down the blood's outflow. 
You need a sterile dressing or bandage to do this in order to prevent potential infection from the contact.

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