Caring for Soft-Tissue Injuries and Bleeding Questions taken from Chapter 17 of Emergency Medical Responder - First on Scene (9th Edition) Progress Indicator: Question 1 of 20 1.  What is the approximate amount of blood in an adult's body? Choices: Three liters (about 6 pints) Six liters (about 12 pints) Nine liters (about 18 pints) Twelve liters (about 24 pints)