Which of the following is true about the heart? A. The heart has it's own blood supply
B. All apply
C. The heart is a single pump
D. It can function without nutrients or oxygen

The effect of alcohol varies from one person to another, mostly because it depends on the blood alcohol concentration, or bac. what does blood alcohol concentration not depend on? a. amount of food in the stomach b. gender and size of the drinker c. rate of consumption d. time of drinking