Question

1. according to the nhtsa, in 2014 an estimated 9,967 people were killed in alcohol-impaired driving crashes which accounted for 31% of all traffic fatalities in the united states.

a) true
b) false

1. a persons bac is estimated to decrease 0.015 percent an hour.

a) true
b) false

1. blood alcohol concentration (bac) is defined as the ration of alcohol in the system to ______ in the system.

a) blood
b) water
c) marijuana

Explanation:

Question 12

The NHTSA (National Highway Traffic Safety Administration) data for 2014 shows that alcohol - impaired driving crashes resulted in about 9,967 fatalities, which was 31% of all traffic fatalities in the US. So the statement is true.

A person's Blood Alcohol Concentration (BAC) typically decreases at a rate of approximately 0.015% per hour as the body metabolizes alcohol. So the statement is true.

Blood Alcohol Concentration (BAC) is defined as the ratio of alcohol in the system to blood in the system. Among the options, option a (Blood) is the correct one as BAC measures the amount of alcohol per unit volume of blood.

Answer:

a) True

Question 13