Question

drug that can slow down the central nervous system *
10 points
stimulant
depressant
over-the-counter medications
inhibitions

drug that speeds up the central nervous system *
10 points
depressant
inhibitions
nystagmus
stimulant

amount of alcohol in the blood expressed as a percentage of alcohol in the bloodstream *
10 points
stimulant
blood-alcohol concentration
inhibitions
over-the-counter medications

Explanation:

Identify the drug class that slows down the central nervous system

A depressant is a drug that lowers neurotransmission levels, which depresses or reduces arousal or stimulation in various areas of the brain, thereby slowing down the central nervous system.

Identify the drug class that speeds up the central nervous system

A stimulant is a substance that raises levels of physiological or nervous activity in the body, thereby speeding up the central nervous system.

Identify the term for the percentage of alcohol in the bloodstream

Blood-alcohol concentration (BAC) is the metric used to measure the amount of alcohol in a person's bloodstream, expressed as a percentage.

Answer:

Question 1

• (A) Stimulant
• (B) Depressant (Correct answer)
• (C) Over-the-counter medications
• (D) Inhibitions

Question 2

• (A) Depressant
• (B) Inhibitions
• (C) Nystagmus
• (D) Stimulant (Correct answer)

Question 3

• (A) Stimulant
• (B) Blood-alcohol concentration (Correct answer)
• (C) Inhibitions
• (D) Over-the-counter medications