Drug Use and Abuse LTQ Ch. 8

Caffeinism

includes rambling flow of thoughts, muscle twitching, and cardiac arrhythmia; is the name for caffeine intoxication; occurs after consuming an average of 600 mg of caffeine -- but can occur with less than 600 mg

How does the United States' consumption of caffeine compare to the world average?

It is more than twice as much.

The half-life of caffeine in the blood ranges from ____________.

3 to 7 hours

Someone wanting to decrease their caffeine consumption should

decrease the amount of caffeine they consume gradually

Caffeine effects include

feeling energized and improved mood; increase in physical endurance and possible impairment of decision making; gastric acid secretion

Caffeine is one of three naturally occurring compounds known as the __________.

methylxanthines

Caffeine consumption is associated with

difficulty getting pregnant, high cholesteral for some people, osteoporosis

T/F: Of special concern about caffeine is that there is not research that has looked at the long-term effects of caffeine consumed by children.

True

After an individual consumes caffeine, how long does it take for caffeine levels to peak?

15-45 minutes

Caffeine is an _________ for ____________?

antagonist, adenosine

Caffeine can be the cause of or can exacerbate ________.

anxiety

The most commonly reported symptom of withdrawal from caffeine is __________.

headaches