Effects
Thinking and feeling messages to the brain are dulled or eliminated by _____.
Drugs
How quickly a drug is absorbed into the blood depends on the way that a drug is taken. (True or False)
True
Cocaine is usually taken in this way.
Sniffing/Snorting
How many categories of drugs are there?
Three
Over __% of car accidents involve drugs or alcohol.
50
Drugs are carried to the brain through the _____.
Blood
When a drug is ________, it is absorbed in the lungs through the walls of the air sacs (alveoli) into the capillaries and is then carried to the brain.
Inhaled
Drugs used through sniffing or snorting are often in the form of a ________.
Powder
__________ have the effect of “speeding up” the central nervous system.
Stimulants
More than 70% of people who tried an illegal drug before the age of __ have an addiction to alcohol or drugs.
13 years old
Drugs effect the brain by affecting _________ and ________.
thinking & feeling
When a drug is taken orally, and the drug is absorbed by cells, the cells are transferred to the ___________ and carried to the brain.
Bloodstream
When a drug is introduced to the body by use of a hypodermic needle, this is called _________.
Injection
What are the 3 categories of drugs?
Stimulants, Hallucinogens, and Depressants
About ___ thousand people die from drug overdoses in a year.
100 thousand
Once the drug is in the nerve cells, then the "________ system" of the body is affected.
Message
When a drug is taken ______, the drug is absorbed (like food) by the cells in the intestines.
Orally
If it were not for our kidneys, not only would we not be able to eliminate drugs from our bodies, but we would not be able to live at all, because ______ would build up and kill us.
Poison
___________ tend to slow down or depress the response of the CNS.
Depressants
Kids who start drinking before the age of __ are 4 times more likely to be one who alcoholism affects later on in life
15 years old
When a drug is carried to the brain by the blood, the chemicals are "transferred" from the _____ to the _____ cells in the brain.
BLOOD to the NERVE cells
Inhaling is a slower process than digestion, and so taking a drug in this way causes effects on the body to happen later. (True or False)
False (Inhaling is a faster process!)
What organ on our bodies is responsible for elimination? (When the drugs effects go away)
Kidneys
_____________ distort reality for the user in dangerous ways.
Hallucinogens
About __% of Americans are or have been addicted to drugs/alcohol.
40%