Chapter 2 Quiz

Pataasin ang iyong marka sa homework at exams ngayon gamit ang Quizwiz!

Which of the following statements is true regarding addiction, including compulsive behaviors such as gambling?

Addiction is a disease analogous to an allergy.

Dendritic spines ("memory bumps") grow in the synapse when the nerve is stimulated by sensory input.

False

The most rapid route of administering a drug to reach the brain is intravenously.

False

There is no such thing as psychological dependence.

False

Which statement is true regarding intravenous drug use?

Intravenous drug use is the most dangerous method because it bypasses the body's natural defenses.

Regardless of which method a person uses to consume a psychoactive drug, the drug reaches the brain through the bloodstream.

True

When the body speeds up the metabolism and the breakdown of a drug, it is known as dispositional tolerance.

True

Using drugs to replace, supplement, or counterbalance the effects of a person's drug of choice is known as...

polydrug use

Which of the following statements are true about alterations to the body's normal balance (homeostasis)? #1. Homeostasis is thrown off when the human body is continually challenged by stressful events. #2. The use of psychoactive drugs disrupts homeostasis. #3. The body adapts through allostasis. #4. The body strives to adapt through synaptic plasticity and neurotransmitter alterations.

statements 1, 2, 3, and 4

Which of the following physical and chemical changes in the body are signs that indicate addiction to alcohol or other drug #1. The user develops tolerance and needs more of the drug to feel an effect. #2. The user develops intolerance. #3. The user develops tissue dependence and needs to use the drug just to feel normal. #4. After not using the drug for a period of time, the person experiences withdrawal symptoms.

statements 1, 3, and 4 only


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