Heroin and Methadone Are Cross-Tolerant.What Does This Mean

question 9

Multiple Choice

Heroin and methadone are cross-tolerant.What does this mean?

• A)They act on the same neurotransmitter receptors and, thus, a person addicted to one drug may become addicted to the other.
• B)They each produce the same level of high in users.
• C)They each produce a significantly different type and level of high in users.
• D)They do not act on the same neurotransmitter receptors; however, the level of tolerance developed will automatically cause a generalization to the other drug.

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Definitions:

Identity Moratorium

A stage in Erik Erikson’s theory of psychosocial development where individuals are exploring various commitments and are yet to make clear choices about aspects of their identity.

Explored

Investigated or examined for the purpose of discovery and learning more about a subject.

Future

The time or period that is to come which has not occurred yet.

Intimacy or Isolation

A stage in Erik Erikson's psychosocial development theory focusing on young adults' ability to form close relationships versus experiencing loneliness and isolation.