If a Research Study Involves the Manipulation of One of the Main

question 65

Multiple Choice

If a research study involves the manipulation of one of the main variables, the study is most likely a(n) ____.

• A) experiment
• B) case study
• C) correlational study
• D) naturalistic observation

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Definitions:

Serotonin Nerve Fibers

Neurons that transmit serotonin, a neurotransmitter involved in many functions, including mood regulation, digestion, and the sleep-wake cycle.

Toxic Effects

Harmful effects caused by substances that can lead to health problems or pose a threat to biological organisms.

Adverse Childhood Experiences

Potentially traumatic events that occur in childhood, such as abuse or neglect, which can have long-term effects on health and well-being.

Drug Addiction

A chronic disorder characterized by compulsive drug seeking and use, leading to significant brain changes and behavioral consequences despite harmful effects.