Concerns About E-Cigarettes Include Lack of Sufficient Scientific Data About

question 4

Multiple Choice

Concerns about e-cigarettes include lack of sufficient scientific data about their ______.

• A) safety
• B) effectiveness as smoking cessation aids
• C) ability to deliver enough nicotine to satisfy withdrawal effects
• D) all of these

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Definitions:

Efferent

Relating to nerve fibers that carry impulses away from the central nervous system to effectors such as muscles or glands.

GABA

Gamma-aminobutyric acid, a neurotransmitter in the brain that plays a key role in inhibiting nerve transmission, contributing to motor control, vision, and regulation of anxiety.

Insomnia

A sleep disorder characterized by difficulty falling asleep, staying asleep, or achieving restorative sleep, leading to daytime impairment.

Schizophrenia

A mental disorder characterized by disruptions in thought processes, perceptions, emotional responsiveness, and social interactions.