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What was the main conclusion drawn from the Stanford Prison Experiment?
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13. Stress and Health
Introduction to Stress
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Which statement best describes the effect nicotine has on the central nervous system?
A
Nicotine acts as a stimulant, increasing alertness and arousal in the central nervous system.
B
Nicotine has no significant effect on the central nervous system.
C
Nicotine acts as a depressant, slowing down brain activity and causing drowsiness.
D
Nicotine only affects the peripheral nervous system and does not influence the central nervous system.
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Step 1: Understand the central nervous system (CNS) and its role. The CNS consists of the brain and spinal cord and is responsible for processing information and controlling bodily functions.
Step 2: Recognize that nicotine is a chemical compound found in tobacco that interacts with the nervous system by binding to nicotinic acetylcholine receptors.
Step 3: Identify the effect of nicotine on these receptors in the CNS, which leads to increased release of neurotransmitters such as dopamine and norepinephrine.
Step 4: Understand that this increased neurotransmitter activity results in stimulation of the CNS, causing heightened alertness and arousal.
Step 5: Conclude that nicotine acts as a stimulant on the central nervous system, rather than having no effect, acting as a depressant, or only affecting the peripheral nervous system.
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