Exam 4: States of Consciousness

The complete sleep cycle lasts for about 30 minutes total if uninterrupted.

___________ slow down the nervous system and cause neurons to fire more slowly.

Dexedrine and Benzedrine are strong stimulants known as _________________.

Sleep apnea is characterized by constricted breathing during sleep that forces the sleeper to wake up momentarily,sometimes as many as hundreds of times each night.

This major theorist viewed dreams as a guide to the unconscious.

Meditation typically consists of a mantra: a sound,a word,or a syllable that is repeated over and over.

Sudden awakenings from non-REM sleep that are accompanied by extreme fear,panic,and strong psychological arousal are called __________________.

Explain the activation-synthesis theory proposed by psychiatrist J.Allan Hobson.

Measures of electrical activity in the brain show that the brain is active throughout the night.

___________ slow down the nervous system and cause neurons to fire more slowly.

What is caffeine,and what are the effects of caffeine on the body?

What are the consequences of sleep deprivation? Are these consequences permanent?

Drugs like MDMA (Ecstasy)and Lysergic Acid Diethylamide (acid or LSD)do NOT have an effect on the operation of the neurotransmitter serotonin in the brain.

___________,a stimulant,is present in tea,soft drinks,chocolate,and coffee.

Marijuana is a drug known as a hallucinogen.

_______________ is the awareness of the sensations,thoughts,and feelings being experienced at a given moment.

____________ is uncontrollable sleeping that occurs for short periods while a person is awake.

Barbiturates are not physically or psychologically addictive.

Everyone has dreams,even if they do not remember them.

____________ drugs produce a biological or psychological dependence in the user and withdrawal from them leads to a craving for that drug.