Exam 5: A: Consciousness

Melatonin,a hormone involved in the regulation of circadian rhythms,is secreted by the suprachiasmatic nucleus (SCN)of the hypothalamus.

Relatively few people use prescription drugs for nonmedical purposes.

Sigmund Freud would agree that the key to a dream's meaning will be found in its manifest content.

Hypnosis has been shown to be an effective,long-term strategy to quit smoking for most people who tried the treatment.

Insomnia is a disorder characterized by the temporary inability to breathe during sleep and results in the person gasping for air.

Hypnosis increases the overall accuracy of memory and can help individuals retrieve forgotten memories.

There is hope for recovery if the patient improves within the first few months of persistent vegetative state (PVS),but the chances for recovery decrease sharply between 6 and 12 months.

One technique to improve sleep is to stay in bed for 30 minutes.If you are not asleep by then,get up and do something else until you are about to fall asleep,then return to bed.

Cocaine is a natural drug that is synthesized from leaves.

The "preserve and protect" theory of dreaming states that the purpose of dreaming is to reduce the likelihood of people encountering predators.