Psyc Quiz 3

The human sleep cycle repeats itself about every 2 1/2 hours. 30 minutes. 90 minutes. 4 hours.

90 minutes.

A recurring sleep stage during which most vivid dreams commonly occur is known as ________ sleep. Stage 4 Stage 2 Stage 3 REM

REM

During the course of a full night's sleep, people are most likely to spend more time in REM sleep than in Stage 4 sleep. Stage 3 sleep than in REM sleep. Stage 4 sleep than in Stage 2 sleep. REM sleep than in Stage 2 sleep.

REM sleep than in Stage 4 sleep.

At 3 o'clock in the morning, John has already slept for 4 hours. As long as his sleep continues, we can expect an increasing occurrence of Stage 4 sleep. REM sleep. muscle tension. hypnagogic sensations.

REM sleep.

Fast and jerky movements of the eyes are especially likely to be associated with sleep apnea. dissociation. sleep spindles. REM sleep.

REM sleep.

Nightmares are to ________ as night terrors are to ________. Stage 1 sleep; REM sleep delta waves; alpha waves Stage 4 sleep; Stage 1 sleep REM sleep; Stage 4 sleep

REM sleep; Stage 4 sleep

Circadian rhythm refers to the experience of sleep apnea following an extensive transoceanic flight. the pattern of emotional ups and downs we routinely experience. the cycle of five distinct stages that we experience during a normal night's sleep. a pattern of biological functioning that occurs on a roughly 24-hour cycle.

a pattern of biological functioning that occurs on a roughly 24-hour cycle.

Jordanna has decided to go to bed early. Although her eyes are closed and she's very relaxed, she has not yet fallen asleep. An electroencephalograph is most likely to indicate the presence of delta waves. alpha waves. sleep spindles. rapid eye movements.

alpha waves.

An impaired use of language is known as plasticity. tomography. lateralization. aphasia.

aphasia.

The most extensive regions of the brain, which enable learning and memory, are called the reticular formation. cerebellum. association areas. medulla.

association areas.

The ability to see without the awareness of seeing is called blindshight scotoma abalation visual incompletion blindness inattentional blindness

blindshight

Your conscious awareness of your own name and self-identity depends primarily on the normal functioning of your cerebral cortex. cerebellum. hypothalamus. amygdala.

cerebral cortex.

Selective attention is best illustrated by neuroadaptation. hypnagogic sensations. change blindness. narcolepsy.

change blindness.

The benefits of brain plasticity are most clearly demonstrated in children who have had a cerebral hemisphere surgically removed. split-brain patients. individuals with Alzheimer's disease. people paralyzed by a severed spinal cord.

children who have had a cerebral hemisphere surgically removed.

The ability to simultaneously copy different figures with the right and left hand is most characteristic of those whose ________ has been cut. angular gyrus motor cortex reticular formation corpus callosum

corpus callosum

At 1:00 A.M., Luis gets out of bed and begins to sleepwalk. An EEG of his brain activity is most likely to indicate the presence of alpha waves. REM sleep. sleep spindles. delta waves.

delta waves.

The large, slow brain waves associated with Stage 4 sleep are called alpha waves. sleep spindles. REMs. delta waves.

delta waves.

The simultaneous processing of information at both conscious and unconscious levels is called neuroadaptation. the pop-out phenomenon. the cocktail party effect. dual processing.

dual processing.

Neurosurgeons have severed the corpus callosum in human patients in order to reduce Alzheimer's disease. neural plasticity. reward deficiency syndrome. epileptic seizures.

epileptic seizures.

Which of the following body parts is associated with the greatest amount of brain tissue in the motor cortex? knees arms trunk face

face

The motor cortex is located in the ________ lobes. frontal occipital parietal temporal

frontal

Sensory experiences that occur without a sensory stimulus are called hallucinations. night terrors. dissociations. neuroadaptations.

hallucinations.

Failing to see visible gorillas when our attention is directed elsewhere is called the pop-out phenomenon. dual processing. dissociation. inattentional blindness.

inattentional blindness

Traffic accident rates have been found to ________ after the spring change to daylight savings time and to ________ after the fall change back to standard time. increase; increase decrease; increase increase; decrease decrease; decrease

increase; decrease

Because dual processing entails processing sensory information using both conscious and unconscious channels... individuals with normal brains will report seeing a dead bug placed inside the hollow nose of a mask as being on the tip of the nose, and will reach inside the hollow nose to dig it out when they are asked to remove it split brain patients cannot perceive the hollow head illusion individuals with normal brains will report seeing a dead bug placed inside the hollow nose of a mask as being on the tip of the nose, and flick their finger in the air where they perceive the tip of the nose to be when they are asked to remove it none of these

individuals with normal brains will report seeing a dead bug placed inside the hollow nose of a mask as being on the tip of the nose, and will reach inside the hollow nose to dig it out when they are asked to remove it

A recurring difficulty in falling or staying asleep is called sleep apnea. insomnia. narcolepsy. paradoxical sleep.

insomnia

When a person speaks, brain waves and bloodflow are especially likely to reveal increased activity in the amygdala. right hemisphere. left hemisphere. hypothalamus.

left hemisphere.

Compared with adults, children are less likely to experience night terrors and more likely to experience sleepwalking. more likely to experience night terrors and less likely to experience sleepwalking. more likely to experience night terrors and more likely to experience sleepwalking. less likely to experience night terrors and less likely to experience sleepwalking.

more likely to experience night terrors and more likely to experience sleepwalking.

Which sleep disorder is most likely to be accompanied by sleepwalking and sleeptalking? narcolepsy night terrors sleep apnea insomnia

night terrors

Consciousness is our awareness of ourselves and our environment. effortless encoding of incidental information into memory. the process of organizing and interpreting sensory information. the ability to solve problems, reason, and remember.

our awareness of ourselves and our environment.

REM sleep is called paradoxical sleep because we are deeply asleep but can be awakened easily. our heart rate is slow and steady, while our breathing is highly irregular. our nervous system is highly active, while our voluntary muscles hardly move. it leads to highly imaginative dreams that are perceived as colorless images.

our nervous system is highly active, while our voluntary muscles hardly move.

Which lobes of the brain receive the input that enables you to feel someone scratching your back? frontal parietal occipital temporal

parietal

Narcolepsy is a disorder involving periodic uncontrollable attacks of overwhelming sleepiness. the temporary cessation of breathing during sleep. sudden uncontrollable seizures. difficulty falling and staying asleep.

periodic uncontrollable attacks of overwhelming sleepiness.

Exposure to bright light causes the pineal gland to increase the production and release of melatonin. thyroid gland to decrease the production and release of melatonin. pineal gland to decrease the production and release of melatonin. thyroid gland to increase the production and release of melatonin.

pineal gland to decrease the production and release of melatonin.

Chronic sleep deprivation is likely to promote obesity and facilitate memory. promote obesity and impair memory. inhibit obesity and impair memory. inhibit obesity and facilitate memory.

promote obesity and impair memory

Our inability to consciously process all the sensory information available to us at any single point in time best illustrates the necessity of hypnagogic sensations. circadian rhythms. selective attention. REM rebound.

selective attention.

The cocktail party effect provides an example of neuroadaptation. selective attention. REM rebound. circadian rhythms.

selective attention.

Which of the following disorders is characterized by the temporary cessations of breathing while asleep? insomnia narcolepsy sleep apnea night terrors

sleep apnea

The rhythmic bursts of brain activity that occur during Stage 2 sleep are called delta waves. sleep spindles. alpha waves. circadian rhythms.

sleep spindles.

A periodic, natural loss of consciousness that involves five distinct stages is known as the circadian rhythm. narcolepsy. sleep. dissociation.

sleep.

Damage to the left cerebral hemisphere is most likely to reduce people's ability to recognize familiar melodies. copy drawings. recognize faces. solve arithmetic problems.

solve arithmetic problems.

Compared with when they were only 20 years old, 60-year-olds spend less time in deep sleep. spend less time in Stage 1 sleep. spend more time in paradoxical sleep. complete the sleep cycle more slowly.

spend less time in deep sleep.

Those whose corpus callosum is surgically severed are said to be patients with brain plasticity. aphasia. split brains. neurogenesis.

split brains.

The circadian rhythm is influenced by light-sensitive retinal proteins that trigger signals to the dopamine reward system. suprachiasmatic nucleus. thyroid gland. sleep spindles.

suprachiasmatic nucleus.

Auditory stimulation is first processed in the ________ lobes. temporal parietal occipital frontal

temporal

Wernicke's area is typically located in the left ________ lobe. occipital frontal temporal parietal

temporal

The corpus callosum is a wide band of axon fibers that transmits information between the cerebral hemispheres. directs the muscle movements involved in speech. enables the left hemisphere to control the right side of the body. controls the glands and muscles of the internal organs.

transmits information between the cerebral hemispheres.

The simultaneous processing of information on many parallel tracks is most closely associated with unconscious mental activity. narcolepsy. REM rebound. sleep apnea.

unconscious mental activity.

A picture of a dog is briefly flashed in the left visual field of a split-brain patient. At the same time a picture of a boy is flashed in the right visual field. In identifying what she saw, the patient would be most likely to verbally report that she saw a dog. use her left hand to point to a picture of a boy. verbally report that she saw a boy. use her left hand to point to a picture of a dog.

verbally report that she saw a boy.

Night terrors typically occur within the first few hours of Stage 4. during REM sleep. following sleep apnea. among older adults.

within the first few hours of Stage 4.