Psych questions

in terms of the effect on the central nervous system, alcohol is most accurately classified as which of the following types of drug?

depressant

A person with damage to brocas area would most likely demonstrate which of the following symptoms?

difficulty with speech production

cocaine blocks the reuptake of which neurotransmitter?

dopamine

The biological clock that operates in human beings to adjust their functioning to night-and-day periodicity is referred to as:

a circadian rhythm

Which of the following statements concerning sleep is valid?

individuals do not typically act out their dreams

split brain research has illustrated which of the following?

The left hemisphere of the brain is responsible for language in most people

the occipital lobe of the human brain contains the centers for?

visual

An individual was admitted to the hospital after experiencing a mild tingling on the right side of the face and a sudden inability to speak. Using magnetic resonance imaging (MRI), a doctor would likely find

An abnormality in the brain tissue of the left hemisphere

which of the following systems produces circulates and regulates levels of hormones in the body?

Endocrine system

Sigmund Freud believed that dream analysis was a useful device for

Gaining insight into unconscious motives

which of the following terms refers to the brain's ability to physically change over time in reaction to experiences?

Neuroplasticity

Which of the following techniques do researchers inject a harmless radioactive substance into the living human brain to examine activity?

PET

an image projected to the left visual field of a split-brained person will be processed in the?

Right visual cortex

A patient reports constant sleepiness. A series of tests reveal that the patient's sleep is frequently disrupted by periods of interrupted breathing and brief awakenings. Which of the following diagnoses would account for such symptoms?

Sleep apnea

A person will most likely develop aphasia as a result of damage to which of the following parts of the brain?

Wernicke's Area

caffeine and nicotine are in the same class as which of the following drugs?

cocaine

In adult humans, which of the following is typically true of REM sleep?

it is correlated with dreaming