Unit 2 AP psychology
Researchers looking to create a drug to reduce the symptoms of Alzheimer's disease would most likely focus their efforts on which of the following neurotransmitters? - Gamma-aminobutyric acid (GABA) - Serotonin - Norepinephrine - Dopamine - Acetylcholine
Acetylcholine
Sally says that her dream about going to a circus is just her brain attempting to make sense of random stimulation from the brain stem. Sally's explanation is consistent with which of the following theories of dreaming? - Housekeeping - Feedback deprivation - Wish fulfillment - Cognitive problem-solving - Activation-synthesis
Activation-synthesis
Information is relayed to the spinal cord or the brain by... - Afferent neurons -Schwann cells - T cells -Efferent neurons - Neuroglia
Afferent neurons
An individual who drinks alcohol daily finds it necessary to drink increasing amounts to achieve the state of well-being attained in the past. This individual is showing.... - Withdrawal symptoms - Alcohol-induced psychosis - State-dependent learning - Alcohol tolerance - Delirium tremens
Alcohol tolerance
Which of the following correctly pairs subdivisions within the major divisions of the human nervous system? - Somatic....endocrine and exocrine - Central....somatic and sympathetic - Autonomic....sympathetic and parasympathetic - Peripheral....central nervous system and the spinal cord
Autonomic.....sympathetic and parasympathetic
The area labeled X in the drawing here denotes which of the following structures? - Dendrites - Nodes of Ranvier - Axon terminals - Mitochondria - Glial cells
Axon terminals
A person with a severe head injury subsequently acts irresponsibly, does not seem to be able to plan effectively, and is easy to anger. Which of the following brain areas is most likely injured? - Cerebellum - Hypothalamus - Parietal lobe - Frontal lobe - Corpus callosum
Frontal lobe
When people consume large amounts of alcohol, they are often unable to recall what they did and said while they were drinking. This occurs because alcohol interferes with the brain's ability to form new memories in the.... - Reticular formation - Occiptal lobe - Parietal lobe - Thalamus - Hippocampus
Hippocampus
The pituitary gland is controlled by the... - Hippocampus - Medulla - Amygdala - Occipital lobe - Hypothalamus
Hypothalamus
After an electrode implanted in a cat's brain stimulates the cat's amygdala, the cat will most likely do which of the following? - Demonstrate maternal instincts - Begin to eat uncontrollably - Begin to purr and seek physical contact - Immediately slip into REM sleep - Immediately withdraw in fear
Immediately withdraw in fear
Which of the following statements best describes the effect of alcohol on human functioning? - It depresses the central nervous system - It increases alertness and enhances perception - It facilitates the release of norepinephrine - It depresses the thyroid system - It distorts auditory perception
It depresses the central nervous system
In adult humans, which of the following is typically true of REM sleep? - It is correlated with dreaming - It leads to a marked increase in muscle tone - It alternates with NREM sleep in 30-minute cycles - It occurs during the first half of an individuals sleep cycle - It involves decreased blood pressure and heart rate
It is correlated with dreaming
Juana accidentally touched a hot iron. She immediately drew back her hand. Which of the following is true about the withdrawal of her hand? - It was initiated in the motor cortex - It was initiated in the spinal cord - It was a voluntary behavior - It was due to instructions from the brain
It was initiated in the spinal cord
Which of the following provides information regarding brain function by monitoring the brain at work through metabolism of glucose? - Computed tomography (CT) - Electrooculography (EOG) - Electroencephalography (EEG) - Magnetic resonance imaging (MRI) - Positron emission tomography (PET)
Positron emission tomography (PET)
Which of the following is the correct sequence if the neural chain of events set in motion by an environmental stimulus? - Receptors, afferent neurons, interneurons, efferent neurons, effectors - Receptors, efferent neurons, interneurons, afferent neurons, effectors - Interneurons, effectors, receptors, afferent neurons, efferent neurons - Effectors, interneurons, receptors, afferent neurons, efferent neurons - Effectors, receptors, afferent neurons, efferent neurons, interneurons
Receptors, afferent neurons, interneurons, efferent neurons, effectors
Immediately after firing, a neuron is incapable of responding to stimulation. This condition is referred to as.... - The action potential - The threshold difference - Specific energy of the nerve - The absolute refractory phase
The absolute refractory phase
