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Exam 4: The Biological Mind the Physical Basis of Behavior

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Question 51

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What would be a consequence of destroying the corpus callosum?

A) The left and right cerebral hemispheres would not be able to effectively communicate.
B) A person would have difficulty breathing.
C) A severe movement disorder would eventually emerge.
D) A person would lose the ability to experience fear.

E) A) and B)
F) None of the above

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Question 52

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Maxwell is a participant in a research study aimed at understanding how the brain responds to prolonged periods of isolation. After spending several hours in a room alone, Maxwell undergoes a(n) _____ procedure; a method that measures the brain's electrical activity using electrodes placed on the scalp.

A) skin conductance response
B) electroencephalogram
C) magnetoencephalography
D) electrical stimulation

E) A) and B)
F) None of the above

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Question 53

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Neuronal communication is a two-step process. In the second step, which takes place between two neurons, what does the arrival of an action potential at the axon terminal of the first neuron signal?

In autism spectrum disorder, a condition that involves deficits in language, sensory processing, and social behavior, abnormalities in the _____ are common.

The _____ is the lobe of the cerebral cortex located at the back of the brain.

Hal meets some friends at a local sports bar. After drinking several beers, Hal picks a fight with someone that he thinks is giving him "dirty" looks. Normally very mellow and calm, the alcohol has interfered with Hal's judgment, causing him to lose control. Which theory best explains Hal's behavior?

Junko's grandmother survived a stroke but is paralyzed on her left side. She has likely suffered damage to her

Once the "threshold" for an action potential is reached what is the sequence of events that occur? 1. Potassium channels are activated, and potassium ions move out of the neuron. 2) Sodium channels are activated, and sodium ions move into the neuron. 3) The interior of the neuron becomes more negatively charged than the exterior. 4) The interior of the neuron becomes more positively charged than the exterior.

Synaptic communication between two neurons usually occurs via

The _____ lobe is the most forward of the four lobes of the cerebral cortex and the location of the primary motor cortex and some of the most complex cognitive processes.

How does myelination affect the signal transmission of a neuron?

If channels in the outer membrane of a neuron were blocked, what would be the consequence?

Mary Ann and Toby have been married for two years and are very happy. Each feels they receive a high level of support from the other and are physically compatible. They may have higher than average levels of which hormone?

The amygdala is a subcortical structure located in the _____ lobe and believed to participate in emotional processing.

The parietal lobe in the cerebral cortex lies at the top of the head between the frontal and occipital lobes and is the location of the

The _____ cortices are important for processing incoming information such as smells or sights.

What does pons mean in Latin?

Professor Laurent wants to understand how violence in the media affects arousal in adolescents. What method should she use to monitor the arousal state of adolescents while they view a news report of a violent crime?

The cingulate cortex is a subcortical structure above the corpus callosum. It has anterior (forward) and posterior (rear) segments, which participate in

_____ area is an area adjacent to primary motor cortex in the frontal lobe that participates in speech production.