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The tendency for optimal levels of performance to be associated with moderate levels of arousal is known as


A) drive-reduction.
B) homeostasis.
C) the Yerkes-Dodson law.
D) self-actualization.

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Charlene was abandoned by her parents when she was 2 years old and has been in and out of foster homes for the last 12 years.Charlene is at a high risk for


A) developing chain migration.
B) becoming narcissistic.
C) having difficulty developing deep attachments.
D) developing autonomy.

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Which area of the hypothalamus is a neural arc with a center that secretes appetite-stimulating hormones and another center that secretes appetite-suppressing hormones?


A) stomach
B) pancreas
C) arcuate nucleus
D) liver

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Professor Fiekema claims that people are genetically predisposed to form social attachments because those who did were more likely to reproduce and co-nurture their offspring to maturity.The professor's suggestion best illustrates


A) social networking.
B) narcissism.
C) that the need to belong has survival value.
D) achievement motivation.

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Jonah is an avid visitor to various social networking sites.Both Jonah and his parents have noticed that all of his grades have dropped a letter grade or more.Jonah signs a contract with his parents to reduce his social networking time so that he spends more time studying and socializing with his family.According to the text,which of the following should NOT be placed in the contract?


A) limits on the amount of time spent online
B) turning off his mobile phone when he is at home in the evening
C) logging his time on the phone and computer to make sure he is meeting his time limits
D) being denied all access to the phone and computer for an entire semester or until his grades improve

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Self-esteem is especially likely to be enhanced by satisfaction of our need to experience


A) ostracism.
B) social acceptance.
C) physical safety.
D) narcissism.

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We experience hunger when the level of


A) ghrelin in our blood is low.
B) leptin in our blood is low.
C) glucose in our blood is low.
D) PYY in our blood is high.

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Working with Walter Cannon,A.L.Washburn used a balloon to show that feelings of hunger are accompanied by


A) rising blood glucose levels.
B) reduced secretions of ghrelin.
C) a rising set point.
D) stomach contractions.

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Sonya has had classes all morning.Because she hasn't eaten since breakfast,she is now extremely hungry.Sonya's hunger is being triggered by the hormone _____,which is secreted by the _____.


A) orexin;hypothalamus
B) leptin;hypothalamus
C) PYY;stomach
D) orexin;stomach

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Turning in at her street,Dominique saw six fire trucks in front of her apartment building.Her heart beat wildly until someone yelled,"Just a false alarm." Her pulse then began to return to normal,due to the action of her ________ nervous system.


A) central
B) somatic
C) sympathetic
D) parasympathetic

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Those who score high on tests of ________ offer more staged and glamorous photos of themselves on social networking sites such as Facebook.


A) ostracism
B) competence
C) self-disclosure
D) narcissism

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Several neural areas within the ________ regulate the extent to which we are motivated to eat.


A) hypothalamus
B) medulla
C) amygdala
D) hippocampus

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Which of the following is secreted by the pancreas and helps control blood glucose levels?


A) orexin
B) PYY
C) leptin
D) insulin

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Two-year-old Jada is bored.She has been stuck in her car seat for 30 minutes,has played with every toy available to her,and has looked at everything in the car.She wants desperately to escape.She is motivated to escape the car seat to


A) maintain her level of arousal.
B) decrease her arousal.
C) increase her arousal to an optimum level.
D) reach homeostasis.

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Activation of the sympathetic nervous system


A) increases respiration and increases blood sugar levels.
B) increases respiration and decreases blood sugar levels.
C) decreases respiration and decreases blood sugar levels.
D) decreases respiration and increases blood sugar levels.

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Jason is on his school's wrestling team.He hasn't eaten since early this morning because he is trying to make weight.It is now time for dinner.His stomach is growling and he feels very hungry.One reason for his hunger is that his


A) blood glucose level has dropped.
B) blood glucose level has increased.
C) leptin levels are high.
D) ghrelin production is low.

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For a thirsty person,drinking water serves to reduce


A) a drive.
B) stimulation.
C) an incentive.
D) homeostasis.

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When asked what is most necessary for a happy and meaningful life,people are most likely to mention the importance of satisfying their


A) self-esteem needs.
B) safety needs.
C) sexual needs.
D) need to belong.

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The arousal theory of motivation would be most helpful for explaining why


A) recreational skydivers jump out of airplanes.
B) hungry fishermen venture across dangerous ocean waters.
C) starving prisoners are preoccupied with thoughts of food.
D) sexually active teens learn to practice effective birth control.

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Researchers discovered that the ________ an individual's spinal cord injury,the more feelings of anger tended to ________ in intensity following the injury.


A) higher;decrease
B) higher;increase
C) lower;decrease
D) lower;increase

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