18491704
Pregunta 1
Pregunta
A delusion is a(n) ____.
Respuesta
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Loss of memory for part of one's past
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Unfounded belief
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Inability to understand abstract concepts
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Sensory experience that does not correspond to reality
Pregunta 2
Pregunta
A key difference between bipolar I disorder and bipolar II disorder is in regard to ____.
Respuesta
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how rapidly the cycles occur
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whether they include full-blown manic phases
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how many relatives also have the condition
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whether they develop suddenly at an early age or gradually at a later age
Pregunta 3
Pregunta
After damage in and around the ventromedial hypothalamus, animals are more likely to ____.
Respuesta
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Overeat and gain weight
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Produce low levels of the hormone CCK
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Refuse food and lose weight
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Be slow in their digestion
Pregunta 4
Pregunta
After damage to the lateral hypothalamus, animals ____.
Respuesta
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Show normal hypovolemic thirst but not osmotic thirst
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Eat more
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Show normal osmotic thirst but not hypovolemic thirst
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Eat less
Pregunta 5
Pregunta
An advantage of maintaining a constant body temperature is that it:
Respuesta
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Minimizes the energy that must be expended on basal metabolism
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Enables an animal to stay equally active at all environmental temperatures
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Enables an animal to detect changes in the temperature of the environment
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Enables an animal to survive on a wider variety of diets
Pregunta 6
Pregunta
An example of a “negative symptom” of schizophrenia is:
Respuesta
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Thought disorder
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Hallucinations
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Delusions
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Poor emotional expression
Pregunta 7
Pregunta
Cells in the preoptic area of the hypothalamus monitor which temperatures?
Respuesta
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Differences between internal organs and the skin
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Internal organs
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Differences between the arteries and veins
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Their own and the skin
Pregunta 8
Pregunta
What is one current recommendation for raising children who have intersex conditions?
Respuesta
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Initially identify the child as male or female based mainly on the predominant external appearance of genitalia but be prepared for possible changes in gender identity later
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Do not use any gender pronouns at all
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Identify the child as female, and have genital surgery performed as soon as possible
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Raise the child according to whether the chromosomes are male or female
Pregunta 9
Pregunta
Eating salty potato chips increases the amount of sodium in the ____.
Respuesta
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osmotic fluid
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intracellular fluid
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nuclear fluid
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extracellular fluid
Pregunta 10
Pregunta
Glucagon stimulates the liver to ____.
Respuesta
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convert stored glycogen to glucose
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store glucose
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convert glucose to glycogen
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decrease blood glucose levels
Pregunta 11
Pregunta
High levels of leptin are associated with ____.
Respuesta
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Increased activity and eating
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Decreased activity and increased eating
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Increased activity and decreased eating
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Decreased activity and eating
Pregunta 12
Pregunta
Many female mammals become very attentive after delivering their babies largely because of a sudden ____.
Respuesta
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Increase in leptin
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Increase of prolactin and decrease of oxytocin
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Surge of prolactin and oxytocin
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Drop in testosterone levels
Pregunta 13
Pregunta
Most depressed people show ___ activity in the ___ prefrontal cortex.
Respuesta
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Increased; left
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Increased; right
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Decreased; right
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Decreased; left
Pregunta 14
Pregunta
One important difference between organizing effects and activating effects of hormones is that activating effects ____.
Respuesta
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Control only the peripheral nervous system
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Take place mostly during an early sensitive period
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Are shorter-term
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Cause the pituitary gland to release another hormone
Pregunta 15
Pregunta
Research suggests that the brain abnormalities in people with schizophrenia develop:
Respuesta
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Late in life and remain fairly steady
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Late in life and progressively get worse
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Early and then remain fairly steady
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Early and progressively get worse
Pregunta 16
Pregunta
Selective serotonin reuptake inhibitors operate similarly to ____.
Respuesta
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Antabuse
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Tricyclics
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MAOIs
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L-Dopa
Pregunta 17
Pregunta
Sex differences are to ____ as gender differences are to ____.
Respuesta
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Identity; anatomy
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Adults; children
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Excitation; inhibition
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Anatomy; identity
Pregunta 18
Pregunta
The brain gets part of its information regarding low osmotic pressure from ___.
Respuesta
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receptors around the third ventricle
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the duodenum
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the blood brain barrier, equally throughout the brain
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the thalamus
Pregunta 19
Pregunta
The frequency of homosexuality in men is highest if ____.
Respuesta
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An adopted brother is homosexual
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A dizygotic twin brother is homosexual
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A sister is homosexual
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A monozygotic twin brother is homosexual
Pregunta 20
Pregunta
The symptoms of tardive dyskinesia are ____.
Respuesta
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Attacks of anxiety that prevent active behaviour
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Anterograde and retrograde amnesia
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Outbursts of unprovoked violent behaviour
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Tremors and other involuntary movements
Pregunta 21
Pregunta
Which of the following best descibes the role of insulin?
Respuesta
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It acts as a key to "allow access" of glucose into cells
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It reduces the sensation of thirst
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It increases the sensation of fullness
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It sends information to the hypothalamus about long term fat supplies
Pregunta 22
Pregunta
Vasopressin raises blood pressure by:
Respuesta
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Decreasing the blood's salt concentration
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Increasing the blood's salt concentration
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Causing the blood vessels to dilate
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Constricting the blood vessels
Pregunta 23
Pregunta
What causes hypovolemic thirst?
Respuesta
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Low blood volume
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Dryness of the throat
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Too much salt in the diet
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Increased concentration of solutes in the blood
Pregunta 24
Pregunta
What is one of the best treatments for seasonal affective disorder?
Respuesta
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Adrenal hormones
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Dietary changes
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Bright light
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Electroconvulsive shock therapy
Pregunta 25
Pregunta
What would cause a mammal to develop the external anatomy of a male, regardless of its chromosomes?
Respuesta
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Deprivation of estradiol during an early stage of development
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Exposure to high levels of testosterone during an early stage of development
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An infusion of testosterone at puberty
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Exposure to neither testosterone nor estradiol during an early stage of development
Pregunta 26
Pregunta
Which of the following is unique to genetic males early in development?
Respuesta
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Wolffian ducts
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Müllerian inhibiting hormone
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Primitive gonads
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Müllerian ducts
Pregunta 27
Pregunta
Which is true of androgens and estrogens?
Respuesta
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Males and females both have androgens and estrogens, but in different amounts
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Only males have androgens; only females have estrogens
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Only males have estrogens; only females have androgens
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Males and females have androgens and estrogens in similar amounts
Pregunta 28
Pregunta
Which is true when considering the role of genetics in depression?
Respuesta
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Late-onset depression has higher heritability than early-onset depression
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Adopted children who become depressed are more likely to have depressed adoptive relatives than depressed biological relatives
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Depression in males runs in families, depression in females does not
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Adopted children who become depressed are more likely to have depressed biological relatives than depressed adoptive relatives
Pregunta 29
Pregunta
Which of the following characterizes total brain activity, as measured by the rate of glucose metabolism, in those suffering from mood disorders?
Respuesta
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Low in mania and high in depression
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High in both mania and depression
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High in mania and low in depression
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Low in both mania and depression
Pregunta 30
Pregunta
Wolffian ducts are found in ____.
Respuesta
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female and male fetuses early in development
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genetic female fetuses only
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genetic male fetuses only
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female and male fetuses until shortly before birth
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