Question 1

Which of the following statements regarding hydrocephalus is/are true?

Accepted Answer

A) It is treatable. 
B) If untreated,it always causes mental retardation. 
C) It results from a buildup of cerebrospinal fluid. 
D) All of the above

Question 2

In mild intellectual disability:

Accepted Answer

A) There is no obvious physical cause 
B) Individuals are generally from a lower socioeconomic class 
C) Individuals have IQ scores between 50 and 70 
D) All of the above

Question 3

Autism has been tentatively linked with genes on the ___.

Accepted Answer

A) X 
B) Y 
C) 12th chromosome 
D) 4th chromosome

Question 4

Intravenous delivery of oxytocin to individuals with autism and Asperger's syndrome has been shown to ___.

Accepted Answer

A) increase the social interactions of such individuals 
B) increase mirror neuron activity in such individuals 
C) decrease both the number and severity of these individual's repetitive behaviors 
D) All of the above

Question 5

Spatial abilities are located,to a great extent,in the:

Accepted Answer

A) Somatosensory and motor areas 
B) Limbic areas 
C) Somatosensory area and the parietal lobe 
D) Temporal lobe and motor area

Question 6

The ASPM gene is a major determinant of brain size.

Accepted Answer

A) True 
 B)False

Question 7

Men always have larger brains than females.

Accepted Answer

A) True 
 B)False

Question 8

The brains of individuals with ADHD have been found to have ___ and treatment with Ritalin has been shown to ___ and ___.

Accepted Answer

A) increased dopamine reuptake in the striatum,block dopamine reuptake,decrease dopamine levels in the striatum 
B) increased numbers of dopamine transporters in the striatum,block dopamine reuptake,increase dopamine levels in the striatum 
C) decreased dopamine reuptake,increase dopamine reuptake,block dopamine levels in the striatum 
D) decreased dopamine reuptake,decrease dopamine reuptake,increase dopamine levels in the striatum

Question 9

The leading genetic cause of intellectual disability is:

Accepted Answer

A) Fragile X 
B) Down syndrome 
C) Lesch-Nynan syndrome 
D) Fragile Y

Question 10

Approximately ___ of the population has an IQ below 70.

Accepted Answer

A) 2% 
B) 5% 
C) 8% 
D) 10%

Question 11

Which of following brain areas was not listed in the textbook as being implicated in autism?

Accepted Answer

A) Occipital lobe 
B) Temporal lobe 
C) Brain stem 
D) Cerebellum

Question 12

___ brain damage will typically produce more impairment on general intelligence than on typical IQ test measurements.

Accepted Answer

A) Frontal 
B) Temporal 
C) Parietal 
D) Cortical

Question 13

When disorders of social behaviors and autistic-like cognitive abnormalities are considered along with autism,the concordance rate for identical twins is:

Accepted Answer

A) 75% 
B) 60% 
C) over 90% 
D) 10%

Question 14

One of the two genes that have likely contributed to our greater brain size relative to chimpanzees is the ___ gene,responsible for ___.

Accepted Answer

A) ASPM gene,myelination of the temporal lobe 
B) PACAP precursor gene,neurogenesis and neural signaling 
C) AMSP gene,synaptic formation 
D) PACAP precursor gene,locomotor performance

Question 15

The parietal areas are probably involved when the postal worker puts the mail in order by addresses.

Accepted Answer

A) True 
 B)False

Question 16

How does brain thickness relate to IQ? Explain.

Accepted Answer

The answer of How does brain thickness relate to IQ?...

Question 17

The biological abnormality most consistently found in individuals with autism is a(n):

Accepted Answer

A) Elevated dopamine level 
B) Elevated serotonin level 
C) Ability to regulate neuromodulator levels 
D) Reduced serotonin level

Question 18

If the theory of the "splitters" is accurate:

Accepted Answer

A) There are multiple intelligences 
B) Our intelligences are more or less independent of each other 
C) Proficiency in one ability is not strongly related to proficiency in most other abilities 
D) All of the above

Question 19

Humans have:

Accepted Answer

A) One of the largest brain/body ratios 
B) One of the heaviest brains 
C) One of the largest brains 
D) None of the above

Question 20

The traditionally accepted decrease in IQ scores with age may be less than believed,because:

Accepted Answer

A) IQ tests are not related to meaningful information for the elderly. 
B) IQ scores of the elderly are compared with younger contemporaries,which is not the appropriate comparison. 
C) IQ tests are timed and processing speed decreases with age,complicating interpretations. 
D) All of the above

Exam 13: Intelligence and Cognitive Functioning

Which of the following statements regarding hydrocephalus is/are true?

In mild intellectual disability:

Autism has been tentatively linked with genes on the ___.

Intravenous delivery of oxytocin to individuals with autism and Asperger's syndrome has been shown to ___.

Spatial abilities are located,to a great extent,in the:

The ASPM gene is a major determinant of brain size.

Men always have larger brains than females.

The brains of individuals with ADHD have been found to have _ and treatment with Ritalin has been shown to _ and ___.

The leading genetic cause of intellectual disability is:

Approximately ___ of the population has an IQ below 70.

Which of following brain areas was not listed in the textbook as being implicated in autism?

___ brain damage will typically produce more impairment on general intelligence than on typical IQ test measurements.

When disorders of social behaviors and autistic-like cognitive abnormalities are considered along with autism,the concordance rate for identical twins is:

One of the two genes that have likely contributed to our greater brain size relative to chimpanzees is the _ gene,responsible for _.

The parietal areas are probably involved when the postal worker puts the mail in order by addresses.

How does brain thickness relate to IQ? Explain.

The biological abnormality most consistently found in individuals with autism is a(n) :

If the theory of the "splitters" is accurate:

Humans have:

The traditionally accepted decrease in IQ scores with age may be less than believed,because: