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BCIA cert exam > 3 & 4 > Flashcards

3 & 4 Flashcards

1
Q

What region of the cortex provides executive functions?

A

frontal

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2
Q

The function of the parietal cortex could be described as _________________.

A

connect the dots

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3
Q

What region of the brain is associated with auditory processing?

A

temporal lobe

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4
Q

What limbic structure is associated with fear?

A

amygdala

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5
Q

What brain structure is associated with the conscious explicit memory?

A

hippocampus

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6
Q

Action potentials do _______________.

A

NOT generate brainwaves

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7
Q

A neurotransmitter associated with arousal is a(n) ________________?

A

norepinephrine

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8
Q

The neuromodulator most associated with memory and learning is _________.

A

acetylcholine

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9
Q

What neurochemical manufactured in the pituitary gland mediates sleep onset?

A

melatonin

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10
Q

Neurons grow connections between each other known as:

A

A) synapse
B) axon
C) dendrite

D) all of the above

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11
Q

The gap between neurons is called the?

A

synapse

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12
Q

The __________ mediates much of emotional activity.

A

limbic system

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13
Q

The __________ mediates motor function.

A

basal ganglia

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14
Q

The ____________ receives signals from the axon.

A

dendrite

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15
Q

What is the function of the white matter of the brain?

A

connects neurons

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16
Q

The brain is traditionally divided into areas according to cell structure known as __________ areas.

A

Brodmann

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17
Q

What structure connects the left side of the brain to the right side?

A

corpus collosum

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18
Q

The right side of the brain is connected to the:

A

left visual field

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19
Q

The neurons of the cortex appear to group themselves into?

A

A) cell columns
B) networks
C) regions

D) all of the above

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20
Q

What region of the left hemisphere is associated with speech?

A

Wernicke’s region

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21
Q

Long groups of axons in the brain combining to make neural pathways are known as_________.

A

fasciculate

22
Q

There are _________ layers of the cortex.

A

6

23
Q

The long and short fibers that interconnect the cortex are known as __________.

A

cortico-cortico fibers

24
Q

The fasciculus which connects the anterior temporal lobes to the frontal lobes are known as ________________.

A

the uncinate fasciculus

25
Q

The firing of electrical impulses down the axon of a neuron is referred to as the?

A

action potential

26
Q

What part of the brain is most associated with arousal level?

A

reticular formation

27
Q

What type of cell is most responsible for pre and post synaptic potential activity?

A

pyramidal cells

28
Q

When a neuron is being encouraged to fire by other neurons it is becoming ___________.

A

depolarized

29
Q

The thalamus is often referred to as the __________ of the brain.

A

A) great relay station
B) pacemaker

both A and B*

30
Q

The region of the brain associated with SMR is the _______________.

A

sensory-motor strip

31
Q

The areas C3, Cz, and C4 are positioned over the:

A

sensory motor strip

32
Q

The area Fz is over the _____.

A

anterior cingulate

33
Q

The area T3 and T4 are over the:

A

medial temporal lobes

34
Q

The area of Fp1 and Fp2 correspond to the _____ area.

A

prefrontal executive

35
Q

Delta and theta are considered _________ waves.

A

global

36
Q

High beta waves, over 35 Hz , are considered _______ waves emanating from cell columns just below the scalp.

A

local

37
Q

According to Thatcher, ________ activities are more related to personality functions.

A

global

38
Q

________ activities are related more to cognitive processing.

A

local

39
Q

Delta activity is often associated with coupling between the cortex and ______.

A

the brain stem

40
Q

Theta activity is often associated with coupling between the cortex and the _______.

A

limbic system

41
Q

Alpha activity is often associated with coupling between the cortex and the _____ .

A

thalamus

42
Q

Beta activity is often associated with coupling between the ________ .

A

cortical columns

43
Q

Coherence is the percentage of time that oscillators co-vary in ________.

A

phase

44
Q

High beta coherence would indicate high levels of _______ .

A

Hypocoupling

45
Q

Nunez suggest that EEG leads pick up _____________ .

A

a combination of frequencies from all over the brain

46
Q

Waves that combine to form a static pattern are known as ________ .

A

standing waves

47
Q

Changes occurring in the overall polarization of fields of cortical dendrites below .5 Hz in frequency are known as ___________ .

A

slow cortical potentials

48
Q

By repeatedly presenting a stimulus and recording the response and then averaging the electrical activity of each response so that the signal can be clearly isolated we are measuring ___________.

A

an event related potentials

49
Q

The __________ wave indicates signal detection in the brain.

A

P200

50
Q

The _______ wave indicates comprehension of a stimulus event.

A

P300

51
Q

In P300 studies a series of auditory tones of constant frequency may be presented that are randomly interspersed with tones of a different frequency and a subject is asked to count the irregular or __________ .

A

oddball tones

52
Q

Lubar found that children with ADHD often had __________ .

A

a diminished P300 response

BCIA cert exam (11 decks)

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