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Modalities > Final: Biofeedback > Flashcards

Final: Biofeedback Flashcards

1
Q

___ is the recording of electrical activity generated in a muscle

A

EMG

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2
Q

An _______ is a graphic representation of electrical currents associated with muscle action

A

electromyogram

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3
Q

EMGs have (low/high) sensitivity to low levels of muscle activity

A

high

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4
Q

What is the order of an EMG signal

A 
EMG signal initiated
Raw
Amplified
Rectified
Smoothed
Signal processed back to user
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5
Q

What type of electrodes can be used with biofeedback

A

needles or skin electrodes

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6
Q

______ is the nearly instantaneous return of information to a person about physiologic functions she or he may not otherwise be aware of

A

biofeedback

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7
Q

Biofeedback provides information about ______ or ______ processes that can be acted on for improved function and performance

A

physiological and biomechanical

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8
Q

True or False

Biofeedback requires user action

A

true

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9
Q

True or False:

Just like other physical agents, biofeedback results from transfer of energy to targeted area

A

False, it does not result from transfer of energy

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10
Q

What are the two types of biofeedback

A

direct and transformed

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11
Q

(direct/transformed) biofeedback is an accurate, numerical value of bioprocesses

A

direct

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12
Q

What is an example of direct biofeedback

A

heart rate monitor

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13
Q

(direct/transformed) biofeedback is a representative signal of muscular electrical activity

A

transformed

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14
Q

What is an example of transformed biofeedback

A

EMG

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15
Q

What are the physiological effects of biofeedback

A

provides feedback for volitional alteration activity based on myoelectrical activity

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16
Q

What are the primary neurophysiological mechanisms of biofeedback

A

neuromuscular facilitation
inhibition
coordination

17
Q

Neuromuscular inhibition is an (increase/decrease) tone due to activation of fewer or smaller motor units

A

decrease

18
Q

In regards to neuromuscular inhibition, is there an increase or decrease of afferent inhibition of aberrant efferent signals

A

increase

19
Q

What are three indications of using neuromuscular inhibition techniques

A

relaxation techniques
postural training
decrease excessive muscle tone

20
Q

What are 8 clinical applications of using EMG biofeedback

A 
muscle reeducation
relaxation of muscle guarding
hemiplegia
quadriceps strengthening
pelvic floor disorders
chronic pain disorders
TMJ disorders
21
Q

In regards to using biofeedback for muscle reeducation, is the sensitivity supposed to be high or low

A

low

22
Q

In regards to using biofeedback for muscle guarding, is the sensitivity supposed to be high or low

A

high, make sure the noise is turned off

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