Basic concepts Flashcards

1
Q

Stepping reflex

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2
Q

How many neural input signals can be found in a large number of muscles during human locomotion?

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3
Q

What are the mechanisms that the brain uses to modulate muscle force?

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4
Q

What is a motor nucleus?

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5
Q

What is the RMS? what is its role?

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6
Q

What are some possible neuromuscular interfacing approaches?

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7
Q

What is a motor unit?

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8
Q

What is the sliding filament theory about?

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9
Q

What is EMG?

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10
Q

How can a surface EMG be best described?

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11
Q

What is Henneman´s size principle about?

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12
Q

what is the relationship between the size of the motor unit and the force it produces?

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13
Q

How can we extract individual motor unit from HD-sEMG signals?

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14
Q

What does Factor Analysis do? What is it for?

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15
Q

Why do we apply lowpass filters to the EMG signals?

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16
Q

During strength training, which effects can be observed?

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17
Q

what is active force? passive force?

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18
Q

What is the correlation between the MUAP amplitudes and MU recruitment thresholds within all MUs recruited in an isometric contraction? according to Henneman´s size principle

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19
Q

What is the neuromechanical delay?

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20
Q

What is the relationship between the neuromechanical delay and the rate of force development?

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21
Q

What are efferent and afferent impulses?

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22
Q

What is STA? What is it for?

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22
Q

What is the rate of force development?

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23
Q

What are the architectural or mechanical features affect muscle force production?

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24
Q

How can we determine the recruitment threshold of a MU?

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25
Q

What is a spinal reflex?

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26
Q

What does the AP shape of each MU look like?

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27
Q

What is the innervation number? How is it for human muscles?

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28
Q

What is the sarcomere structure?

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29
Q

What is the difference between fast and slow-twitch muscle fibers?

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30
Q

What can significantly influence the MUAP amplitude extracted from sEMG?

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31
Q
A