Nerve Fiber Classification Flashcards

1
Q

Which fibers does motor to intrafusal and extrafusal

A

A-beta fibers

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2
Q

Which fiber does sensory to pain and temperature

A

C-fibers/IV fibers

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3
Q

Which fiber does sensory to golgi tendon organs?

A

Ib fibers

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4
Q

Erlanger and Gasser Nerve Fiber Classifications

A
A-alpha
A-beta
A-gamma
A-delta
B 
C
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5
Q

LLoyd and Hunt Nerve Fiber Classifcations

A

Ia, Ib, II, III, IV

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6
Q

Which fibers are the fastest

A

A-alpha/Ia

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7
Q

Electrodiagnostic studies evaluate only what type of nerve fibers?

A

Ia (large, myelinated) fibers

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8
Q

Principal receptors for pain

A

C and A-delta fibers

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9
Q

Which is smaller and faster? A-delta fibers or C fibers

A

C is smaller than A-delta

A-delta is faster than C

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10
Q

Smallest nerve fibers

A

IV fibers/C fibers

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11
Q

Slowest nerve fibers

A

IV fibers/C fibers

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12
Q

Function of Ia fibers

A

Sensory muscle spindle afferents

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13
Q

Which nerve fiber does motor to intrafusal fibers

A

A-gamma fibers

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14
Q

Largest Sensory/motor neurons

A

Ia sensory fibers/A-alpha fibers

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15
Q

Which fibers are unmyelinated

A

B and C fibers

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16
Q

Which fiber does sensory to touch pain and temperature

A

A-delta fiber/III fibers