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WorksheetsNerve Fiber Quiz
Total questions: 20
Worksheet time: 10mins
which nerve fiber has the largest diameter?
Aα
Aβ
B
C
Which nerve fiber conducts impulses at the fastest speed?
Aα
Aδ
B
C
Aα fibers primarily carry impulses related to:
Pain and temperature
Autonomic functions
Motor to skeletal muscle
Postganglionic sympathetic
Which fiber type is responsible for muscle spindle primary endings?
Aβ
Aγ
Aα
C
Aβ fibers mainly transmit:
Motor impulses
Pain and temperature
Touch and pressure
Autonomic impulses
Which fiber type innervates intrafusal muscle fibers?
Aα
Aβ
Aγ
C
Aδ fibers are mainly responsible for:
Crude touch
Fast pain and cold
Slow pain
Autonomic control
Which nerve fibers are lightly myelinated?
Aα
Aβ
Aδ
C
B fibers are characteristically:
Unmyelinated
Heavily myelinated
Lightly myelinated
Non-conducting
Which fibers conduct preganglionic autonomic impulses?
Aδ
B
C
Aβ
C fibers have which of the following properties?
Fast conduction
Large diameter
Unmyelinated
Heavily myelinated
Slow pain is transmitted by:
Aδ fibers
C fibers
Aβ fibers
B fibers
Which nerve fibers have the slowest conduction velocity?
Aδ
B
C
Aγ
Diameter of Aα fibers according to Guyton is approximately:
1–3 µm
5–12 µm
13–20 µm
0.3–1.3 µm
Which fiber carries postganglionic sympathetic impulses?
B fibers
C fibers
Aδ fibers
Aβ fibers
Touch sensation from skin is mainly carried by:
Aβ fibers
C fibers
B fibers
Aδ fibers
Which nerve fiber type conducts impulses at 0.5–2 m/s?
Aα
Aδ
B
C
Fast pain sensation is carried by:
C fibers
Aδ fibers
Aβ fibers
B fibers
Which classification of nerve fibers is based on diameter and conduction velocity?
Erlanger and Gasser
Golgi classification
Sherrington classification
Langley classification
According to Guyton, which fibers are responsible for temperature sensation?
Aβ only
Aα only
Aδ and C
B fibers
