Template:Peripheral Nerve Fibres
From WikiMSK
- Characteristics of peripheral nerve fibres
Sensory fibre | Myelinated axons | Diameter (ยตm) | Conduction velocity (m/s) | General Function |
---|---|---|---|---|
Aฮฑ | Yes | 13-20 | 80-120 | muscle spindle primary endings, golgi tendon organs, touch, and alpha motor neurons. |
Aฮฒ | Yes | 6-12 | 33-75 | Discriminative sensitivity to mechanical stimuli (touch, vibration) |
Aฮณ | Yes | 4-8 | 15-40 | Touch, pressure, and gamma motor neurons. |
Aฮด | Thin | 1-5 | 3-30 | "rapid" pain, crude touch, pressure, temperature |
B | No | 1-3 | 3-14 | preganglionic autonomic |
C | No | 0.3-1.5 | 0.5-2.0 | "slow" pain, touch, pressure temperature, and postganglionic autonomic. |