Week 2: Sensory Afferents (Main Fibre Types) Flashcards
1
Q
AB Fibres: Diameter
A
Large
2
Q
AB Fibres: Myelination
A
Highly
3
Q
AB Fibres: Conduction Velocity
A
> 40m/s
4
Q
AB Fibres: Receptor Activation Threshold
A
Low
5
Q
AB Fibres: Sensation on stimulation
A
Light touch, non-noxious, rapid, sharp
6
Q
A-delta: Diameter
A
2-5um
7
Q
A-delta: Myelination
A
Thinly
8
Q
A-delta: Conduction Velocity
A
5-15ms
9
Q
A-delta: Receptor Activation Threshold
A
High + Low
10
Q
A-delta: Sensation on Stimulus
A
Localised nociception
11
Q
C-Fibres: Diameter
A
<2um
12
Q
C-Fibres: Myelination
A
Unmyelinated
13
Q
C-Fibres: Conduction Velocity
A
<2ms
14
Q
C-Fibres: Receptor activation threshold
A
High
15
Q
C-fibres: Sensation on stimulation
A
Slow, diffuse, dull nociception
