Sensory Receptors Flashcards
(24 cards)
Pacinian Corpuscle Stimuli
Vibration and Proprioreception
Meissner Corpuscle Stimuli
Touch and Vibration
Ruffini Ending Stimulus
Pressure and Skin Stretch
Endings around hair Stimulus
Touch and Pressure
Merkel Disc Stimulus
Touch and Pressure
Free Nerve Ending Stimulus
Ag:
C:
Ag:Pain, Tissue damage, Touch,
C: Temp, Itch, Tickle, Touch
Ia fiber location
Spindle
Ib fiber location
- GTO
- Efferents to spindle
II/AB
Meissner, Merkel, Flowerspray spindle, Efferents to Spindle
III/Ag location
Noci, Cold, hair
C fiber location
Noci, Warmth, itch, touch, ANS
Sensations of Posterior Column/Medial Lemniscal
Discriminative touch, Jt. And muscle proprioreception, some pain
Sensations of SpinoThalamic
Pain, Temp, Itch
SpinoCerebellar Sensations
Tactile, pressure, unconscious proprioreception
Receptors of Posterior Column/ Medial Lemniscal
Meissner Spindles Pacinian Ruffini Merkels Disk
Receptors for Anterolateral/ Spinothalamic
Nociceptors
Thermal Receptors
Mechanoreceptors
Dorsal Spinocerebellar Receptors
jt. Receptors
Ventral Spinocerebellar Receptors
GTO
Cutaneous
Spinal interneurons
Descending Tracts
2 Afferents of muscle spindle and type of fiber,
- Annulospiral (Ia)
- Flowerspray (II/AB)
Efferents of muscle spindle and type
Bags: Gamma (dynamic)
Chain: Gamma (static)
Muscle spindle detects ______
GTO detects ________
Proprioreceptors detect _________
Length
Tension
Position
3 Encapsulated receptors
Pacinian, Meissner, Ruffini
3 Uncapsulated Receptors
Ending around hair, merkel, Free nerve ending
Order of receptor speed
Pacinian Meissner Ruffini Endings on hair Merkel Free nerve endings
