Somatic Senses General Sensory System. Sensation Define Stimulus Type Sensory Organ Sensory...
-
Upload
hugo-hardy -
Category
Documents
-
view
238 -
download
3
Transcript of Somatic Senses General Sensory System. Sensation Define Stimulus Type Sensory Organ Sensory...
![Page 1: Somatic Senses General Sensory System. Sensation Define Stimulus Type Sensory Organ Sensory Receptors Exteroceptors Interoceptors Proprioceptors Receptor.](https://reader034.fdocuments.us/reader034/viewer/2022042519/56649ee45503460f94bf3bd6/html5/thumbnails/1.jpg)
Somatic Senses
General Sensory System
![Page 2: Somatic Senses General Sensory System. Sensation Define Stimulus Type Sensory Organ Sensory Receptors Exteroceptors Interoceptors Proprioceptors Receptor.](https://reader034.fdocuments.us/reader034/viewer/2022042519/56649ee45503460f94bf3bd6/html5/thumbnails/2.jpg)
Sensation
Define Stimulus Type Sensory Organ Sensory Receptors
Exteroceptors Interoceptors Proprioceptors
Receptor Potential Transduction Pathway Response Adaptation
![Page 3: Somatic Senses General Sensory System. Sensation Define Stimulus Type Sensory Organ Sensory Receptors Exteroceptors Interoceptors Proprioceptors Receptor.](https://reader034.fdocuments.us/reader034/viewer/2022042519/56649ee45503460f94bf3bd6/html5/thumbnails/3.jpg)
Somatosensory Receptors
Nocireceptors Thermoreceptors Mechanoreceptors
Tactile Baroreceptors Proprioceptors
Chemoreceptors
![Page 4: Somatic Senses General Sensory System. Sensation Define Stimulus Type Sensory Organ Sensory Receptors Exteroceptors Interoceptors Proprioceptors Receptor.](https://reader034.fdocuments.us/reader034/viewer/2022042519/56649ee45503460f94bf3bd6/html5/thumbnails/4.jpg)
Somatosensory Exteroceptors
![Page 5: Somatic Senses General Sensory System. Sensation Define Stimulus Type Sensory Organ Sensory Receptors Exteroceptors Interoceptors Proprioceptors Receptor.](https://reader034.fdocuments.us/reader034/viewer/2022042519/56649ee45503460f94bf3bd6/html5/thumbnails/5.jpg)
Somatic Sensory Modalities
Discriminative Touch Pressure, Vibration, Texture
Rapidly Adapting Meissners Corpuscles Pacinian Corpuscles
Slowly Adapting Merkel Disks
Pain and Temperature Free nerve endings
Fast Pain : A Fibers Slow Pain: C Fibers
Ruffini corpuscle: heat Krause corpuscle: cold
Proprioception Muscle Spindle Golgi Tendon Organ
![Page 6: Somatic Senses General Sensory System. Sensation Define Stimulus Type Sensory Organ Sensory Receptors Exteroceptors Interoceptors Proprioceptors Receptor.](https://reader034.fdocuments.us/reader034/viewer/2022042519/56649ee45503460f94bf3bd6/html5/thumbnails/6.jpg)
Pseudounipolar Neuron
![Page 7: Somatic Senses General Sensory System. Sensation Define Stimulus Type Sensory Organ Sensory Receptors Exteroceptors Interoceptors Proprioceptors Receptor.](https://reader034.fdocuments.us/reader034/viewer/2022042519/56649ee45503460f94bf3bd6/html5/thumbnails/7.jpg)
Ascending Sensory Tracts
![Page 8: Somatic Senses General Sensory System. Sensation Define Stimulus Type Sensory Organ Sensory Receptors Exteroceptors Interoceptors Proprioceptors Receptor.](https://reader034.fdocuments.us/reader034/viewer/2022042519/56649ee45503460f94bf3bd6/html5/thumbnails/8.jpg)
Crossing Over
![Page 9: Somatic Senses General Sensory System. Sensation Define Stimulus Type Sensory Organ Sensory Receptors Exteroceptors Interoceptors Proprioceptors Receptor.](https://reader034.fdocuments.us/reader034/viewer/2022042519/56649ee45503460f94bf3bd6/html5/thumbnails/9.jpg)
General Somatosensory Pathway
![Page 10: Somatic Senses General Sensory System. Sensation Define Stimulus Type Sensory Organ Sensory Receptors Exteroceptors Interoceptors Proprioceptors Receptor.](https://reader034.fdocuments.us/reader034/viewer/2022042519/56649ee45503460f94bf3bd6/html5/thumbnails/10.jpg)
Ascending Sensory Spinal Cord Tract Information
Touch and Pressure Discriminative
Dorsal Columns: Fasciculus Group Crude
Anterior Spinal Thalamic
Pain and Temperature Lateral Spinal Thalamic
Proprioception Length : Posterior Spinocerebellar Force: Anterior Spinocerebellar
![Page 11: Somatic Senses General Sensory System. Sensation Define Stimulus Type Sensory Organ Sensory Receptors Exteroceptors Interoceptors Proprioceptors Receptor.](https://reader034.fdocuments.us/reader034/viewer/2022042519/56649ee45503460f94bf3bd6/html5/thumbnails/11.jpg)
![Page 12: Somatic Senses General Sensory System. Sensation Define Stimulus Type Sensory Organ Sensory Receptors Exteroceptors Interoceptors Proprioceptors Receptor.](https://reader034.fdocuments.us/reader034/viewer/2022042519/56649ee45503460f94bf3bd6/html5/thumbnails/12.jpg)
![Page 13: Somatic Senses General Sensory System. Sensation Define Stimulus Type Sensory Organ Sensory Receptors Exteroceptors Interoceptors Proprioceptors Receptor.](https://reader034.fdocuments.us/reader034/viewer/2022042519/56649ee45503460f94bf3bd6/html5/thumbnails/13.jpg)
Sensory Cortex
![Page 14: Somatic Senses General Sensory System. Sensation Define Stimulus Type Sensory Organ Sensory Receptors Exteroceptors Interoceptors Proprioceptors Receptor.](https://reader034.fdocuments.us/reader034/viewer/2022042519/56649ee45503460f94bf3bd6/html5/thumbnails/14.jpg)
Sensory Homunculus
![Page 15: Somatic Senses General Sensory System. Sensation Define Stimulus Type Sensory Organ Sensory Receptors Exteroceptors Interoceptors Proprioceptors Receptor.](https://reader034.fdocuments.us/reader034/viewer/2022042519/56649ee45503460f94bf3bd6/html5/thumbnails/15.jpg)
Association Areas
![Page 16: Somatic Senses General Sensory System. Sensation Define Stimulus Type Sensory Organ Sensory Receptors Exteroceptors Interoceptors Proprioceptors Receptor.](https://reader034.fdocuments.us/reader034/viewer/2022042519/56649ee45503460f94bf3bd6/html5/thumbnails/16.jpg)
Touch and Pressure
![Page 17: Somatic Senses General Sensory System. Sensation Define Stimulus Type Sensory Organ Sensory Receptors Exteroceptors Interoceptors Proprioceptors Receptor.](https://reader034.fdocuments.us/reader034/viewer/2022042519/56649ee45503460f94bf3bd6/html5/thumbnails/17.jpg)
Meissners Corpuscles
![Page 18: Somatic Senses General Sensory System. Sensation Define Stimulus Type Sensory Organ Sensory Receptors Exteroceptors Interoceptors Proprioceptors Receptor.](https://reader034.fdocuments.us/reader034/viewer/2022042519/56649ee45503460f94bf3bd6/html5/thumbnails/18.jpg)
Pacinian Corpuscles
![Page 19: Somatic Senses General Sensory System. Sensation Define Stimulus Type Sensory Organ Sensory Receptors Exteroceptors Interoceptors Proprioceptors Receptor.](https://reader034.fdocuments.us/reader034/viewer/2022042519/56649ee45503460f94bf3bd6/html5/thumbnails/19.jpg)
Merkel Disks
![Page 20: Somatic Senses General Sensory System. Sensation Define Stimulus Type Sensory Organ Sensory Receptors Exteroceptors Interoceptors Proprioceptors Receptor.](https://reader034.fdocuments.us/reader034/viewer/2022042519/56649ee45503460f94bf3bd6/html5/thumbnails/20.jpg)
Posterior [Dorsal] Columns
![Page 21: Somatic Senses General Sensory System. Sensation Define Stimulus Type Sensory Organ Sensory Receptors Exteroceptors Interoceptors Proprioceptors Receptor.](https://reader034.fdocuments.us/reader034/viewer/2022042519/56649ee45503460f94bf3bd6/html5/thumbnails/21.jpg)
Sensory Receptors: Pain
![Page 22: Somatic Senses General Sensory System. Sensation Define Stimulus Type Sensory Organ Sensory Receptors Exteroceptors Interoceptors Proprioceptors Receptor.](https://reader034.fdocuments.us/reader034/viewer/2022042519/56649ee45503460f94bf3bd6/html5/thumbnails/22.jpg)
![Page 23: Somatic Senses General Sensory System. Sensation Define Stimulus Type Sensory Organ Sensory Receptors Exteroceptors Interoceptors Proprioceptors Receptor.](https://reader034.fdocuments.us/reader034/viewer/2022042519/56649ee45503460f94bf3bd6/html5/thumbnails/23.jpg)
Sensory Receptors: Temperature
![Page 24: Somatic Senses General Sensory System. Sensation Define Stimulus Type Sensory Organ Sensory Receptors Exteroceptors Interoceptors Proprioceptors Receptor.](https://reader034.fdocuments.us/reader034/viewer/2022042519/56649ee45503460f94bf3bd6/html5/thumbnails/24.jpg)
![Page 25: Somatic Senses General Sensory System. Sensation Define Stimulus Type Sensory Organ Sensory Receptors Exteroceptors Interoceptors Proprioceptors Receptor.](https://reader034.fdocuments.us/reader034/viewer/2022042519/56649ee45503460f94bf3bd6/html5/thumbnails/25.jpg)
Proprioception
![Page 26: Somatic Senses General Sensory System. Sensation Define Stimulus Type Sensory Organ Sensory Receptors Exteroceptors Interoceptors Proprioceptors Receptor.](https://reader034.fdocuments.us/reader034/viewer/2022042519/56649ee45503460f94bf3bd6/html5/thumbnails/26.jpg)
Histology of Proprioceptors
Muscle Spindle Fibers
Golgi Tendon Organ
![Page 27: Somatic Senses General Sensory System. Sensation Define Stimulus Type Sensory Organ Sensory Receptors Exteroceptors Interoceptors Proprioceptors Receptor.](https://reader034.fdocuments.us/reader034/viewer/2022042519/56649ee45503460f94bf3bd6/html5/thumbnails/27.jpg)
Experiments
Discrimination testsLocation DensityThresholdAdaptation
![Page 28: Somatic Senses General Sensory System. Sensation Define Stimulus Type Sensory Organ Sensory Receptors Exteroceptors Interoceptors Proprioceptors Receptor.](https://reader034.fdocuments.us/reader034/viewer/2022042519/56649ee45503460f94bf3bd6/html5/thumbnails/28.jpg)
Testing Fields for Pressure
![Page 29: Somatic Senses General Sensory System. Sensation Define Stimulus Type Sensory Organ Sensory Receptors Exteroceptors Interoceptors Proprioceptors Receptor.](https://reader034.fdocuments.us/reader034/viewer/2022042519/56649ee45503460f94bf3bd6/html5/thumbnails/29.jpg)
Depth and Threshold
![Page 30: Somatic Senses General Sensory System. Sensation Define Stimulus Type Sensory Organ Sensory Receptors Exteroceptors Interoceptors Proprioceptors Receptor.](https://reader034.fdocuments.us/reader034/viewer/2022042519/56649ee45503460f94bf3bd6/html5/thumbnails/30.jpg)
Receptor Potentials
![Page 31: Somatic Senses General Sensory System. Sensation Define Stimulus Type Sensory Organ Sensory Receptors Exteroceptors Interoceptors Proprioceptors Receptor.](https://reader034.fdocuments.us/reader034/viewer/2022042519/56649ee45503460f94bf3bd6/html5/thumbnails/31.jpg)
Receptor Testing Variations
![Page 32: Somatic Senses General Sensory System. Sensation Define Stimulus Type Sensory Organ Sensory Receptors Exteroceptors Interoceptors Proprioceptors Receptor.](https://reader034.fdocuments.us/reader034/viewer/2022042519/56649ee45503460f94bf3bd6/html5/thumbnails/32.jpg)
Temperature
![Page 33: Somatic Senses General Sensory System. Sensation Define Stimulus Type Sensory Organ Sensory Receptors Exteroceptors Interoceptors Proprioceptors Receptor.](https://reader034.fdocuments.us/reader034/viewer/2022042519/56649ee45503460f94bf3bd6/html5/thumbnails/33.jpg)
Somatosensory Responds to:
Contact with foreign objectsWarningFeedbackDevelopment
Changes in temperatureWarningHeat regulation
Avoid Damage
![Page 34: Somatic Senses General Sensory System. Sensation Define Stimulus Type Sensory Organ Sensory Receptors Exteroceptors Interoceptors Proprioceptors Receptor.](https://reader034.fdocuments.us/reader034/viewer/2022042519/56649ee45503460f94bf3bd6/html5/thumbnails/34.jpg)
Dermatomes
Skin region monitored
Sensory receptors Spinal Nerve pair
maps the body CN V supplies face
![Page 35: Somatic Senses General Sensory System. Sensation Define Stimulus Type Sensory Organ Sensory Receptors Exteroceptors Interoceptors Proprioceptors Receptor.](https://reader034.fdocuments.us/reader034/viewer/2022042519/56649ee45503460f94bf3bd6/html5/thumbnails/35.jpg)
Cranial Nerves with Somatosensory
CN V Ophthalmic Br. Maxillary Br. Mandibular Br.
CN X ANS
parasympathetic for pain
![Page 36: Somatic Senses General Sensory System. Sensation Define Stimulus Type Sensory Organ Sensory Receptors Exteroceptors Interoceptors Proprioceptors Receptor.](https://reader034.fdocuments.us/reader034/viewer/2022042519/56649ee45503460f94bf3bd6/html5/thumbnails/36.jpg)
Reflex Response
![Page 37: Somatic Senses General Sensory System. Sensation Define Stimulus Type Sensory Organ Sensory Receptors Exteroceptors Interoceptors Proprioceptors Receptor.](https://reader034.fdocuments.us/reader034/viewer/2022042519/56649ee45503460f94bf3bd6/html5/thumbnails/37.jpg)
Pain and Temperature Reflex
![Page 38: Somatic Senses General Sensory System. Sensation Define Stimulus Type Sensory Organ Sensory Receptors Exteroceptors Interoceptors Proprioceptors Receptor.](https://reader034.fdocuments.us/reader034/viewer/2022042519/56649ee45503460f94bf3bd6/html5/thumbnails/38.jpg)
Reflex Testing
![Page 39: Somatic Senses General Sensory System. Sensation Define Stimulus Type Sensory Organ Sensory Receptors Exteroceptors Interoceptors Proprioceptors Receptor.](https://reader034.fdocuments.us/reader034/viewer/2022042519/56649ee45503460f94bf3bd6/html5/thumbnails/39.jpg)
Motor Response from Higher Centers
![Page 40: Somatic Senses General Sensory System. Sensation Define Stimulus Type Sensory Organ Sensory Receptors Exteroceptors Interoceptors Proprioceptors Receptor.](https://reader034.fdocuments.us/reader034/viewer/2022042519/56649ee45503460f94bf3bd6/html5/thumbnails/40.jpg)
Descending Motor Tracts
Corticospinal Lateral Anterior Corticobulbar
Vestibulospinal Tectospinal Recticulospinal Rubrospinal