Segmental Organization of the Spinal CordRelationship to Somatic Dysfunction
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| How many cervical segments? | 8
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| How many thoracic segments? | 12
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| How many lumbar segments? | 5
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| How many sacral segments? | 5
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| Dermatomes represent? | skin
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| Sclerotome represents? | connective tissue
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| Myotome represents? | skeletal muscle
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| What is the order of the reflex arc? | Muscle spindle
Spinal nerve
dorsal root ganglion
dorsal horn
ventral horn
ventral root
spinal nerve
muscle fiber
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| Sympathetic control of head and neck is from? | T1-T4
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| Sympathetic control of stomach, liver and gall bladder is from? | T5-T9
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| Sympathetic control of kidney, ureters and bladder is from? | T10-T11
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| IML | Intermediolateral Horn
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| Sympathetic control of colon and rectum? | T8-L2
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| What is smypathteic control of the cardiovascular? | T1-T5
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| What is sympathetic control of the respiratory? | T2-T7
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| What is sympathteic control of small intestine? | T9-T11
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| What is IML consist of? | White rami communicans and sympathtetic chain
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| What is the visceral innervation? | splanchnic nerves
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| Somatic innervation is from? | Grey rami communicans and Spinal nerves
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| What is sympathtic innervation of the uterus? | T10-T11
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| What is sympathetic innervation of the prostrate? | L1-L2
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| Is there overlap of dermatome, mytomes and sclermotomes? | yes
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| What is the order of reflex to somatic dysfunction? | Afferent Drive -> Facilitated Spinal Cord Segments -> Abnormal Reflexes -> Somatic Dysfunction
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| What happens in disease with the input into spinal cord? | It increases.
There is more input.
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| What is the role of interneurons in spinal reflexes? | Somatic and visceral afferents send information to the interneurons and then send information to the somatic and visceral efferents.
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| What are the 4 reflexes? | Somato-somatic reflex
Somato-visceral reflex
Viscero-visceral reflex
Viscero-somatic reflex
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| Somato-somatic reflex | somatic info comes in and somatic info leaves
normal
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| Viscero-visceral reflex | Visceral info comes in and visceral info goes out.
(normal)
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| Viscero-somatic reflex | visceral info comes in but somatic reflex goes out.
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| What is an example of viscero-somatic reflex? | Referred pain
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| Somato-visceral reflex | somatic info goes in and visceral into goes out.
somatic input affects a visceral organ
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| Viscero-somatic reflex effects on somatic tissues | skin
skeletal muscle
tissue texture changes
motion changes
temperature changes
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Created by:
tjamrose
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