Spinal Cord Chapter 13.

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Presentation transcript:

Spinal Cord Chapter 13

Spinal Cord Anatomy

Spinal Cord Anatomy

Spinal Cord Internal Anatomy

Spinal Cord Segments

Spinal Cord Input/Output

Branches of the Spinal Nerves

Nerve Plexus Joining of anterior rami of spinal nerves to form nerve networks or plexuses Found in neck, arm, low back & sacral regions No plexus in thoracic region

Cervical Plexus

Brachial Plexus

Injuries to Brachial Plexus

Lumbar Plexus

Sacral plexus

Dermatomes

Sensory and Motor Tracts

Reflex Arc

Stretch Reflex

Tendon Reflex

Withdrawal Reflex

Crossed Extensor Reflex

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