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15 Cards in this Set

  • Front
  • Back
What are the types of ganglia?
1. Dorsal Root Ganglia
2. Autonomic Ganglia
What are the characteristics of Dorsal Root Ganglia?
1. Sensory
2. No synapse (1 Neuron)
What are the characteristics of autonomic ganglia?
1. Visceral motor targets
2. Synapse (2 Neurons)
What are the divisions of the motor aspect of the nervous system?
1. Somatic Part
2. Autonomic Part
What are the characeristics of the somatic nervous system?
1. Target- Skeletal muscle
2. origin- Anterior horn of spinal sord
3. 1 Neuron (no synapse)
What are the divisions of the Autonomic nervous system?
1. Parasympathetic
2. Sympathetic
Characteristics of sympathetic and parasympathetic fibers
1. Target organs- glands, smooth muscle, cardiac muscle
2. origin of the 1st neuron is in the CNS
3. Synapse (2 neurons)
Characteristics of parasympathetic fibers?
1. Only extend to internal organs and cavities
2. craniosaral outflow- Cn iii, vii, ix, x, s2-4
3. synapse in or around traget organ.
What is the nme of CN X?
The vagus nerve
What are the characteristics of the sympathetic nervous system?
1. Target- smooth muscle, glands, cardiac muscle (periphery and body cavities)
2. Two neurons are involved
3. origin of the 1st neuron is the CNS
4. Thoracolumbar outflow (T1-L2)
What are the possible origins of post synaptic neurons in the sympathetic nervous system?
1. Paravertabral/Sympathetic Chain
2. Prevertebral gangia (abdomen)
Sympathetic nerve pathway?
1. Lateral Horn
2. Ventral root
3. Spinal nerve proper
4. white ramus communicantes
5. sympathetic ganglia
6. synapse in paravertebral chain or prevertebral ganglia (abdomen)
Sympthetic fiber pathway to body wall and limbs?
1. Lateral horn of spinal cord
2. Ventral ramus
3. Spinal Cord proper
4. white ramus communicantes
5. sympathetic ganglia (synapse in chain)
6. Grey Ramus Communicantes
7. Ventral Ramus
Sympathetic fiber pathway to cardiopulmonary splanchnic nerves?
1. lateral horn of spinal cord
2. ventral root
3. spinal nerve proper
4. white ramus communicantes
5. sympathetic ganglia (synapse)
6. Go imediately to target organ
Sympathetic Fiber pathway to abdomnopelvic splanchnic nerves?
1. lateral horn of spinal cord
2. ventral root
3. spinal nerve proper
4. white ramus communicantes
5. pass through sympathetic ganglia (NO SYNAPSE)
6. go to prevertebral ganglia (Synapse)
7. Proceed to imediately to target organ