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1. what is the origin of the sciatic nerve
- L4-S5
- L3-S2
- L4-S1
- L4-S3
- L4-S2
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2. what is the origin of the lumbosacral plexus
- L2-S3
- L2-L4
- L1-S3
- L1-S4
- L1-S2
3. what does the phrenic nerve supply and where does it originate
- C2-5, diaphragm, the pericardium and the mediastinal part of the parietal pleura
- C2-5, diaphragm and cardiac muscle
- C3-5, diaphragm, the pericardium and the mediastinal part of the parietal pleura
- C2-5, diaphragm, cardiac muscle and the mediastinal part of the parietal pleura
- C3-5, diaphragm and cardiac muscle
- C3-5, diaphragm, cardiac muscle and the mediastinal part of the parietal pleura
4. What type of innervation does the dorsal root ganglion supply
- motor to the anterior body wall
- motor to the posterior body wall
- all motor
- motor and sensory
- sensory to the posterior body wall
- all sensory
- sensory to the anterior body wall
5. where does the posterior primary ramus supply
- limbs
- limbs and overlying posterior skin
- paravertebral muscles and overlying posteriolateral skin
- paravertebral muscles and overlying posterior skin
- paravertebral muscles
- paravertebral muscles, limbs and overlying posterior skin
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