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13 Cards in this Set

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  • Back
What is the terminal nerve of the cervical plexus and what does it innervate?
The phrenic nerve innervates the diaphragm (mixed).
What rami form the brachial plexus?
Ventral rami of C5-T1, somestimes C4 or T2
What rami form the cervical plexus?
Ventral rami of C1-C5
What are the major nerves of the brachial plexus and what do they innervate?
The median nerve (C6,7,8,T1) contains motor to flexor muscles of forearm and sensory from skin of later 2/3 of hand.
The radial nerve (?) carries motor to posterior arm extensors, wrist extensors, supination, and thumb adbucation, and sensroy from posterior of arm.
The ulnar nerve (?) carries motor to flexor muscles of anterior forearm and instrinsic muscles of hand, and sensory from medial 1/3 of hand.
The axillary (C5,6) carries motor to deltoid and teres minor, and sensory from skin of shoulder.
The musculocutaneous (C5,6,7) carries motor to flexor muscles of arm and sensory from forearm.
What rami make up the lumbar plexus?
The ventral rami of L1-L4.
What are the major nerves of the lumbar plexus and what do they innervate?
The femoral nerve (L2,3,4) serves motor to anterior muscles of thigh knee extension, and sensory from medial legand foot, antherior thigh.
The obturator nerve (L2,3,4) carries motor to thigh abbuctors and sensory from skin of medial thigh.
what rami form the saral plexus?
The rami of L4-S4
what rami form the saral plexus?
The rami of L4-S4
What are the major nerves of the sacral plexus and what do they innervate?
The sciatic nerve (S4,5,S1,2,3) is composed of tibial and common fibular nerves.
The superior gluteal nerve carries motor to gluteous medius,
The inferior gluteal nerve carries motor to gluteus maximus.
What spinal nerves correspond to the dermatome of the trunk?
C2-T12
What spinal nerves correspond to the dermitome of the arm?
ventral rami of C5-T1
What spinal nerves correspond to the demitome of the anterior leg?
L1-S1
What spinal nerves correspond to the dermitome of the posterior leg and perineum?
ventral rami of S2-S5