Term
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Definition
| the sensory domain of a nerve root |
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Term
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Definition
| the muscle domain of the nerve root |
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Term
| What are the 2 most common causes of radiculopathies? |
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Definition
| Disk herniation and Degeneration |
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Term
| What are the most common locations for Disk herniations? |
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Definition
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Term
| What is the most frequent site for spondylosis? |
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Definition
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Term
| Whats the most common spot for an HNP of the lumbosacral area? |
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Definition
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Term
| What direction do disks tend to herniate? Why? |
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Definition
Posterior Lateral Direction
Because the Posterior Longitudinal Ligament is more narrow then the Anterior Longitudinal Ligament |
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Term
| Where do C5 and C6 MSNs tend to rupture? |
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Definition
| at the transverse process where they are tethered |
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Term
| Where do C8 and T1 nerve roots rupture? |
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Definition
Avulsion Injury directly from spinal cord, because roots are not tethered
Causes greater injury to spinal cord |
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Term
| What nerve root does an L4/L5 Disk herniation affect? |
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Definition
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Term
| What nerve root does an L5/S1 disk herniation affect? |
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Definition
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Term
| When can multiple nerve roots be affected by a herniation? |
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Definition
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Term
| Where does the spinal cord end? |
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Definition
| L1 and L2 vertebral bodies |
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Term
| What is the hallmark of Radiculopathies? |
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Definition
Pain, often radiating
Agravated by maneuvers that stretch root |
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Term
| What maneuver is best for upper extremity radiculopathies? |
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Definition
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Term
| What is the best maneuver for the lower extremity when L5 or S1 is suspected? L4 is suspected? |
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Definition
-Straight Leg Raise
-Reverse Straight Leg Raise |
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Term
| What manueuver is more specific for Lumbosacral radiculopathies? |
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Definition
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Term
| What method can be used to identify disorder os the vertebra? |
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Definition
|
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Term
| What does nerve fiber disruption produces? |
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Definition
Negative symptoms;
weakness, atrophy, loss of sensation |
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Term
| What does nerve root irritation tend to produce? |
|
Definition
positive symptoms;
tingling |
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Term
| In a patient who presents with a ulnar neuropathy, what muscles can be checked to rule this out? |
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Definition
Extensor Incicis Proprius
Flexor Pollicis Longus
*if can not extend their thumb or index finger less likely ulnar neuropathy and more likely a C8 radiculopathy* |
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Term
| What are pertinent Positives for Neoplasms? |
|
Definition
Pain at Rest
Pain that causes writhing |
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Term
| What are pertinent positives for infection? |
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Definition
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|
Term
| I am not making cards for anal wink |
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Definition
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Term
| What is the most helpful study for assessing nerve fiber function? |
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Definition
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|
Term
| What type of treatment is used for acute radiculopathies? |
|
Definition
Conservative Treatment
-Bed rest
-Physical therapy
-Medications- NSAIDs, prednisone, benzo
-Nerve block |
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|
Term
| When is surgical Treatment necessary for radiculopathies? |
|
Definition
Spinal Instability
Severe or pregressive weakness
Spinal cord compression
Cauda equina syndrome
Sphincter or sexual dysfunction
Incapacitatiyng neurogenic claudication
Intractable Pain |
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|
Term
| What is the muscle domain of the upper trunk? |
|
Definition
| (C5+C6) - (dorsal scapular and long thoracic nerve) |
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Term
| Where do the sensory nerve fibers of the lateral antebrachial cutaneous nerve originate from? |
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Definition
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Term
| If a patient presents with Tingling or numbness of the lateral forearm, what are 5 possible locations of a lesion? |
|
Definition
Lateral Antebrachial cutaneous nerve
Musculocutaneous Nerve
Lateral Cord
Upper Trunk
C6 Root |
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Term
| Where do sensory nerve fibers of the median nerve that innervate the thumb derive from? |
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Definition
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Term
| Where could a lesion be in a patient with sensory loss on the volar thumb? |
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Definition
Median Nerve Branch
Median Nerve
Lateral Cord
Upper Trunk
C6 nerve root |
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Term
| Where are the sensory nerve fibers of the superficial radial nerve derive? |
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Definition
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Term
| Where do the sensory nerve fibers of the median nerve that innervate the second digit derive from? |
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Definition
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Term
| What nerve root does most of the sensory fibers to the third digit derive from? |
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Definition
|
|
Term
| What nerve root do the sensory nerve fibers to the ulnar nerve derive from? |
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Definition
|
|
Term
| Where do the sensory nerve fibers of the medial antebrachial cutaneous nerve derive from? |
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Definition
|
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Term
| What nerve root provides sensory info to the pinky? |
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Definition
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|
Term
| What nerve root supplies sensory fibers to the middle finger? |
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Definition
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|
Term
| What nerve root provides sensory fibers to the thumb? |
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Definition
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Term
| What nerve root provides sensory fibers to the medial aspect of the forearm? |
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Definition
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Term
| What nerve root provides sensory fibers to the Lateral forearm? |
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Definition
|
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Term
| What are most stocking glove neuropathies due to? |
|
Definition
toxic metabolic
1. diabetes
2. ethanol abuse |
|
|
Term
| What is a stocking-glove distribution? |
|
Definition
Axon Loss
Sensory earlier and more profoundly than motor |
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Term
| What is caused by acquired demyelinating neuropathies? |
|
Definition
| acute to subacute-onset generalized weakness with stocking-glove sensory abnormalities |
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Term
| A generalized distal weakness greater then sensory loss is related to what? |
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Definition
| hereditary dysmyelination |
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Term
| What type of disease produces an enlarged motor unit recording? |
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Definition
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Term
| What type of disease produces a decreased moto unit action potential recording? |
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Definition
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Term
| What nerve root contains sensory fibers to the great toe and medial aspect of foot? |
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Definition
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Term
| What Nerve root contains sensory fibers for the little toe and lateral aspect of the foot? |
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Definition
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Term
| What nerve contains the motor fibers that innervate the long flexor muscles of the 4th and 5th digits? What root do these come from? |
|
Definition
Ulnar nerve
C8 motor nerve fibers |
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|
Term
| If a patient is unable to flex the tip of his thumb or his 4th and 5th digit where would a lesion have to be? |
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Definition
| Medial Cord or proximally along C8 motor nerve fibers |
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Term
| What nerve root is effected if there is weakness in the Deltoid, Infraspinatus, and bicep? |
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Definition
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Term
| What nerve root is effected if there is sensory loss in the shoulder and upper lateral arm? |
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Definition
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Term
| What nerve root is effected if there is weakness in extending the wrist? |
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Definition
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|
Term
| What nerve root is effected if there is weakness in the triceps and sensory loss in the 3rd finger? |
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Definition
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|
Term
| What nerve root is effected if there is a decrease reflex of the patellar tendon? |
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Definition
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Term
| What nerve root is effected if there is weakness in the foot dorsiflexion, eversion,and inversion? |
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Definition
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Term
| What nerve root is effected if there is decreased reflex in the achilles tendon? |
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Definition
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Term
| What nerve provides motor function for all extension of the arm, wrist,and fingers below the shoulder? |
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Definition
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Term
| What Nerve provides motor function for flexion and opposition of the thumb, flexion of digits 2 and 3, and forearm prontation? |
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Definition
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Term
| What nerve provides motor function for adduction and abduction of the fingers? |
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Definition
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|
Term
| What nerve provides motor function for abduction of the arm beyond 15 degrees? |
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Definition
|
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Term
| What nerve provides motor function for flexion of the elbow and supination of the forearm? |
|
Definition
Musculocutaneous Nerve
(C5 and C6) |
|
|
Term
| What nerve provides motor function for Flexion at the Hip and Extension at the Knee? |
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Definition
|
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Term
| What nerve provides motor function for Adducting the thigh? |
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Definition
|
|
Term
| What nerves provide motor function for flexion of the knee? |
|
Definition
Sciatic Nerve
Tibial Nerve
Peroneal Nerve |
|
|
Term
| What nerve provides motor function for Foot plantar flexion and inversion, and toe flexion? |
|
Definition
|
|
Term
| What nerve everts the foot? |
|
Definition
| Superficial peroneal nerve |
|
|
Term
| What nerve dorsiflexes the foot and extends the toe? |
|
Definition
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