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82 Cards in this Set

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Supraspinatus: segmental innervation? peripheral nerve?
C (4)-5-6 Suprascapular C5 is primary
Deltoid: segmental innervation? peripheral nerve?
C5-6 Axillary C5 is primary
Biceps: segmental innervation? peripheral nerve?
C5-6 Musculocutaneous C5 is primary
Brachioradialis: segmental innervation? peripheral nerve?
C5-6 Radial C5 is primary
Wrist Extension: segmental innervation? peripheral nerve?
C6-7-8 Radial C6 is primary
Triceps: segmental innervation? peripheral nerve?
C6-7-8-(T1) Radial C7 is primary
Wrist Flexion: segmental innervation? peripheral nerve?
C6-7-8-(T1) Median, Ulnar C7 is primary
Finger Extension: segmental innervation? peripheral nerve?
C6-7-8 Radial C7 is primary
Finger Flexion: segmental innervation? peripheral nerve?
C7-8-T1 Median, Ulnar C8 is primary
Finger Abduction: segmental innervation? peripheral nerve?
C8-T1 Ulnar T1 is primary
Finger Adduction: segmental innervation? peripheral nerve?
C8-T1 Ulnar T1 is primary
Muscle grading-- Complete range of motion against gravity with full resistance
5/5 Normal
Muscle grading--Complete range of motion against gravity with some resistance
4/5 Good
Muscle grading -- Complete range of motion against gravity - enough strength to put joint through normal range of motion
3/5 Fair
Muscle grading-- Complete range of motion with gravity eliminated. This can be done by turning the patient on a side so they do not have to overcome the pull of gravity.
2/5 Poor
Muscle grading -- No evidence of slight contraction but no joint motion. The doctor can feel the muscle contract but there is no joint motion.
1/5 Trace
Muscle grading -- No evidence of contraction
0/5 No evidence of contraction
An increased muscular resistance felt by the examiner during quick joint movement, which then quickly fades away ("clasped knife"). In most clinical circumstances have associated cortical or pyramidal pathway lesions (Upper Motor neuron lesion).
Spasticity
Tension at first, followed by a decrease in that tension as the joint opens.
Clasped knife
An involuntary muscular resistance felt when moving a resting joint and persists as the joint is moved through its entire range of motion. The mechanism for this may be related to muscle spindle mechanism interference from diseased extrapyramidal structures (UMNL)
Rigidity
Usually indicative of neurological damage at the level of the reflex arc (LMNL), cerebellar disease may cause diffuse form
Hypotonia (decreased muscle tone)
A phenomenon that is in no way related to vascular shock, May occur following acute, severe upper motor neuron damage, in either the brain (cerebral shock) or the spinal cord (spinal shock). The unique finding is that a suddenly occurring and severe UMNL, which would typically cause central nervous system findings, first cause only peripheral type neurological findings.
Neural Shock
Loss of normal neurological function: reductions in muscle tone, muscle stretch reflexes, muscle strength and muscle volume. LMNL produce only this.
Deficit phenomena
Exaggerations or perversions of normal neurological function and are due to a loss of cortical inhibition. Hyper-reflexia, hypertonia and pathological reflexes would be this.
Release phenomena (named due to the release from descending cortical inhibition.)
Muscle stretch reflexes: Biceps--Segmental innervation? Peripheral nerve?
C5-6 C5 is primary Musculocutaneous
Muscle stretch reflexes: Brachioradialis--Segmental innervation? Peripheral nerve?
C5-6 C6 is primary Radial
Muscle stretch reflexes: Triceps--Segmental innervation? Peripheral nerve?
C6-7-8-(T1) C7 is primary Radial
Muscle stretch reflexes: Finger flexion--Segmental innervation? Peripheral nerve?
C7-8-T1 C8 is primary Median, Ulnar
Reflex Grading System (Wexler Scale) -- Identify what 0, +1, +2, +3, +4 are
0=Absent with reinforcement
+1 = Hypoactive with reinforcement
+2 = Normal
+3 = Hyperactive
+4 = Hyperactive with transient (or sustained) clonus
Describe exam procedure to assess deep tendon reflexes
Position the patient correctly to assure they are relaxed and have their eyes closed and looking away. Strike the reflex tendon, if nothing reposition and try again. If nothing still, try Jendrassik maneuver (distraction). Look for speed of reaction grade, vigor of response and length of contraction.
Describe how to perform Reinforcement (Jendrassik maneuver)
On performing the patellar reflex (for example) the patient is asked to hook his fingers and try to pull them apart at the time the reflex is being tested. Reinforcement can be done a number of ways by distracting the patient while performing the reflex. If using reinforcement, add an R to the grade (ie +1R)
A continued involuntary rapid flexion and extension of a muscle while a joint is under sustained resistance. It is due to a rapid-fire elicitation of the stretch muscle reflexes. May be present at the wrist (extension) knee and ankle.
Pathological clonus
Hoffman sign - sharp forcible flick of the doctor's thumb against the patient's middle finger. What is positive and what does it indicate?
Flexion of fingers and adduction of the thumb - UMNL lesion above C5 in Corticospinal tract
Tromner sign --Tap the volmar surface of the middle finger. What is positive and what does it indicate?
Flexion of fingers and adduction of the thumb - UMNL lesion above C5 in Corticospinal tract
Rossolimo sign of the foot --Tap the ball of the foot or tap the tips of the toes. What is positive and what does it indicate?
Plantar flexion of the toes - UMNL Lesion above C5 in the Corticospinal tract
Babinski Sign - Stroke plantar foot from the heel to metatarsals to big toe. What is positive and what does it indicate?
Normal = Plantar flexion of toes and foot Abnormal = dorsiflexion of great toe and flaring of the other toes. UMNL Corticospinal tract
Chaddock sign - Stroke lateral malleolus from heel to toe. What is positive and what does it indicate?
Normal = No motion of toes and foot Abnormal = dorsiflexion of great toe and flaring of other toes UMNL Corticospinal tract
Oppenheim sign - Stroke anterior tibial surface from superior to inferior. What is positive and what does it indicate?
Normal = no motion of the toes and foot Abnormal = dorsiflexion of great toe and flaring of other toes UMNL Corticospinal tract
Gordon sign - Squeeze the calf. What is positive and what does it indicate?
Normal = no motion of toes and foot Abnormal = dorsiflexion of great toe and flaring of the other toes UMNL Corticospinal tract
Schaefer Sign - Squeeze the Achilles. What is positive and what does it indicate?
Normal = no motion of toes and foot Abnormal = dorsiflexion of great toe and flaring of the other toes UMNL Corticospinal tract
Shaking in the fingers due to agonists and antagonists actions
Physiological tremor
Movement the patient cannot start or stop at the doctor's command. Characteristic of a given dyskinesia, may be caused by a structural or biochemical nervous system lesion.
Involuntary movement
Startle reactions and are usually normal occurrences. May involve the whole body or just a large muscle group. Seen in: acute chronic encephalitis, meningitis, toxic metabolic states, degenerative disorders, vascular and neoplastic conditions and may be seen with lesions of the peripheral nerves, nerve roots and spinal cord.
Myoclonic jerks
Twitches within the muscle, often after exercise and are not pathological.
Benign Fasciculations
Rapid tremor of low amplitude that worsens with volitional movement.
Emotional tremor
Hereditary tremor that usually affects the hands
Familiar tremor
Similar tremor to familiar, associated with aging
Senile tremor
"pill-rolling" at rest and disappears or damps with volitional movement (basal ganglion lesion)
Parkinsonian tremor
tremor that worsens with refined volitional movement (cerebellar pathology)
Intention tremor
tremor that occurs during maintenance of an intentional posture, disappears with movement.
Postural tremor
Random, quick movements simulating fragments of normal movements
Nontremorous Hyperkinesia or Chorea
Slow, writing movements of the fingers and extremities that may come and go and are usually associated with pyramidal tract signs
Athetosis
Slow, alternating contraction and relaxation of agonists and antagonists, with one movement predominating for a long time; causes fixed joint contractures.
Dystonia
Awkwardness of movement as opposed to weakness is a characteristic of both ________ and ______ ________ lesion.
Cerebellar, basal ganglion
Intention tremor, ataxia
cerebellum lesion
Awkward in involuntary movements: resting tremor, chorea, athetosis, hemiballismus
basal ganglion lesion
A violent, flinging movement of half of the body (indicates basal ganglion lesion)
Hemiballismus
Quick, repetitive movements of the face, tongue or extremities
Tics
Motor unrest manifested as continual shifting of posture and/or movement (parkinson's and psychotropic medication use)
Akathisia
Tonic or clonic spasms of all or part of the body
Epilepsy
Involuntary movements of the face, mouth, tongue and limbs. Onset usually months after prolonged use of neuroleptic agents. (neuroleptic agents are drugs given for psychotic disorders). The largest single category of involuntary movement.
Tardive dyskinesias
Characteristic of posterior column disease and results from loss of proprioception in extremities. Patients walk with a wide base, slapping feet and usually watching their feet so they know where they are.
Tabetic or Ataxic gait -- in the dark or with their eyes closed, the ataxia is much worse.
Affected leg is rigid and swung from the hip in a semicircle; the patient leans to the affected side and the arm on that side is held in a rigid, semiflexed position.
Hemiplegic gait (brain lesion UMNL resulting in paralysis of the opposite side of the body)
Characteristic of spastic paraplegia. The legs are adducted, crossing alternately in front of one another with the knees scraping together. The resulting steps are short and progression slow.
Scissors gait
As seen in acute alcoholism may result from drug poisoning, multiple neuritis, brain tumors, multiple sclerosis or general paresis.
Drunken or staggering gait
Results from dislocated hips or muscular dystrophies with weakness of the hips. In either case, the trunk muscles are drawn into play, so that the patient rolls from side to side.
Waddling or clumsy gait
Characterized by high knee action and flopping of the feet (or foot). Even when the leg is raised the toes tend to drag along the floor. Occurs with paralysis of the anterior tibial group of muscles, as in alcoholic neuritis, peroneal nerve injury, poliomyelitis and progressive muscular atrophy.
Steppage Gait (foot drop)
Characterized by marked irregularity and unsteadiness associated with vertigo and a tendency to reel to one side. Lower extremities appear loose; movement of the advancing limb starts slowly, but the limb is unexpectedly and vigorously flung forward and lands with a stamp on the floor. Gait is wide-based, irregular, reeling or deviated with staggering on turning.
Cerebellar gait or ataxia (not looking down as in Tabetic or ataxic gait)
Characterized by a forward-leaning posture and short, shuffling steps, beginning slowly at first and becoming more rapid ("marche a petits pas"). Patients with the classic features of parkinsonism have a stooped posture, take short steps, and frequently accelerate rapidly, so that they appear to be chasing their center of gravity.
Propulsion or Festination gait
Simulate various paralyses (e.g. monoplegias, hemiplegias, or paraplegias)but differ from the organic forms in being more pronounced and complete, with the ability to use the limb in emergencies. The gait is apt to be bizarre or fantastic, characterized by exaggerated balancing motions and inconsistency between the gait shown and the patient's actual ability to move the limb voluntarily.
Hysterical gait (non-organic, psychological)
a form of hysterical ataxia with such bizarre incoordination that the patient is unable to stand or walk, yet all leg movements can be performed normally while the patient is sitting or is in bed.
Astasia-Abasia
When pain is produced by weight-bearing on a lower extremity, the patient puts the affected limb down carefully and takes a short step to get the weight off the painful limb as soon as possible. The good limb is brought forward rapidly and lands vigorously on the floor.
Limping Gait
The stretching of a few muscle/tendon fibers with less than 10% tearing of the fibers, and without a palpable defect.
Grade 1 Strain
About a 10-50% tear of the fibers and a palpable defect is usually present.
Grade 2 Strain
Involves extensive tearing or a complete rupture of the muscle/tendon fibers with a large palpable depression in the muscle unit
Grade 3 Strain
Ranges from a stretch without a tear to about 20% tear of a ligament
Grade I Sprain
Involves about 20-75% percent ligamentous tear
Grade II Sprain
Represents a 75% tear to a complete disruption of the ligament capsule.
Grade III Sprain
List some reasons why you would take an Xray
Soft tissue injury, bony malalignment, dislocations, fractures, degenerative orthopathic disease, abnormalities in the growth plate
List some reasons why you would take a CT scan
IVD protrusions or herniations, facet disease, centrl canal and lateral recess stenosis, metabolic bone disease (Osteoporosis, tumor and soft tissue masses)
List some reasons why you would take an MRI
Reveal early stages of DDD, spinal cord tumors, metastatic bone disease, cerebral edema, meniscal tear, soft tissue tumor
When is MRI with contrast indicated?
If the patient has had a previous surgery in disc protrusion or herniation, contrast gadolinium must be used to determine if complaints are from old scar tissue or new herniated nucleus pulposus)