Exam 1 Flashcards
What are the various forms of augmentation for enhancing DTR responses?
“counter-pressure” and Jendrassik maneuver (clasped hands pulling apart)
What kind of motor neuron lesions can be found by testing sensory, DTR and motor changes?
LMNLs
What kind of motor neuron lesions can be found by testing DTR and motor changes?
UMNLs
Five things to keep in mind when performing a neuro exam?
- “overlap” in distribution 2. pt’s history and natural hx of dz 3. overlap of sensory fibers of adjacent peripheral nn. 4. dermatomes aren’t clear-cut 5. “pure patches”
What is the dermatome map called?
Hoppenfeld-dominant dermatomes
What can cause “foot drop”?
nerve root lesions (L5) OR common peroneal nerve lesions
What are the findings for foot drop d/t L5 NR lesion?
dermatomal sensory changes and possible back pain/signs of disc herniation
What are the findings for foot drop d/t common peroneal nerve lesion?
non-dermatomal sensory changes, poss. Injury around head of fibula, Hx of degenerative knee changes
What NR controls triceps DTR and wrist flexion?
C7
What NR controls finger flexion?
C8
What NR controls interossei mm?
T1
What NR controls biceps DTR and lateral deltoid shoulder abduction?
C5
What NR controls brachioradialis DTR and wrist extension?
C6
What peripheral nerve controls sensation over deltoid tubercle and shoulder abduction?
Axillary n
What peripheral nerve controls sensation to lateral tip of index finger and flexion of thumb and first finger?
Median n.
What peripheral nerve controls opposition of thumb and little finger?
Median n.
What peripheral nerve controls sensation of dorsal thumb web and finger extension (and wrist extension)?
Radial n.
What peripheral nerve controls sensation of medial tip of little finger and interossei mm?
Ulnar n.
Are complaints of numbness and/or paresthesia objective or subjective?
Subjective
What tract is pain sensation associated with?
Lateral spinothalamic tract (LST)
What does the sharp-dull test assess?
pain perception (LST)
What is -algesa?
pain perception
What is -esthesia?
touch perception
What is dysesthesia?
distortion of any sense, especially touch. Unpleasant abnormal sensation produced by normal stimuli