MSK 1 midterm Flashcards
SC joint facts
saddle joint
no direct muscle activity
SC joint concave vs convex?
vertically: vex on cave
anterior to posterior: cave on vex
AC joint facts
dynamic stabilization: delt and trap
no direct muscle activity
ST joint facts
ac and sc movements control this joint
movements named in relation to glenoid fossa
GH joint facts
synovial joint
only 1/3 of humerus contacts glenoid
passive stabilizers of GH
anterior and posterior capsule and labrum
humeral head and glenoid fossa
angle of humeral retroversion
35-40 deg
when is EMG increased in biceps and triceps?
shoulder flexion and abduction
axioscapular muscles
trap*
serr anterior*
levator scapula
rhomboids*
pec minor
how can brachial plexus be injured?
stretch
compression
thoracodorsal nerve
C6-8
innervates the lat
long thoracic nerve
C5-7 raises arm to heaven
innervates serr ant
long, narrow, superficial
dorsal scapular nerve
C5
pierces middle scalene
innervates levator scapula and rhomboids
medial winging
retraction and elevation
long thoracic involvement
weakness of SA
lateral winging
elevation, upward rotation, and protraction
dorsal scap involvement
weakness of rhomboids
what % of special tests and stand alone and have high clinical utility?
4%
a line of logic
activities that limit participation
symptoms - when better and worse
mobility
neural impairments
most noticeable aspects
symptom modulation
disability: high
directional preference exercises
manipulation/mobilization
traction
nerve glides
modalities
active rest
movement control
disability: mod
sensorimotor exercises
stabilization exercises
flexibility exercises
functional optimization
disability: low
strength and conditioning
work or sport specific exercises
aerobic exercises
general fitness exercises
PT pyramid from
advanced performance
movement and control
mobility
tissue healing and symptom modulation
therapeutic alliance
motor learning summary
preparation
parameters
feedback
assessment
load
< 25% for endurance
> 40% for hypertrophy
> 85% for athletes
volume of exercies
optimal is 10 sets/muscle/week