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66 Cards in this Set
- Front
- Back
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purpose of MSK system
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support body position
promote mobility protect soft organs mineral storage produces some blood componenets |
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Planes
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midsagittal
sagittal coronal transverse |
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Components of the MSK
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bones
muscles tendons bursae |
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# bones in body
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206
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names of long part of bone and end
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long - diaphysis
end - epiphyses |
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number of each type of vertebrae
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cervical 7
thoracic 12 Lumbar 5 sacral 5 (thought of as 1) coccygeal 4 (thought of as 1) |
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purpose of bursae
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cushion between 2 surfaces to reduce friction
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types of skeletal joints, degree of movement, and examples
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1) diarthroses (synovial) - shoulder, elbow, wrist, thumb, knee, hip, ankle, proximal cervical vertebrae - move freely
2)Amphiarthroses - slightly movable - vertebrae, manubriosternal joint, radioulnar joint, symphysis pubis 3) Synarthroses - immovable - epiphyseal growth plate, skull sutres, between distal ends of radius and ulna, between distal ends of tibia and fibula, attachment of root of a tooth |
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categories of synovial joints
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1)hinge - 1 axis, 1 plane (elbow, fingers, knee)
2) pivot - rotary movement in 1 axis, rotates around pivot (radioulnar joint, atlantoodontal joint of C1 and C2) 3) saddle joint - articulating surface of one bone is concave and other is convex (metacarpal bone of thumb, trapezium bone of carpus) 4) condyloid - angular motion in 2 planes, no axial roatation (wrist between distal radius and carpals) 5) ball and socket - round end of bone fits into cup-like cavity of another bone, provides movement around 3 or more axes or in 3 or more planes (shoulder, hip) 6) gliding - gliding movement (vertebrae, tarsal bones of ankle) |
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purpose of synovial membrane
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secrete fluid for joint lubrication, nourishment, waste removal
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gerontological variations
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-decrease in bone density -> weaker bones
-muscle atrophy -> decreased muscle strength -decreased overall body mass -deterioration of articulating cartilage -vertebral inflexibility -thoracic kyphosis |
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modifiable risk factors for osteoporosis
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XS ETOH, smoking, caffeine, nutrition, exercise, medications - corticosteroids, vasodilators
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non-modifiable risk factors for osteoporosis
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age, gender, Asian, Caucasian, small frame, family hx
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Risk factors for falls in the elderly
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1) illness
2) environmental 3) medications 4) anatomical changes |
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What illnesses increase risk of falls in elderly?
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osteoporosis
cardiovascular cerebellar Meuniere gait changes visual decrease |
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Safety tips to reduce risk of fall
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avoid:
-scatter or throw rugs -floors with slippery surface -dim lighting -ill-fighting shoes -clutter -cords on the floor |
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Age specific MSK diseases
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10-20
-osteosarcoma Early adult -anklosing spondylitis -bursitis -rheumatoid arthritis -systemic lupis -low back pain 45+ -gout -osteoporosis -carpal tunnel -degenerative joint disease/osteoarthritis -multiple myeloma -paget's disease |
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Female specific MSK diseases
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type I osteoporosis
rheumatoid arthritis scoliosi carpal tunnel SLE postmenopausal gout polymyalgia reumatica scleroderma myasthenia gravis MS senile kyphosis |
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Male specific MSK diseases
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type II osteoporosis
ankylosing spondylitis gout paget's disease reiter's syndrome Dupuytren's contracture psoriatic arthritis muscular dystrophy amyotrophic lateral sclerosis (ALS) low back pain |
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Caucasian specific MSK diseases
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rheumatoid arthritis
primary osteoarthritis polymyalgia rheumatica type I osteoporosis Paget's disease Dupuytren's contracture ALS ankylosing spondylitis |
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African descent specific MSK
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SLE
rheumatoid arthritis |
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Chief MSK Concerns
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pain
weakness limited movement stiffness deformity |
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MSK specific medical history
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joint disorders
bone or skeletal disorders neuromuscular disorders |
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Non-MSK specific medical conditions
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infections
blood disorders peripheral vascular disorders |
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What causes Rickets?
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lack of calcium in body
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Common MSK medications
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anti-inflammatory
analgesics (narcotic or non-narcotic) muscle relaxants steroids calcium supplements |
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MSK Special needs
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amputation
use of assistive devices hemiplagia, paraplegia, quadriplegia |
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MSK communicable diseases
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poliolyelitis
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MSK Childhood illnesses
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poliomyelitis
juvenile arthritis |
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MSK Family history
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rheumatoid arthritis
osteoporosis Paget's disease |
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MSK Surgical History
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arthroscopy
arthroplasty disectomy or laminectomy joint aspiration joint replacement amputation reattachment of a limb |
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Degrees of weight bearing
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1) non weight bearing (doesn't touch floor)
2) touchdown weight bearing (foot may rest on floor but no weight distributed through extremity) 3) partial weight bearing (30-50% of weight) 4) weight bearing as tolerated (bears as much weight as can be tolerated without undue strain or pain) 5) bears weight fully on the extremity |
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General MSK assessment components
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overall appearance
posture gait and mobility - gait patterns - transfer ability - weight bearing height and weight structural abnormalities |
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Components of inspection of muscle size and shape
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hypertrophy
atrophy involuntary muscle movements limb circumference |
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normal limb circumference difference
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1-3cm difference in limb circumference normal
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Normal joint contour and periarticular tissue
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-joints flat when extended, smooth or rounded during flexion
-no joint enlargement or deformity -no observable bruising, swelling, erythema, nodules, deformities, masses, skin atrophy, skin breakdown |
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Dislocation vs. sublaxation
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dislocation - complete dislodgment of one bone out of cavity
sublaxation - partial dislodgment of bone from its place in the joint cavity |
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Assessment of TMJ
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1) inspection bilaterally
2) palpate - ask pt to open and close mouth, feel depression, note smoothness and clicks 3) ROM -open as wide as possible -push out lower jaw -move jaw from side to side |
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Normal findings - TMJ
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-hear or palpate click when mouth opens
-mouth opens 3-6cm with ease -lower jaw protrudes without deviating to side and moves 1-2cm with lateral motion |
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Advanced technique for TMJ
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Chvostek's sign
-tap side of face just below temple area using middle or index finger -observe for changes in facial expression -repeat on other side should be no changes |
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Assessment of Neck
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1) inspect anteriorly and posteriorly
2) palpate spinous processes 3) ROM -flexion -hyperextension -lateral bending -rotation 4) Strength - oppose rotation movement |
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Normal ROM of neck
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-flexion (45)
-hyperextension (55) -lateral bending (40) -rotation (70) |
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Spine abnormalities
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scoliosis
kyphosis lordosis list |
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Problems that arise with shoulder + common problems
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bursae
tendons muscles dislocations common: rotator cuff tears, strains, tendinitis, bursitis |
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Shoulder assessment
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1)inspection - anterior and posterior
2) palpate shoulder and surrounding muscles 3) ROM -forward flexion -hyperextension -abduction -adduction -internal rotation -external rotation -shrug (CN XI) 4) strength - oppose shrug |
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Normal ROM Shoulder
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-forward flexion (180)
-hyperextension (50) -abduction (180) -adduction (50) -internal rotation (90) -external rotation (90) -shrug (CN XI) |
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Advanced technique: shoulder
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Drop Arm Test
manually abduct patient's arm and ask them to slowly lower while maintaining extension normal: will be able to perform |
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Common elbow problems
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tennis elbow - lateral epicondyle inflamed
pitcher's elbow - medial epicondyle inflamed bursa may become inflamed |
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Elbow Assessment
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1) inspect flexed and extended
2) palpate with thumb abd middle fingers - olecranon process, olecranon bursa, groove on each side of olecranon process, epicondyles 3) ROM -flexion -extension -supination -pronation 4) strength - stabilize arm at elbow with non-dominant hand, grasp patient's wrist - ask to flex and extend while you apply opposite pressure |
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Normal elbow ROM
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-flexion (160)
-extension (0) -supination (90) -pronation (90) |
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Cause, symptoms, treatment of carpal tunnel syndrome
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repetitive strain injury
symptoms: pain, numbness, tingling, even at night Tx: wrist splints, surgery to release the ligament |
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Wrist and Hands Assessment
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1) inspection - shape, contour, # of fingers, thenar eminence
2) palpate joints of hand - wrist, metacarpal and interphalangeal 3) ROM -extension (wrist) -hyperextension (wrist) -flexion (wrist) -hyperextension (fingers) -flexion (fingers) -radial deviation -ulnar deviation -make fist with thumb on outside -spread fingers apart -touch thumb to each fingertip and to base of little finger 4) strength -wrists: place arm on table with forearm supinated, stabilize, flex and extend wrist while applying resistance -fingers: spread fingers apart and push together while applying resistance -hand grasp: grasp dominant and middle fingers in patient's dominant hand and non-dominant in non-dominant and squeeze as hard as possible |
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Normal ROM Hands and Wrists
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-extension (wrist) (0)
-hyperextension (wrist) (70) -flexion (wrist) (90) -hyperextension (fingers) (30) -flexion (fingers) (90) -radial deviation (20) -ulnar deviation (55) |
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Advanced techniques: wrist
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Tinel's sign
-tap centre of patient's wrist -should be no tingling or burning -abnormal findings = positive test Phalen's sign -arms flexed at elbows with backs of hands pressed together -should be no change in sensation -abnormal findings = positive test |
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Hip Assessment
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1) inspect iliac crests, size and symmetry of buttocks and number of gluteal folds
2) observe gait 3)palpate hip joints while patient is supine 4) ROM -flexion with knee straight -flexion with knee flexed (thomas test) -internal rotation -external rotation -abduction -adduction -hyperextension 5) strength - flexion with opposing force -adduction and abduction with opposing force -extension with opposing force (hand under back of knee) 6) measure limb length (should be within 1-3cm) |
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Normal ROM hips
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-flexion with knee straight (90)
-flexion with knee flexed (thomas test) (120) -internal rotation (40) -external rotation (45) -abduction (45) -adduction (30) -hyperextension (15) |
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Tibia-femur ligaments
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medial and lateral collateral
anterior and posterior cruciate |
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Common knee injuries
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meniscal tears - twisting and bending
cruciate ligament tears/ruptures |
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Knee Assessment
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1) inspection - in relation to each other and to other joints, contour, suprapatellar pouch and prepatellar bursa, quadriceps
2) Palpate - start above - suprapatellar area and femoral tibial joint 3) ROM -flexion -extension -hyperextension 4) strength - hold flexed knee and ankle and apply resistance against extension |
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Normal knee ROM
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-flexion (130)
-extension (0) -hyperextension (15) |
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Advanced techniques: Knees
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Bulge sign
-milk medial aspect upward several times, press lateral aspect of knee -should be no fluid retention Patellar Ballottement -firmly grasp thigh just above patella and push patella back toward femur and feel for click -should be no click |
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Ankles and Feet Assessment
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1) inspection - walking, sitting, standing, alignment, shape, position
2)Palpation - calcaneous, medial malleolus, lateral malleolus, anterior aspects, inferior aspect of foor over plantar fascia, achilles tendon, each metatarsophalangeal joint, interphalangeal joints 3) ROM -dorsiflexion -plantar flexion -eversion -inversion -flexion (curl toes to floor) -abduction (toes) -adduction (toes) 4) strength -supine position, place hands on tops of patient's feet - ask to dorsiflex -place hands on soles of feet, ask to plantarflex |
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Feet and ankles normal ROM
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-dorsiflexion (20)
-plantar flexion (45) -eversion (20) -inversion (30) -flexion (toes) -abduction (30) -adduction (10) |
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Advanced techniques - ankles
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Anterior drawer test
-grasp heel with left hand and place right hand over anterior aspect of tibia, grasp 6cm above joint line -firmly apply anterior forward motion with left hand -should be no forward movement of ankle Talar Tilt Test -place hands around ankle with thumbs inferior to malleoli, invert and evert ankle -should be an equal talar tilt through ROM |
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Spine assessment
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1) inspection - position and alignment
2) palpate spinous processes with thumb, paravertebral muscles 3) ROM -flexion -lateral bending -hyperextension -rotation |
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Spine normal ROM
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-flexion (90)
-lateral bending (35) -hyperextension (30) -rotation (30) |