QUESTIONS WITH 100% RATED CORRECT ANSWERS | GRADED A+|
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List the functions of the skeletal system - (answers)-Supports and shape the body
-Protects vital organs
-Produced red blood cells
-Stores calcium and phosphorus
Name the muscles that the axillary nerve innervates - (answers)-Deltoids
-Teres minor
Name the muscles that the musculocutaneous nerve innervates - (answers)-Biceps
-Brachialis
-Coracobrachialis
Sternoclavicualar joint - (answers)-Connects the clavicle and UE to the axial skeleton
-plane joint
-motions: elevation/depression, protraction/retraction, and rotation* (check book for accuracy)
Scapulohumeral Rhythm - (answers)For every 2 degrees of GH flexion and abduction, there is a
corresponding 2 degrees of scapular upward rotation
-prevents impingement of supraspinatus
-maintains length: tension relationship of muscles
Explain the scale of Manual Muscle Testing (MMT): - (answers)-5: Normal, max resistance
-4: Good, mod resistance
,-3: Fair, AROM AG
-2: Poor, AROM GL
-1: Trace, palpable/visible contraction
-0: Absent
What muscles make up the rotator cuff? - (answers)"SITS" muscles
-Supraspinatus
-Infraspinatus
-Teres minor
-Subscapularis
Glenohumeral Joint - (answers)-approximation of the humeral head and glenoid fossa
-ball and socket joint
-3 degrees of freedom
-high mobility low stability
-most functional in scaption plane
What muscles in the sternoclavicular joint limit motion? - (answers)-Anterior/Posterior
sternoclavicular tendon limit ant/post translation
-Costoclavicular tendon limits elevation
-Interclavicular tendon limits depression
List the types of bones: - (answers)-long: femur
-short: trapezoid
-flat: sternum
-irregular: vertabrae
-sesamoid: patella
,Rotator cuff - (answers)-comprised of 4 muscles ("SITS" muscles)
-prevents the humeral head from rotating on the glenoid fossa
Trendelenburg - (answers)gait deviation caused by weak hip abductors on stance leg
-How to treat:
strengthen muscles, use AD, rest before getting tired, vc/tc
Synovial Joint - (answers)no direct union between bony ends.
-articulates ends of bones with hyaline/articular cartilage by a cavity/capsule filled with synovial
fluid
-limited stability, but allows free motion
Acromialclavicular Joint - (answers)Articulation between the acromion and lateral clavicle
-Superior/Inferior acromioclavicular ligaments: provides stability
Saddle joints - (answers)-Allows motions in 2+ directions
-bones fit together like horseback rider in a saddle
-EX: CMC of thumb
Ball-and-socket joint - (answers)-Allows motion in all 3 planes
-EX: hip/GH
Pivot joint - (answers)-allows motion in the transverse plane
-EX: proximal radioulnar joint
Condyloid joint - (answers)Motion in 2 different directions
, -Wrist & MCP's
Hinge joint - (answers)Motion occurs in 1 plane and 1 axis
-EX: humeroulnar & IP joints
What are the 5 normal end feels? - (answers)-Hard: (elbow ext.)
-Firm muscular (hip flex. w/ knee flex.)
-Firm capsular (MCP ext.)
-Firm ligamentous (forearm sup.)
-Soft (elbow/knee flexion)
What are the 4 abnormal end feels? - (answers)-Hard (Fx, OA, osteomyelitis)
-Firm (tight ligament/capsular, increased muscular tone)
-Soft: edema
-Empty: too painful to reach end ROM
Minimal Assistance (MinA) - (answers)PTA does 25% of the work
pt does 75% of the work
Moderate Assistance (ModA) - (answers)PTA does 50% of the work
pt does 50% of the work
Maximum Assistance (MaxA) - (answers)PTA does 75% of the work
pt does 25% of the work
Dependent (Total A) - (answers)PTA does 76-100% of the work
pt does 0-24% of the work