L3

Question 1

Circumduction

Answer 1

Combination of movements including abduction, abduction, flex ion, extension
-windmill motion in shoulder

Question 2

Shoulder Girdle Joints

Answer 2

Scapulothoracic: scapula and thorax
Acromioclavicular: clavicle and scapula
Sternoclavicular: sternum and clavicle
Glenohumeral Joint: should: humerus and scapula via glenoid fossa

Question 3

Scapulohumeral Rhythym

Answer 3

Description of how the shoulder complex moves as a whole

Question 4

Elbow Region Joints

Answer 4

Ulnohumeral: humerus and ulna
Proximal Radioulnar: radius and ulna
-flex, ex, pro, sup

Question 5

Wrist Joint

Answer 5

Radiocarpal: radius and proximal row of carpals
-flex, ex, radial deviation (lateral bending movement between radius and carpals, and ulnar deviation (medial bending movement between radius and carpals)

Question 6

Carpometacarpal Joints

Answer 6

Metacarpals and distal row of carpal bones
-opposition -flexion and abduction (tip of thumb to any other fingers)

Question 7

Metacarpohalangeal Joints

Answer 7

Metacarpals and proximal phalanx - flex, extension, ab and ad

Question 8

Interphalangeal Joints

Answer 8

Distal, intermediate, and proximal phalanges - flexion and extension

Question 9

Which joint angle has the largest force output?

Answer 9

Adduction, then Extension, then Flexion, then Abduction

Question 10

Original and Insertion

Answer 10

Origin: the attachment site that is typically proximal
Insertion: attachment site that is typically distal

Question 11

Rotator Cuff Muscles

Answer 11

Supraspinatus (top of spine), Infraspinatus (behind delt), Teres minor (underneath infra), Teres major (right behind tricep)