joint types

Question 1

Sternoclavicular

motions possible:
type of joint:

motions possible:
joint type:

bones invloved:

Answer 1

bones invloved: clavicle sternum
motions possible: Elevation - depression
Protraction - retraction
Axial rotation
type of joint: synovial saddle joint

Question 1

glenohumeral (shoulder) joint

bones invloved:
motions possible:
joint type:

Answer 1

bones invloved: glenoid fossa of scapula , head of humerus
motions possible: Flexion, extension, abduction, adduction, lateral/external rotation, medial/internal rotation and circumduction
joint type:synovial ball and socket

Question 2

acromioclavicular joint

bones invloved:
motions:
joint type:

Answer 2

bones invloved: Acromion of scapula, acromial end of clavicle
motions: Protraction - retraction
Elevation - depression
Axial rotation
joint type: synovial plane joint

Question 3

scapulothoracic joint

Answer 3

bones: Anterior surface of scapula, superolateral surface of posterior thoracic wall
motions: Elevation-depression, protraction-retraction, external rotation-internal rotation
type: Not a true joint; comprised of acromioclavicular, sternoclavicular and scapulothoracic junction (plane)

Question 4

elbow joint

Answer 4

bone: humerus radius ulna
motions: Flexion, extension, supination, pronation
type of joint: hinge joint

Question 5

wrist joint

radiocarpla joint

Answer 5

bones: distal end of the radius, proxiaml carpal bones
motions: flexion/ extension, adduction/ abduction
type of joint: condyloid

Question 6

proximal and distal radioulnar joint

Answer 6

bone: ulna and radius
motion: proniation and supination
type: pivot