BIO212 Unit 3: Joint of the Pectoral Girdle and Upper Limbs

Sternoclavicular Joint

Bones Involved sternoclavicular

Sternum (manubrium) and Clavicle (sternal end)

Sternoclavicular structure

Synovial (gliding)

Sternoclavicular Function

Nonaxial

Acromioclavicular joint

Bones involved in acromioclavicular

Scapula (acromion process) and Clavicle (acromial end)

Acromioclavicular structure

Synovial (gliding)

Acromioclavicular function

Nonaxial

Glenohumeral joint

Glenohumeral bones involved

Scapula (glenoid fossa) and humerus (head)

Glenohumeral structure

Synovial (ball and socket)

Glenohumeral function

Triaxial (flexion/extension, adduction/abduction, and rotation)

Humeroulnar joint

Bones involved in humerounlar joint

Humerus (trochlea) and ulnar (trochlear notch)

Humeroulnar structure

Synovial (hinge)

Humeroulnar structure

Synovial (hinge)

Humeroradial joint

Bones involved in humeroradial joint

Humerus (capitulum) and radius (radial notch)

Humeroradial joint structure

Synovial (hinge)

Humeroradial joint function

Uniaxial (flexion/extension)

Proximal radioulnar joint

Bones involved in proximal radioulnar joint

Radius (head) and ulna (radial notch)

Distal radioulnar joint

Bones involved in distal radioulnar joint

Radius (ulnar notch) and ulna (head)

Radioulnar (medial) interosseous membrane

Bones involved in radioulnar (medial) interosseous membrane

Radius and ulna

Medial Radioulnar Interossesous Membrane Structure

Syndesmosis

Medial Radioulnar Interossesous Membrane Function

Amphiarthrosis

Green

Radiocarpal joint

Bones involved in radiocarpal joint

Radius (distal) and scaphoid

Radiocarpal joint structure

Synovial (condylar)

Radiocarpal joint function

Biaxial (flexion/extension and adduction/abduction)

Carpometacarapal #1 joint

Bones involved in carpometacarpal #1 joint

Carpal and metacarpal #1

Carpometacarpal #1 joint structure

Synovial (saddle)

Carpometacarpal joint #1 function

Biaxial (opposition/reposition)