Lab 15: Upper Extremity Basics

medial border of scapula

lateral border of scapula

inferior angle of scapula

superior angle of scapula

spine of scapula

acromial angle

acromion

coracoid process

glenoid cavity

subscapular fossa

infraspinous fossa

supraspinous fossa

suprascapular notch

supraglenoid tubercle

Infraglenoid tubercle

acromial end of clavicle

sternal end of clavicle

Conoid tubercle

humeral head

greater tubercle

lesser tubercle

Intertubercular groove

Deltoid tuberosity

Anatomical neck of humerus

surgical neck of humerus

what kind of joint is acromioclavicular

planar joint (aka gliding; plane synovial joint)

what kind of motion happens at acromioclavicular joint

translation/gliding, up and down rotation, internal and external rotation, anterior and posterior tilting

what kind of joint is sternoclavicular

synovial saddle joint

what kind of movement happens at sternoclavicular joint

elevation and depression in frontal plane, adduction and abduction in sagittal plane, axial rotation in transverse plane

what kind of joint is scapulathoracic

it is actually a false/functional joint not a true anatomical joint

what kind of movement happens at scapulathoracic joint

elevation and depression in frontal plane, abduction and adduction in sagittal plane, up and down rotation in transverse plane

what kind of joint is glenohumeral

Ball-and-socket

what kind of movement happens at glenohumeral joint

flexion and extension. abduction and adduction, internal and external rotation, circumduction, horizontal adduction and abduction

radial groove

medial epicondyle of humerus

lighter green

Medial supra-epicondylar ridge

Groove for ulnar nerve

Lateral epicondyle of humerus

darker green

Lateral supra-epicondylar ridge

Olecranon fossa

Coronoid fossa of humerus

Radial fossa

Capitulum of humerus

green

Trochlea of humerus

green

Olecranon

yellow

Trochlear notch of ulna

red

Coronoid process of ulna

blue

Radial notch

Tuberosity of ulna

whited out

Supinator fossa

whited out

Supinator crest

Interosseous border of ulna

head of ulna

Ulnar styloid process

radial head

neck of radius

Radial tuberosity

Interosseous border of radius

ulnar notch

Radial styloid process

Dorsal tubercle of radius (Lister’s tubercle)

what kind of joint is the humeroulnar joint

synovial hinge joint

what motions happen at the humeroulnar joint

flexion and extension

what kind of joint is the humeroradial joint

synovial hinge joint

what motions happen at the humeroradial joint

flexion and extension, pronation and supination

what kind of joint is the proximal radioulnar joint

synovial pivot joint

what motions happen at the proximal radioulnar joint

pronation and supination

what kind of joint is the distal radioulnar joint

uniaxial synovial pivot joint

what motions happen at the distal radioulnar joint

pronation and supination