ASL 16. Upper Limb

Clavicle

the collar bone, a slender bone that connects the manubrium of the sternum to the scapula

Scapula

shoulder blade

Superior angle of scapula

insertion of levator scapulae, T2

Inferior angle of scapula

origin of teres major muscle

Spine of scapula

Name the structure.

Acromion process

extension of the scapula, which forms the high point of the shoulder

Coracoid process

process above the glenoid cavity that permits muscle attachment

Glenoid fossa

The part of the scapula that joins with the humeral head to form the glenohumeral joint.

Sternoclavicular joint

Articulation between the clavicle and the sternum (saddle joint)

Acromioclavicular joint

the joint where the acromion and the clavicle meet (gliding joint)

Humerus

upper arm bone between shoulder and elbow

Head of humerus

articulates with glenoid cavity of scapula to form shoulder joint

Greater tubercle

Large lateral prominence; site of the attachment of rotator cuff muscles

Intertubercular groove

groove between the greater and lesser tubercles of the humerus

Lesser tubercle

insertion of subscapularis muscle

Lateral epicondyle

Name this specific part of the humerus.

Medial epicondyle

Name this specific part of the humerus.

Capitulum

Name this specific part of the humerus.

Trochlea

a smooth, grooved articular process shaped like a pulley

Head of radius

articulates with capitulum of humerus and radial notch of ulna

Radial tuberosity

insertion of biceps brachii

Ulna

the inner and longer of the two bones of the human forearm

Olecranon process

projection at the upper end of the ulna that forms the bony point of the elbow

Coronoid process

Name this specific part of the ulna.

Trochlear notch

articulates with the trochlea of the humerus at the elbow joint

Carpal bones

scaphoid, lunate, triquetrum, pisiform, trapezium, trapezoid, capitate, hamate

Scaphoid

Name this specific bone of the hand.

Lunate

Name this specific bone of the hand.

Triquetrum

Name this specific bone of the hand.

Pisiform

Name this specific bone of the hand.

Trapezium

Name this specific bone of the hand.

Trapezoid

Name this specific bone of the hand.

Capitate

Name this specific bone of the hand.

Hamate

Name this specific bone of the hand.

Metacarpal bones I - V

Name these structures.

Base of metacarpal bone

the proximal epiphysis of a metacarpal bone

Head of metacarpal bone

distal end of metacarpal bone

Proximal phalanx, phalanges I - V

Name these structures.

Middle phalanx, phalanges II - V

Name these structures.

Distal phalanx, phalanges I - V

Name these structures.

Metacarpophalangeal joints

knuckles; where heads of carpal bones articulate with the proximal phalanges of digits

Proximal interphalangeal joints

between proximal and middle phalanges

Distal interphalangeal joints

Joints between middle and distal phalanges.

Deltoid m.

Shoulder abduction, flexion, extension, medial & lateral rotation

Supraspinatus m.

shoulder abduction and stabilization

Infraspinatus m.

shoulder lateral rotation and stabilization

Teres minor m.

Origin: caudal border of scapula

Insertion: teres minor tuberosity of humerus

Action: flex the humeral joint

Subscapularis m.

shoulder abduction and stabilization

Biceps brachii m.

flexes the forearm and supinates the hand

Brachialis m.

flexes forearm at elbow

Triceps brachii m.

extends forearm at elbow

Axillary a.

armpit

Brachial a.

Name this structure.

Axillary v.

pertaining to the armpit

Musculocutaneous n.

coracobrachialis, biceps brachii, and brachialis muscles

Flexor carpi radialis m.

wrist flexion; hand abduction

Flexor carpi ulnaris m.

A

Flexes wrist

Adducts wrist

Inn

Ulnar n.

Brachioradialis m.

elbow flexion and stabilization

Extensor digitorum m.

A

Extends digits 2 - 5

Extends wrist

Inn

Radial n.

Radial a.

lateral forearm

Ulnar a.

medial forearm

Basilic v.

A vessel of the forearm sometimes used for venipuncture

Cephalic v.

pertaining to the head

Median cubital v.

The vein most commonly accessed in the adult arm for venipuncture

Deep branch of radial n.

extensor carpi radialis brevis

supinator

Axillary n.

pertaining to the armpit or underarm

Radial n.

pertaining to the radius or to any of the structures (artery, vein, nerve) named after it

Median n.

Name this structure.

Ulnar n.

medial aspect (pinky side) of the forearm

Superficial branch of radial n.

- origin: radial n.

- spinal segment: C5-C8, (T1)

- function: sensory

innervates skin on the posterolateral surface of the hand