Glenohumeral J

Question 1

Anterior Deltoid

Answer 1

O lateral 1/3 of Clavicle

I Deltoid tuberosity of humerus

As Flexion, Internal Rotation, Horizontal ADDuction, ABduction of the shoulder at the G/H joint

Question 2

Glenohumeral Joint

Answer 2

Multi-axial ball & socket joint
Head of humerus articulates with the glenoid fossa of the scapula

Question 3

Posterior Deltoid

Answer 3

O spine of scapula

I Deltoid tuberosity of humerus

As Extension, External Rotation, Horizontal ABduction, ABduction

Question 4

Middle Deltoid

Answer 4

O Lateral A/P of the Scapula

I Deltoid tuberosity of humerus

A ABduct shoulder @ G/H Joint

Question 5

Latissimus Dorsi

Answer 5

O thoracolumbar fascia: SPs T7-L5, Posterior Sacrum, Posterior Iliac Crest, & Posterior Ribs 10-12

I Intertubercular Groove of Humerus

As ADDuction, Extension, Internal Rotation of shoulder at G/H joint

Question 6

Pectoralis Major (Sternal Fibers)

Answer 6

O Sternum & Costal Cartilage of ribs 1-6

I Crest of the Greater Tubercle of the Humerus

A Extend, ADDuct, Internal Rotation

Question 7

Coracobrachialis

Answer 7

O Coracoid Process of the Scapula

I Medial surface of the Mid Humeral Shaft

As Flexion, ADDuction & HorizontalADDuction

Question 8

Pectoralis Major (Clavicular Fibers)

Answer 8

O Anteriomedial 1/2 of the Clavicle

I Crest of the Greater Tubercle of the Humerus

A Flex, Horiz. ADDuction, ADDuction, Internal Rotation

Question 9

Teres Major

Answer 9

O Inferior Angle & Inferior 1/3 Lateral Border of the Scapula

I Crest of the Lesser Tubercle of the Humerus

As ADDucts, Extends & Internal Rotation

Question 10

Brachial Artery

Answer 10

Medial to coracobrachialis

Provides blood supply to upper appendages

Question 11

Brachial Artery

Answer 11

Medial to coracobrachialis