Upper Extremities

Which part of the humerus is located at the top of the bone?

• Deltoid tuberosity

• Head of the humerus

• Surgical neck

• Intertubercular groove

What is the function of the deltoid tuberosity?

• Connects the clavicle to the sternum

• Provides attachment for the deltoid muscle

• Supports the humerus vertically

• Links the chest and upper arm

What is the function of the clavicle?

• Connects the trunk and forearm

• Links chest and upper arm

• Supports the spine

• Connects the pelvis and legs

Which of the following is NOT a shoulder complex joint?

• Glenohumeral joint

• Sternoclavicular joint

• Acromioclavicular joint

• Patellar joint

Which joint is involved in internal and external rotation?

• Acromioclavicular Joint

• Glenohumeral Joint

• Elbow Joint

• Wrist Joint

Which of the following is NOT an axioscapular muscle?

• Levator scapulae

• Rhomboids

• Serratus anterior

• Biceps femoris

When this nerve is damaged, it causes "Winging of Scapula"?

• Long Thoracic (C5-C8)

• Medial Pectoral

• Cranial nerve XI (accessory)

Which muscle is NOT part of the scapulohumeral muscles?

• Deltoid

• Teres major

• Coracobrachialis

• Biceps femoris

What are the two Axiohumeral Muscles?

• Rotator Cuff + Teres Major

• Pectoralis Major + Latissimus Dorsi

• Biceps femoris + Deltoid

The Latissimus Dorsi does all of the following actions to the shoulder - click all that apply

• Abduct

• Extend

• Adduct

• Flexion

• Internally Rotate