Flexors

Question 1

Pectoralis Major

Answer 1

Origin: Medial Clavicle, Manubrium, Sternal Body, Superior 6 costal cartilages, Abdominal Aponeurosis
Insertion: Greater Tubercle of Humerus
Innervation: Medial & Lateral Pectoral Nerves C5-T1

Question 2

Deltoid (Anterior)

Answer 2

Origin: Acromion of Scapula
Insertion: Deltoid Tuberosity of Humerus (Mediolateral Surface)
Innervation: Axillary Nerve C5-6

Question 3

Bicep’s Brachii (Long Head)

Answer 3

Origin: Supragelnoid Tubercle of Scapula & Coracoid Process of Scapula
Insertion: Radial Tuberosity
Innervation: Musculocutaneous Nerve C5-6

Question 4

Coracobrachialis

Answer 4

Origin: Coracoid Process
Insertion: Middle medial surface of humerus
Innervation: Musculocutaneous Nerve C5-7