Muscles of arm above elbow Flashcards
Origins of Biceps Brachii
Long Head- Supraglenoid Tubercle
Short Head- Coracoid Process
Insertion of Biceps Brachii
Radial Tuberosity
Bicipital aponeurosis to fascia on medial forearm
Innervation of Biceps Brachii
Musculocutaneous Nerve (C5-C7)
Actions of Biceps Brachii
Flexes arm at the shoulder
Origin of Brachialis
Anterior, distal half of the humerus
Insertion of Brachialis
Coronoid Process and tuberosity of ulna
Innervation of Brachialis
Musculocutaneous Nerve (C5-C7)
Action of Brachialis
Flexes forearm at elbow joint
Origin of Brachioradialis
Lateral Supracondylar ridge of humerus
Insertion of Brachioradialis
Styloid Process of radius
Innervation of Brachioradialis
Radial Nerve (C5-C6)
Actions of Brachioradialis
Flexes forearm at Elbow (accessory)
Origin of Triceps Brachii
Long Head - Infraglenoid Tubercle
Lateral Head- Posterolateral humerus above spiral groove
Medial Head - Posterolateral humerus below spiral groove
Insertion of Triceps Brachii
Olecranon Process (ulna)
Innervation of Triceps Brachii
Radial Nerve (C5-T1)