Upper Arm MusclesThe three most important upper arm muscles are:Brachialis Biceps Brachii Triceps Brachii Below is the muscles study guide for massage therapy students.
BrachialisOrigin is:Distal anterior humeral shaft. Insertion is: Ulnar tuberosity Action Flexes elbow Brachialis lies deep beneath the biceps brachii and is the most effective of the arm flexors.
Biceps BrachiiOrigins are:Coracoid process of scapula Supraglenoid tubercle of scapula. Insertion is: Radial tuberosity Actions Flexes elbow Flexes shoulder Supinates forearm Also known as corkscrew muscle because two of its actions are similar to uncorking a wine bottle.
Triceps BrachiiOrigins are:Posterior proximal humeral shaft Posterior distal humeral shaft Infraglenoid tubercle of scapula Insertion is: Olecranon process Actions: Extends shoulder Extends elbow Triceps Brachii along with Serratus Anterior is located on the ribs in the chest section. It is also known as the boxer's muscle because it allows you to make a straight knockout punch.
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Muscle Index
Abdominals Adductors Back Muscles Chest Muscles Deep Hip Outward Rotators Elbows Foot Muscles Forearms, Wrists, and Hands Gluteals Hamstrings Head and FaceIliopsoas Leg Muscles Neck Quadriceps Femoris Scalenes Shoulders SITS Group Sternocleidomastoid Suboccipitals Trapezius Triceps Surae Upper Arms