Arm Muscles
The Triceps consists of three heads that unite at the bottom into the Triceps tendon
| MUSCLE PART | ORIGIN | INSERTION | INFO |
|---|---|---|---|
| Triceps Long Head | Scapula | Olecranon (Elbow) | |
| Triceps Lateral Head | Humerus | Olecranon (Elbow) | |
| Triceps Medial Head | Humerus | Olecranon (Elbow) | |
| Triceps Tendon | Middle of Long/Lateral Tricpes head | Olecranon (Elbow) |
The Biceps consists of two heads that unite at the bottom
| MUSCLE PART | ORIGIN | INSERTION | INFO |
|---|---|---|---|
| Biceps Short Head | Scapula coracoid process | Radius tuberosity | More towards the center |
| Biceps Long Head | Socket of the Scapula | Radius tuberosity |
| MUSCLE | ORIGIN | INSERTION | INFO |
|---|---|---|---|
| Flexor Carpi Ulnaris (FCU) | Between Triceps and Biceps | Bottom of hand far side from thumb | |
| Flexor Digitorum Superficialis (FDS) | Phalangas, bottom side of all fingers except thumb | Barely visible | |
| Palmaris Longus (PL) | Between Triceps and Biceps | Hand Plam | Barely visible |
| Flexor Carpi Radialis (FCR) | Between Triceps and Biceps | Bottom of hand close side to thumb | |
| - | - | - | - |
| Pronator Teres (PT) | Between Triceps and Biceps | Middle of Brachioradialis | Stays beside the Biceps |
| MUSCLE | ORIGIN | INSERTION | INFO |
|---|---|---|---|
| Brachioradialis (Brr) | Between Brachialis and Triceps | Inner side of hand | Brachialis side, bigger one |
| Extensor Carpi Radialis Longus (ECRL) | Between Brachialis and Triceps | Inner side of hand | Triceps side, smaller one |
| - | - | - | - |
| Extensor Carpi Radialis Brevis (ECRB) | Between Extensor Carpi Radialis Longus and Triceps | Inner side of hand | Barely visible, Smaller one |
| Abductor Pollicis Longus & Extensor Pollicis Brevis (Anatomical Snuffbox) | Middle of Extensor Digitorum | Inner sie of hand | Barely visible |
| Extensor Digitorum (ED) | Between Extensor Carpi Radialis Longus and Triceps | Top of hand | Bigger one, goes to the top tips of all fingers except thumb |
| - | - | - | - |
| Extensor Digitorum Minimi (EDM) & Extensor Carpi Ulnaris (ECU) | Between Extensor Carpi Radialis Longus and Triceps | Top of hand far side from thumb | Should be done as one |
| - | - | - | - |
| Anconeus (A) | Below Triceps |