Lateral isolated view of the triceps muscle showing skeletal attachments.

Posterior view of the bones of the upper limb showing muscle attachments.

Anterior isolated view of the triceps muscle showing skeletal attachments.

Dorsal scapular region. Quadrangular space and triangular interval.

Anterior view of the posterior and medial walls of the axilla with pectoralis minor muscle excised, lateral and medial cords retracted, and axillary vein removed.

Anterior view of the bones and muscle attachments of the axilla and pectoral region.

Anterior view of the rotator cuff.

Lateral view of the surface anatomy of the arm: (1) deltoid, (2) biceps brachii, (3) brachialis, (4) brachioradialis, (5) olecranon, (6) lateral epicondyle, (7) lateral head, and (8) long head.

Lateral view of dissected glenohumeral ligaments and rotator cuff.

Lateral view of the upper arm illustrating the positioning of the biceps and triceps muscle when the arm is flexed at 90 degrees.

Lateral radiograph of elbow joint, showing triceps brachii, supracondylar ridge, trochlea, olecranon, trochlear notch, ulna, and head, neck, and tuberosity of radius.

Sagittal MRI of elbow showing triceps brachii, brachioradialis, fibrous capsule, trochlea of humerus, trochlea notch, olecranon, ulna, and head, neck, and tuberosity of radius.

Triceps brachii muscle