Keywords: T-5 spinal ganglion, aorta, artifact(s), azygos vein, external intercostal muscle(s), flexor digitorum tendons, hypothenar eminence, inferior tertiary bronchus, innermost intercostal muscle(s), interdigital notch, intermediate phalynx of digit 3 (middle finger), internal intercostal muscle(s), lateral epicondyle of humerus, lateral tertiary bronchus, left atrium, left digit 2 (index finger), medial tertiary bronchus, membranous part of interventricular septum, metacarpophalangeal joint of digit 4 (ring finger), pericardial sac, rib 5, rib 6, rib 7, rib 8, right atrium, secondary interatrial foramen (foramen secundum), sternocostal muscle, trapezius muscle, upper lobe of left lung, volar surface of right digit 3 (middle finger)
Source: The Virtual Human Embryo.