- April 28, 2026The first sternocostal joint is a synchondrosis rather than a synovial joint, with the first costal cartilage directly fused to…
- April 28, 2026The sternoclavicular joint is the only bony articulation connecting the upper limb to the axial skeleton, making it the structural…
- April 28, 2026The long thoracic nerve has no cutaneous sensory territory and supplies only the serratus anterior, but this single motor function…
- April 28, 2026The twelve pairs of thoracic nerve anterior rami are called intercostal nerves (T1 through T11) and subcostal nerve (T12), each…
- April 28, 2026The medial pectoral nerve, despite its name, supplies both pectoral muscles by first passing through or around the pectoralis minor…
- April 28, 2026The lateral pectoral nerve is the more superior and important of the two pectoral nerves, supplying primarily the clavicular head…
- April 28, 2026The long thoracic nerve (nerve to serratus anterior) has an exceptionally long and superficial course on the lateral chest wall…
- April 28, 2026The interclavicular ligament bridges the jugular notch connecting the superior medial ends of both clavicles, working with the SC joint…
- April 28, 2026The thoracic facet capsular ligaments stabilise the thoracic zygapophyseal joints which face nearly coronally, optimising their resistance to the rotational…
- April 28, 2026The costoclavicular ligament is the strongest and most important ligament of the sternoclavicular joint, connecting the first rib to the…