Unit 2, Lab 1 PTA/OTA 106 Regional A & P G. Blevins Updated: Fall 2011

SURFACE ANATOMY: [26] Jugular or (general features) Body Manubrium Neural arch Body of the Pedicles Xiphisternal Laminae Spinal (or vertebral) foramen Costal arch Transverse processes Anterior median line Spinous process Midclavicular lines Superior articulating processes Intermammary cleft Inferior articulating processes Axillary fossa Anterior axillary line Anterior axillary fold Midaxillary line [12] Posterior axillary line facets or demifacets Posterior median line Scapular lines [5] Epigastric fossa Lack rib facets and transverse Iliac crest foramina Umbilicus Linea alba [1] Rectus abdominis Fused consisting of 5 Serratus anterior vertebrae Semilunar line Sacral promontory Sacral foramina (pelvic & dorsal) VERTEBRAL COLUMN- Auricular surface Special Features [1] Normal Curves Fused bone consisting of 3-5 Primary: vertebrae Thoracic Sacral THORACIC BONES [25] Secondary: Sternum [1] Cervical Manubrium Lumbar Body (or gladiolus) Abnormal Curves Jugular (or suprasternal) notch Kyphosis Lordosis [12 pair] Scoliosis Head Neck Tubercle Body (or shaft) Costal groove Costal cartilages Types of ribs True ribs False ribs Floating ribs

PECTORAL (OR SHOULDER) GIRDLE [2] Sternal extremity Acromial extremity Conoid tubercle Scapula [2] Borders: Superior Vertebral (medial) Axillary (lateral) Angles: Superior (medial) Inferior Fossae: Sub scapular Supraspinatous Infraspinatous Glenoid cavity (or fossa) Spine Acromion process Coracoid process

PELVIC (OR HIP) GIRDLE [2] Os Coxae (or os innominatum) [2] Ileum portion Iliac crest Iliac spines: Anterior superior Anterior inferior Posterior superior Posterior inferior Greater sciatic notch Acetabulum Iliac fossa Ischium portion Ischial tuberosity Ischial spine Lesser sciatic Notch Pubic portion pubis Superior pubic ramus Inferior pubic ramus Pubic arch Pubic crest Obturator foramen