front 1 Angle ex. mandibular angle | back 1 projecting corner of a bone |
front 2 Border ex. medial and lateral border of the scapula | back 2 linear ridge of a bone, often its edge |
front 3 Condyle Ex: occipital condyles and the femoral condyles. | back 3 Large, rounded, knuckle-shaped projection that usually articulates with another bone to form a joint. |
front 4 Crest Ex: Iliac crest & pubic crest. | back 4 Ridge or linear elevation on a bone. |
front 5 Epicondyle Ex: epicondyle of the humerus & epicondyle of the femur. | back 5 An enlargement near or above a condyle. |
front 6 Head Ex: epicondyle of the humerus & epicondyle of the femur. | back 6 Enlarged & rounded end of a bone. |
front 7 Line Ex: nuchal line & gluteal line. | back 7 Narrow ridge on a bone & is less prominent than a crest. |
front 8 Process Ex: nuchal line & gluteal line. | back 8 Prominent projection or prolongation from a bone. |
front 9 Protuberance Ex: occipital protuberance. | back 9 Knoblike protrusion from a bone. |
front 10 Ramus Ex: pubic ramus & mandibular ramus. | back 10 Long, branchlike prolongation of a bone |
front 11 Ridge Ex: supracondylar ridge. | back 11 Elongated projection of a bone. |
front 12 Spine Ex: scapula spine & Iliac spine | back 12 Sharp, slender projection from a bone |
front 13 Sinus EG; frontal sinus and maxillary sinus | back 13 Cavity or hollow space in bone |
front 14 Notch EG: radial notch and sciatic notch | back 14 Deep indentation or narrow gap in bone |
front 15 Groove EG: intertubercular groove and laminar groove | back 15 Linear depression accommodating another structure |
front 16 Fossa EG: subscapular fossa and iliac fossa | back 16 Shallow depression |
front 17 Facet EG: vertebral facets | back 17 Small flattened shallow depression articulating with another bone |
front 18 Foramen EG: obturator foramen foramen magnum | back 18 Opening through a bone and usually serves as a passageway for blood vessels, nerves, or ligaments. |
front 19 Tuberosity EG: deltoid tuberosity and ischial tuberosity | back 19 Large and rounded or roughened projection on a bone |
front 20 Tubercle EG: pubic tubercle and adductor tubercle | back 20 Rounded projection from a bone, usually blunt and irregular |
front 21 Trochanter EG: greater trochanter and lesser trochanter | back 21 Large rounded projection found only on the femur |