There are two atypical vertebrae in the cervical region: C1 (Atlas) and C2 (Axis). C1 is named Atlas after the greek god who hold up the heavens. On its superior surface it has two superior articular facets that articulate with the occipital … Continue reading Atypical vertebrae: C1 and C2
There are a total of 5 lumbar vertebra, out of which L5 is atypical (see here). Their characteristics include: Spinous processes are short and project posteriorly. Vertebral foramen is triangular, but smaller than those of the cervical vertebra. Articular facets … Continue reading Lumbar vertebra
There are a total of 7 cervical vertebra, out of which C1 (Atlas) and C2 (Axis) are atypical. Their characteristics include: The body is wider than than it is tall Spinous process is short and forked, except for C7. Vertebral … Continue reading Cervical vertebra
Nutrient foramen found in the diaphysis of human femur. Continue reading Nutrient Foramen
Models used to demonstrate the osteon/Haversian system in bone tissue. Annotated version here. Continue reading Osteon Model
Longitudinal section of long bone (femur) showing the compact bone and spongy (cancellous) bone. Notice the trabeculae of spongy bone aligning along stress lines. Annotated version here. Another specimen of long bone, l.s. showing the same compact bone and spongy … Continue reading Long bone, l.s.