young child showing common areas of eczema.

Lateral view of the skull and neck muscles bent to the back.

Lateral view of adult male figure as he leans back to demonstrate extension of spine.

Superior view of the joints of the pelvis and hip.

Illustration of child lying on back with an incarcerated inguinal hernia; some abdominal musculature is also visible.

Anterior view of the lumbar vertebrae and pelvis.

Anterior view of the nerves that make up the sacral plexus.

Anterolateral view of the lumbar vertebrae and pelvis.

Anterior view of the hip and lower back region illustrating the quadratus lumborum muscle and its bony attachments.

Anterior view of the superficial nerves that make up the sacral plexus.

Picture of a doctor taking a sample from the rectal area of an infant to test for scabies.

Posterior close-up view of the joints of the pelvis.

Back and hip extension