Which organ or organs, located in the lower back, collect liquid and waste from the blood? a. liver b. lungs c. kidneys d. skin

Which of the following defines scoliosis? a. a posture disorder characterized by the shoulders being rounded and the back hunched b. a posture disorder in which the spine curves up the back like a snake c. a posture disorder characterized by excessive curvature or arch in the lower back d. none of the above