What is the purpose of the secondary curves?
A) accommodate the thoracic organs
B) shift the weight of the body to permit an upright posture
C) accommodate the abdominal organs
D) form a humpback
E) accommodate the pelvic organs
Question 2
The four curves of the adult spinal column are not all present at birth. Which of the following are the secondary curves, which do not appear until several months later?
A) cervical and lumbar
B) thoracic and lumbar
C) sacral and lumbar
D) thoracic and sacral
E) cervical and sacral