Which part of vertebral canal will show secondary curves with concavity backwards?
A. Cervical
B. Thoracic
C. Sacral
D. Coccyx
Correct answer : Cervical
Which part of vertebral canal will show secondary curves with concavity backwards?
A. Cervical
B. Thoracic
C. Sacral
D. Coccyx
Correct answer : Cervical