Which of the following is NOT a blood test to detect early signs of cancer?
A) Pap
B) PSA
C) HCG
D) CEA
Question 2
Which is a degenerative condition of the spine in which one vertebra moves anteriorly and slips out of proper alignment?
A) kyphosis
B) ossification
C) spondylolisthesis
D) ankylosing spondylitis