Question

which of the following is a blood test for prostate cancer?
a digital rectal exam
b pap smear
c transurethral resection
d prostate - specific antigen

Explanation:

• A digital rectal exam (A) is a physical examination, not a blood test.
• A Pap smear (B) is used for cervical cancer screening in women, not related to prostate cancer.
• Transurethral resection (C) is a surgical procedure, not a test.
• Prostate - specific antigen (PSA) (D) is a protein produced by prostate cells, and its level in the blood is measured in a blood test for prostate cancer screening.

Answer:

D. prostate - specific antigen