Question

prostate cancer can be diagnosed by
multiple choice
semen analysis.
testing of prostate - specific antigen.
digital rectal exam.
biopsy.

Explanation:

Prostate - specific antigen (PSA) testing measures PSA levels in blood for screening. Digital rectal exam allows doctor to feel prostate for abnormalities. Biopsy involves taking tissue samples for microscopic cancer examination. Semen analysis is mainly for fertility assessment, not for prostate cancer diagnosis.

Answer:

B. testing of prostate - specific antigen, C. digital rectal exam, D. biopsy