Oncology | MCQs

Explanation

Oncology is a branch of medicine that deals with the study, treatment, diagnosis, and prevention of cancer.

A medical professional who practices oncology is an oncologist.

The name's etymological origin is the Greek word ὄγκος, meaning "tumor", "volume" or "mass".

Explanation

In general, the cancer in a human body is caused by changes to DNA.

DNA stands for Deoxyribonucleic acid

Explanation

Leukemia is a cancer of the body's blood-forming tissues.

Including the bone marrow and the lymphatic system.

Some forms of leukemia are more common in children.

Explanation

Cancer is caused by changes to DNA.

Most cancer-causing DNA changes occur in sections of DNA called genes.

These changes are also called genetic changes.

A DNA change can cause genes involved in normal cell growth to become oncogenes.

Explanation

Most gene mutations occur after you're born and aren't inherited.

A number of forces can cause gene mutations, such as smoking, radiation, viruses, cancer-causing chemicals (carcinogens), obesity, hormones, chronic inflammation and a lack of exercise.