Exam 4: Cancer

In most cases a _____ must be done for a cancer diagnosis by taking a small tissue sample to be viewed under a microscope.

During _____, high-frequency sound waves are reflected off internal tissues to produce an image.

Tumors that are classified as cancer are called benign.

Mutation in the four genes that are responsible for the cell division can be _____.

_____ cancers are preventable.

Malignant tumors are generally graded on a scale of _____.

Suicide genes control _____ (programmed cell death)and tell the cell to kill itself if something goes wrong.

_____ is classifying a tumor based on its size and the extent of its spread.

Mutations inherited from parent to child account for _____ of all cancers.

DNA repair genes instruct a cell to repair DNA and RNA.

_____ is the use of x-rays to form a still or moving picture of the inside of the body.

Malignant tumors _____.

Immunosuppressive medications decrease immune function and therefore decrease the risk for development of cancer.

_____ tell cells when not to divide.

More than 50% of all cancers involve an acquired mutation in the tumor suppressor gene _____.

Sarcomas metastasize primarily through the blood.

Tumor markers are produced by _____.

Because the immune system should recognize and destroy mutated cells, cancer may indicate a failure of the immune system.

An osteosarcoma is a malignant tumor of _____

The signs and symptoms of cancer will depend on the location of the tumor, its size, and how much it affects the organs or tissues in the area.