lecture cancer

Question 1

A tumor-suppressor gene:

(a) is a cancer-causing gene

(b) is a gene that codes for inhibitory proteins that prevent abnormal cell division

(c) is a gene that causes myeloma in muscle cells

(d) is a gene that stops a tumor once it has developed

Answer 1

is a gene that codes for inhibitory proteins that prevent abnormal cell division

Question 2

Cancer of blood forming cells is:

(a) apoptosis

(b) leukemia

(c) oncogenes

(d) edema

Answer 2

(b) leukemia

Question 3

Which of these seems to play a role in the development of cancer?

heredity

carcinogens

mutations

All of the choices are correct.

Answer 3

All of the choices are correct.

Question 4

Choose the following that detects cervical cancers.

(a) digital rectal exam

(b) barium enema

(c)mammography

(d) Pap smear

(e) colonoscopy

Answer 4

(d) Pap smear

Question 5

Which of these diagnostic procedures is used for breast cancer?

mammography

pap smear

sigmoidoscopy

stool blood test

Answer 5

mammography

Question 6

Which of these is considered a carcinogen or carcinogenic?

radiation

some chemicals

viruses

All of the choices are correct.

Answer 6

All of the choices are correct.

Question 7

The uncontrolled division of cells is called:

cancer

mitosis

mutation

metastasis

Answer 7

cancer

Question 8

When cancer cells metastasize:

tumors release growth factors

tumors spread throughout the body

tumors have nondifferentiated cells

tumors get larger and larger

Answer 8

tumors spread throughout the body

Question 9

Programmed cell death is:

apoptosis

leukemia

oncogenes

morbidity

Answer 9

apoptosis

Question 10

Cancer causing genes are

apoptosis

leukemia

oncogenes

transgenes

Answer 10

oncogenes