chapter 12.4

Question 1

amount of deaths from cancer in 2015 (only canada)

Answer 1

78, 000

Question 2

is cancer more common in males or females

Answer 2

males

Question 3

what is happening to cancer statistics for male and females

Answer 3

decrease in men increase in women

Question 4

lifetime chance of male being diagnosed with cancer

44.7%

53.2%

57.1%

46.7%

Answer 4

44.7%

Question 5

probability of male dying from cancer? females?

Answer 5

29%. 24%

Question 6

what percent of adults over the age of 50 are diagnosed with cancer? 70 and older

Answer 6

89%

43%

Question 7

leading cancer for men? women?

Answer 7

prostate (24, 000)
breasts (25, 000)

Question 8

which cancers make up 50% of all cancer deaths

Answer 8

lung, colorectal, breast, and prostate

Question 9

what is the leading cause of cancer death for both sexes

Answer 9

lung cancer

Question 10

highest mortalilty of cancer in canada? lowest?

Answer 10

atlantic canada and quebec

british columbia

Question 11

neoplasm

Answer 11

new growth of tissue that has no physiological function caused by uncontrolled, abnormal cellular development

Question 12

tumour

Answer 12

neoplasmic mass that grows more rapidly than surrounding tissue

Question 13

malignant vs benign

Answer 13

cancerous vs non-cancerous

Question 14

define biopsy

Answer 14

microscopic examination of tissue

Question 15

what do malignant tumours lack that benign tumours have that stop the spread to other cells

Answer 15

fibrous shell or capsule

Question 16

define matastasis

Answer 16

spread of cancer to another part of the body

Question 17

thoery of cancer

Answer 17

1) overworked/aged cells more likely to break down and have genetic errors producing other mutant cells

2) external agent enter normal cell and initiates cancerous process

3)oncogene (cancer-causing gene)- under perfect condition (radiation, age, stress) it is activated

Question 18

does everyone have oncogenes

Answer 18

unsure if only cancer patients have oncogenes or if we have proto-oncogenes (genes that can become oncogenes in certain conditions.

Question 19

what age does nearly 80% of cancer diagnoses come from

45+

55+

85+

70+

Answer 19

55+

Question 20

a person who smokes has a ___ fold risk of developing lung cancer

Answer 20

20

Question 21

how much cancer related deaths is smoking contributed to

Answer 21

80-90%

Question 22

percent of cancer death attributed to being overweight

45%

28%

13%

34%

Answer 22

34%

Question 23

postmenopausal women who are obese are at a 50% higher risk of developing breast cancer?

t or f

Answer 23

t

Question 24

colon cancer in obese man does not show an increase

t or f

Answer 24

f

40% higher chance

Question 25

what is the percent of breast cancer diagnoses for women vs men

Answer 25

25% 0.2%

Question 26

what percent of new cancers are attributes to infections

31.2%

15.5%

16.1%

58.2%

Answer 26

16.1%

Question 27

what percentage of women with cervical cancer have evidence of human papilloma virus

Answer 27

100%

Question 28

types of hpv that is responsible for 70% of all cervical cancers

Answer 28

16 and 18

Question 29

types of hpv responsible for 90% of genital warts

Answer 29

6 and 11

Question 30

carcinomas

Answer 30

epithelial tissue cancer (breast, lungs, intestines, skins)

metastases in circulatory and lymphatic system initially then solid

Question 31

sarcomas

Answer 31

mesodermal/middle layer of tissue (bones, muscles, general CT)

solid tumour

Question 32

lymphomas

Answer 32

lymphatic system (hodgkin disease)

solid tumour

Question 33

leukemia

Answer 33

bone marrow and spleen

abnormal increase in WBC count

Question 34

carcinoma in situ

Answer 34

localized and curable

Question 35

lung cancer

Answer 35

radiation and chemo

17% live 5 years or more after diagnoses

Question 36

risk of breast cancer by age

50
60
70

Answer 36

1 in 50
1 in 24
1 in 14

Question 37

1 in 9 women will develop breast cancer 1 in 27 will die

t or f

Answer 37

t