Chapter 19 vocabulary Flashcards Preview

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Flashcards in Chapter 19 vocabulary Deck (70):
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adenocarcinoma

malignant tumour arising in glandular organ

1

adjuvant therapy

in breast cancer; incl chemotherapy, radiation therapy, or hormone therapy

2

anaplasia

characteristic of most cancerous cells in which there is a loss of differentiation and an irreversible alteration in adult cells toward more embryonic cell types

3

astrocytoma

tumour composed of astrocytes

4

betatron

machine used in administration of external radiation therapy

5

brachytherapy

radiation therapy where radioactive substance is inserted into body cavity or organ

6

Burkitt's lymphoma

malignant tumour, commonly affects children in Africa; characteristic symptom is swollen jaw

7

carcinoid

tumour derived from argentaffin cells in intestinal tract

8

carcinoma

malignant tumour of epithelial tissue

9

chondrosarcoma

cancerous tumour of cartilage cells

10

choriocarcinoma

cancerous tumour of uterus

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cyclotron

machine used in administration of external radiatipn therapy

12

dedifferentiation

process by which normal cels lose their specialization and become malignant

13

differentiation

process by which normal cells have a distinct appearance and specialized function

14

ductal carcinoma in situ

abnormal cells that involve only the lining of a duct

15

encapsulated

enclosed within a site

16

Ewing's sarcoma

primary bone cancer occurring in pelvic area or long bones

17

fibrosarcoma

cancerous tumour arising in collagen-producing fibroblasts

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what is the most common form of cancer?

carcinoma

19

fungating

process of growing rapidly, like a fungus

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what tumours originate in connective tissue?

sarcoma

21

glioblastoma

rapidly growing cancer of the brain

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glioma

cancerous tumour of the brain

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hemangiosarcoma

cancerous tumour originating in blood vessels

24

Hodgkin's disease

form of lymphoma occurring in children and young adults

25

human T-cell leukemia-lymphoma virus

first virus known to cause cancer in humans

26

hyperplasia

excessive formation & growth of normal cells

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immunosuppression

process of preventing formation of immune response

28

immunotherapy

treatment of disease by active, passive, or adoptive immunity

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infiltrative

pertaining to the process of extending or growing into normal tissue

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in situ

enclosed within a site

31

leiomyosarcoma

cancerous tumour of smooth muscle tissue

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leukemia

cancer of the blood characterized by overproduction of leukocytes

33

linear accelerator

machine used in administration of external radiation therapy

34

liposarcoma

cancerous tumour of fat cells

35

lobular carcinoma in situ

abnormal cells found in lobules of the breast

36

lymphangiosarcoma

cancerous tumour of lymphatic vessels

37

lymphoma

cancerous tumour of lymphoid tissue

38

lymphosarcoma

cancerous disease of lymphatic tissue

39

medulloblastoma

cancerous tumour of the brain; fourth ventricle and cerebellum

40

meningioma

cancerous tumour originating in the meninges of the brain

41

mucositis

inflammation of the oral mucosa

42

mutagen

agent that causes a change in the DNA

43

mutation

process by which DNA is changed

44

mycotoxin

substance produced by fungus growing in food or animal feed that can cause cancer if ingested

45

myeloma

tumour arising in hemopoietic portion of bone marrow

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myosarcoma

cancerous tumour of muscle tissue

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neoplasm

new tissue formed, such as abnormal growth or tumour

48

nephroblastoma

cancerous tumour of the kidney

49

neuroblastoma

cancerous tumour composed mainly of neuroblasts

50

oligodendroglioma

cancerous tumour composed mainly of neuroglial cells, located in cerebrum

51

oncogenes

cancer-causing genes

52

oncogenic

pertaining to the potential formation of tumours

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osteogenic sarcoma

cancerous tumour composed of bone tissue

54

Paget's disease of the breast

a rare form of breast cancer

55

port

in radiation therapy, refers to the skin area of entry for radiation

56

proliferation

process of rapid production

57

remission

process of lessening the severity of symptoms

58

reticulosarcoma

cancerous tumour of the lymphatic system

59

retinoblastoma

cancerous tumour of the retina

60

rhabdomyosarcoma

cancerous tumour originating from same embryonic cells that become striated muscles

61

seminoma

cancerous tumour of the testis

62

tamponade (cardiac)

excessive fluid in the pericardial sac

63

teletherapy

radiation therapy where radioactive substance is at a distance from body area being treated

64

teratoma

cancerous tumour of the ovary or testis

65

thymoma

tumour of the thymus gland

66

trismus

pertaining to the inability to open the mouth fully

67

Wilms' tumour

cancerous tumour of the kidney, occurring mainly in children

68

xerostomia

condition of dryness of the mouth

69

nephroblastoma is also known as

Wilms' tumour

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