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Patho-Cancer quiz > Quiz > Flashcards

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1

any swelling that is caused by inflammation, but now generally reserved for describing new growth

Tumor

2

described as new growth

Neoplasia/Neoplasm

3

refers to a malignant tumor

cancer

4

not referred to as cancer, contain recognizable tissue structure and do not invade beyond their capsule, nor do they spread.

Benign

5

lack capsule, therefore grow to invade nearby structures; cancer

Malignant

6

cancer that develops incrementally and accumulate specific genetic lesions

Cancer in situ

7

○ Arise from or form ductal or glandular structures
Ex: breast glandular tissue is a mammary adenocarcinoma

Adenocarcinoma

8

Cancers that arise from lymphatic tissue

Lymphoma

9

Cancers arising from mesenchymal tissue
Includes connective tissue, muscle and bone

Sarcoma

10

Cancer of blood forming cells

Leukemia

11

Benign Tumours Characteristics

○ Grow slowly
○ Have a well-defined capsule
○ Are not invasive
○ Are well differentiated; look like tissue from which they arise
○ Have a low mitotic index; dividing cells are rare
○ Do not metastasize

12

Malignant Tumours Characteristics

○ Grow rapidly
○ Are not encapsulated
○ Invade local structures and tissues
○ Are poorly differentiated; may not be able to determine tissue of origin
○ Have a high mitotic index; many dividing cells
○ Can spread distantly, often through blood vessels and lymphatics