Path 5 Word Scramble
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Question | Answer |
How is Neoplasm different from hyperplasia | Neoplasm is abnormal growth of tissue Hyperplasia is an increase in teh number of cells within an organ or tissue |
Does hyperplasia respont to normal regulatory growth control mechanisms | yes |
what is metaplasia | a reversible change in which one mature cell type is replaced by another mature cell type |
what is dysplasia | potentially reversible change characterized by atypical cellular features and increased mitotis rate |
what are the two main examples of names that end in -oma that are actually malignant | Carcinoma and Sarcoma |
What is the origin of carcinomas | epithelial origin |
what is the origin of sarcomas | mesenchymal / connective tissue origin |
Leiomyo- indicates? | Smooth muscle |
Lipo- indicates? | adipose tissue |
rhabdomyo- indicates? | skeletal muscle |
Scirrhous indicates? | hard |
Medullary indicates? | soft resembling bone marrow |
colloid indicates? | gelatinous mucinous |
what are two exceptions to the rule of -oma being benign unless called carcinoma or sarcoma | melanoma and lymphoma |
what is cellular differentiation | extent to which neoplastic cells resemble normal cells |
What type of differentiation is exhibited by Benign Neoplasms | well-differentiated |
what grows faster benign or malignant neoplasms | malignant |
how to benign vs. malignant tumors differ in respect to mode of growth | benign grows by expansion and malignant grows by invasion |
What is growth fraction? | proportion of cells within a tumor population that are in the replicative pool? |
why does doubling time increase as the tumor size increases | tumor outgrows blood supply |
what is the most common route of metastasis | lymphatic spread |
what is the characteristic route of spread of carcinomas | Lymphatic spread |
what is the characteristic spread of sarcomas | Hematogenous spread |
what are two common sites of hematogenous spread | lung and liver |
what does grade refer to? | degree of differentiation |
what is staging based on? | TNM (Tumor, Nodes, Metastases) |
Created by:
UVAPATH1
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