Flashcards in Pathology Deck (311)
Which lab tests can we do to test the intrinsic pathway?
PTT, ACT (more letters for more factors)
Which lab tests can we do to test the extrinsic pathway?
PT (less letters for less factors)
Which lab tests can we do to test the common pathway?
PTT, ACT, PT
Name some natural anticoagulants
What does antithrombin III limit?
What can you measure that is evidence of fibrinolysis?
(Fibrin Degradation Products)
What is the difference between labile, stable and permanent cells?
Labile= continuously dividing eg epidermis
Stable= low levels of replication (G0), however, in response to stimuli undergo rapid division (G1) eg hepatocytes
Permanent= non-dividing eg neurones
What is the difference between agenesis and aplasia?
Agenesis= absence of an organ or body part- no associated primordium (first trace of a structure)
Aplasia= failure of an organ to develop
What is the difference between benign and malignant tumours?
Benign= tumour remains localised and cannot spread. Slow growth.
Malignant= can invade and destroy adjacent structures and spread to different sites (metastasis) to cause death. Fast growth
What do the suffix's -oma and -sarcoma mean?
-oma = benign tumour
-sarcoma = malignant mesenchymal tumour (bigger and badder)
-carcinoma = malignant epithelial tumour