Quiz
Cancer & Autoimmune Disease: Quiz the Fifth
Fragen in diesem Quiz (10)
1Which of the following are considered the "rules of direct causal association"
- Anot all patients with the type of cancer in question have to have previously been infected with the virus
- Bevery cancer of this type carries the virus' genetic information in every malignant cell
- CThe virus itself, or individual virus genes can often "transform" the growth of normal cells in cell culture
- Dall patients with the type of cancer in question have previously infected with the virus
2Which of the following contribute to the breakdown of tolerance?
- AFailure to delete auto-reactive lymphocytes (peripheral and central tolerance failure)
- BMolecular mimicry
- CAbnormal presentation of self antigens
- DEpitope spreading
- EPolyclonal lymphocyte activation
- FAll of the above
- GNone of the above. This is a trick question.
3Cigarette smoke is an irritant to the respiratory epithelium. It paralyses the sensitive cilia on the columnar cells and so the cells are (reversibly) replaced by the more robust squamous cells. This is an example of...
- Ametaplasia
- Batrophy
- Cdysplasia
4Dysplasia is the (reversible) state where a cell can change in which of the following ways...
- Acell type
- Bsize
- Cshape
- Dorganisation
- Ecolour
5Dysplasia is considered...
- Acancerous
- Bbenign
- Cprecancerous
6Which of the following are true?
- ACarcinomas are tumours of the epithelium
- BLymphomas, leukaemias and myelomas are haematological tumours
- CBenign tumours can be fatal
- DSarcomas are tumours of muscle, cartilage, bone etc
- EBenign tumours are still functional tissues
7cancers arise in single cells. this makes them clonal in origin.
because all the cells in the cancer arose from the proliferation of this one cell, cancers are said to be- Amonoclonal
- Bpolyclonal
8Is a malignant cell able to perform specialist tasks?
- AYes
- BNo
9Distant growths originating from one tumour are called metastases?
- AYes
- BNo
10Which of the following have an influence upon cancer development
- AGeographical location
- BDietary fats, vitamins an fibres
- CSmoking, sex hormones, age, family history
Informationen
- Beschreibung
- BSc (Hons) Biology Quiz am Cancer & Autoimmune Disease: Quiz the Fifth, erstellt von Sami-Jaine am 09/05/2013.
- Autor
- Sami-Jaine
- Sprache
- English
- Aufrufe
- 96
- Schlagwörter
- Bewertung
- Noch keine Bewertungen Bewerte dieses Quiz