Test
Haemostasis
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Preguntas del test (20)
1Define haemostasis
- AProduction of blood cells
- BCirculation of blood
- CBlood clotting/the arrest of bleeding
2Which blood components make up haemostatic mechanisms?
- APlatelets
- BVascular epithelium
- CFibrinolysis
- DRBC's
- EWBC's
3Platelets contain granules
- AVerdadero
- BFalso
4Name two traits of platelets
- AOpen canicular structure
- BNo nucleus
- CGlycoprotein rich surface
- DIndented membrane
5What cells produce platelets (4000 from each cell)?
- AMegakaryocytes
- BMyeloblasts
- CLymphoblasts
6The normal platelet range is 150-400 x10^9/l
- AVerdadero
- BFalso
7Once collagen is exposed, what binds to it?
- AVan Willibrown Factor
- BFactor V
- CFactor III
- DDe Montfort Factor
8Platelets bind to _ Factor and release
- AADP
- BThromborin A2
- CThrombulin
- DATP
9A FBC and film exclude drugs/diseases that cause platelet disorders
- AVerdadero
- BFalso
10What symptoms suggest platelet failure?
- ASpontaneous/easy bruising
- BGastrointestinal Bleed
- CEpitaxis
11A child with a platelet disorder is most likely to have aquired it
- AVerdadero
- BFalso
12How does the Platelet Function Analyser work?
- AForces blood through a membrane with a high shear rate and tests clotting time
- BForces blood into a medium high in collage and tests clotting time
- CForces blood through damaged tubes lined with fibrinogen and tests clotting time
13What causes petechiae?
- ABleeding under the skin
- BSpontaneous blood clotting
- CSpontaneous blood pooling
14Bleeding time is rarely done, as it involves damaging the patient further
- AVerdadero
- BFalso
15In an aggregation panel, exposed, concentrated platelets are exposed compared to what?
- AThe last aggregation test taken
- BA sex matched control
- CAn age and sex matched control
16Which of the following hereditary platelet disorders don't have reduced aggregation with Ristocetin?
- AVan Willebrown disorder
- BBernard Soulier Disorder
- CGlonzmans Thromobasthenia
17Only Van Willebrowns disorder doesn't involve missing glycoproteins
- AVerdadero
- BFalso
18Which of the following foods don't effect clotting?
- ABananas
- BPeppers
- COnions
- DGarlic
19Name a drug that can reduce blood clotting
- AAspirin
- BCalnexin
- CIbruprofen
20Myeloproliferative- where excess cells are poduced by the bone marrow
- AVerdadero
- BFalso
Información
- Descripción
- (Coagulation) Haematology and Anatomy Test sobre Haemostasis, creado por gina_evans0312 el 09/01/2014.
- Autor
- gina_evans0312
- Idioma
- English
- Visitas
- 1.852
- Etiquetas
- Valoración
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