552144
Descrição
Quiz por gina_evans0312, atualizado more than 1 year ago
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Criado por gina_evans0312
aproximadamente 10 anos atrás
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Questão 1
Questão
What is an Atheroma?
Responda
-
Artifical thickening of arterial cell walls that excludes a thick lipid mix
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Artificial coarsening of arterial cell walls that shed bacteria into the bloodstram
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Bacterial biofilm forming over the cell wall
Questão 2
Questão
What causes the Endothelial Dysfunction that begins atheroma growth?
Responda
-
Cigarette smoke
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Excess LDL's
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Bacterial infection
-
Autoimmune disorders
-
Diabetes
Questão 3
Questão
What happens to epithelial cells during Endothelial Dysfunction?
Responda
-
They become lipoprotein soluble and lose cell repellant quality
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They become lipoprotein inoluble and gain cell repellant quality
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They become lipoprotein soluble and gain cell repellant quality
Questão 4
Questão
VCAM- A monocyte adhesion molecule that allows them to enter the vascular wall
Responda
- True
- False
Questão 5
Questão
Once monocytes convert to macrophages in tissue, what do they produce?
Responda
-
ROS
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Acids
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Bases
Questão 6
Questão
During Lipid Deposition, lipids can easily enter the damaged endothelial walls
Responda
- True
- False
Questão 7
Questão
What happens to LDL's once they enter the tissue
Responda
-
They're oxidied by macrophages
-
They're reduced by macrophages
Questão 8
Questão
LDLs are so easily reduced due to low tissue antioxidants
Responda
- True
- False
Questão 9
Questão
What happens when Macrophages take up too many LDL's?
Responda
-
They become dying Foam cells
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They become dying Plasma cells
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They become dying Mast cels
Questão 10
Questão
As the macrophages die, the release lipid pools
Responda
- True
- False
Questão 11
Questão
Name the two main components of the plaque?
Responda
-
Foam cells
-
Lipid pools
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LDLs
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Mast cells
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Plasma cells
Questão 12
Questão
Vascular cells form a fibrous cap over the developing clot
Responda
- True
- False
Questão 13
Questão
What, potentially can happen to the fibrous plaque coat?
Responda
-
It calcifies and fissures at the edges
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It becomes layered with t-cells and macrophages
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Bacteria stick to it and invade tissues
Questão 14
Questão
Name the effect of arterial plaques
Responda
-
Blood flow decreases
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Blood pressure rises
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Blood flow increases
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Plaque forces artery to widen
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