Atherogenesis

Question 1 of 14

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What is an Atheroma?

Select one of the following:

  • Artifical thickening of arterial cell walls that excludes a thick lipid mix

  • Artificial coarsening of arterial cell walls that shed bacteria into the bloodstram

  • Bacterial biofilm forming over the cell wall

Question 2 of 14

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What causes the Endothelial Dysfunction that begins atheroma growth?

Select one or more of the following:

  • Cigarette smoke

  • Excess LDL's

  • Bacterial infection

  • Autoimmune disorders

  • Diabetes

Question 3 of 14

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What happens to epithelial cells during Endothelial Dysfunction?

Select one of the following:

  • They become lipoprotein soluble and lose cell repellant quality

  • They become lipoprotein inoluble and gain cell repellant quality

  • They become lipoprotein soluble and gain cell repellant quality

Question 4 of 14

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VCAM- A monocyte adhesion molecule that allows them to enter the vascular wall

Select one of the following:

  • True
  • False

Question 5 of 14

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Once monocytes convert to macrophages in tissue, what do they produce?

Select one of the following:

  • ROS

  • Acids

  • Bases

Question 6 of 14

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During Lipid Deposition, lipids can easily enter the damaged endothelial walls

Select one of the following:

  • True
  • False

Question 7 of 14

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What happens to LDL's once they enter the tissue

Select one of the following:

  • They're oxidied by macrophages

  • They're reduced by macrophages

Question 8 of 14

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LDLs are so easily reduced due to low tissue antioxidants

Select one of the following:

  • True
  • False

Question 9 of 14

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What happens when Macrophages take up too many LDL's?

Select one of the following:

  • They become dying Foam cells

  • They become dying Plasma cells

  • They become dying Mast cels

Question 10 of 14

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As the macrophages die, the release lipid pools

Select one of the following:

  • True
  • False

Question 11 of 14

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Name the two main components of the plaque?

Select one or more of the following:

  • Foam cells

  • Lipid pools

  • LDLs

  • Mast cells

  • Plasma cells

Question 12 of 14

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Vascular cells form a fibrous cap over the developing clot

Select one of the following:

  • True
  • False

Question 13 of 14

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What, potentially can happen to the fibrous plaque coat?

Select one or more of the following:

  • It calcifies and fissures at the edges

  • It becomes layered with t-cells and macrophages

  • Bacteria stick to it and invade tissues

Question 14 of 14

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Name the effect of arterial plaques

Select one or more of the following:

  • Blood flow decreases

  • Blood pressure rises

  • Blood flow increases

  • Plaque forces artery to widen

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Atherogenesis

gina_evans0312
Quiz by , created almost 3 years ago

Year 2 (Lipid Deficiencies) Quiz on Atherogenesis, created by gina_evans0312 on 15/02/2014.

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gina_evans0312
Created by gina_evans0312 almost 3 years ago
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