More Bacteria toxins

Question 1

Virulence factors

Answer 1

1. Proteins that innovates acid secretion

2. Adhesives that promotes or facilities adhesive.

Question 2

Pathogenisis

Answer 2

Attaches to stomach membrane

1. Attached to membrane of stomach lining cells and multiplies
2. mucus layer thins due to inclination toxin secretion
3. Loss of mucus layer results in stomach lining vulnerable to perforations by gastric juice (perforation from acid)
4. Once compromised bacteria invades underlying muscle tissues and blood vessels.
5. Cells are phagocytes; survives action of catalase and SOD.

Question 3

Risk

Answer 3

1. smokers
2. Stress
3. Alcohol
4. Spices
5. Family history

Transmission: oral fecal pathway

Question 4

Helicobacter pylori

Answer 4

Causes peptic ulcer pearcing of GI system

Stomach- gastric ulser