Microorganisms

Question 1

Typical bacteria size

Answer 1

Diameter: .5 - .8 mcm (up to 1.5 mcm)

Length: 1 - 6 mcm (most 1 - 2)

Question 2

Staph spp size

Answer 2

1 mcm

Question 3

Bacillus spp size

Answer 3

1.0 - 1.3 mcm

Question 4

Pastreulla spp size

Answer 4

.2 - . 7 mcm

Question 5

Gram Pos Cell Wall structure

Answer 5

1. Peptidoglycan (60-80) w/ NAM, NAG linked by amino acid chains
2. Techoic acid (made of glycerol or ribitol) strands connect to CM and protrude through peptidoglycan later
3. Protein inclusion are less frequent than Gram Neg

Question 6

Innate chemical response

Answer 6

• Vasodilation & increased permeability
• “Calling” of phagocytic WBCs (chemotaxis)
• Phagocytosis occurs, resulting in pus (debris of phagocytes and microbes)

Question 7

Chemotaxis component

Answer 7

Complement C5a