Microbiology Chapter 18

Question 1

Enzyme that clots blood to form fibrin layer of abcess

Answer 1

Coagulate

Question 2

Allows invasion of tissues

Answer 2

Hyaluranidase

Question 3

Converts plasminogen to plasmin, which degrades host tissue

Answer 3

Streptokinase

Question 4

Affects mostly newborns and babies.
Bullous lesions (blister).
Desquamation (loss of protective keratinized skin layer.
High fever.
Exfolliative toxin produced by lysogenic phage causes the major signs and symptoms of SSSS.
Skin will heal, but loss of skin makes patient vulnerable to secondary infections.

Answer 4

Staphylococcal Scalded Skin Syndrome (SSSS)

Question 5

Common.
Benign.
Life-threatening for immunocomromised individuals.
Human Herpesvirus 3.

Answer 5

Chickenpox

Question 6

Virus causing chicken pox remains in nerves as a latent infection and alter reemrges as shingles.

Answer 6

Shingles

Question 7

Associated with aspirin use.

Answer 7

Reyes Syndrome

Question 8

Eliminated due to world-wide vaccine program.
Very infectious viral disease (epidemic).
Considered a bioterrorism agent.
Only known lab samples are kept in the US and Russia.

Answer 8

Smallpox

Question 9

Viral infection.
Vaccine available (MMR - measles, mumps, rubella), but disease still exists.
Soplik’s spots (red patches with blue/white grain-like centers in the mouth)

Answer 9

Measles (Rubella)

Question 10

Fungal infection (mycosis)
Conditions name - tinea

Answer 10

Ringworm

Question 11

Bacterial infection (often infected at birth) that can lead to blindness.

Answer 11

Opthalmia Neonatorum