MICR 130 ch 15

Symptoms of protozoan and helminthic diseases are due to _____. 
A. tissue damage caused by growth of parasites
B. waste products excreted by parasites 
C. products released from damaged tissues
D. all of the above

Why is a release of endotoxin into the bloodstream potentially deadly? 
A. Endotoxin can quickly enter the brain from the bloodstream, causing brain damage. 
B. It can lower blood pressure and cause the patient to go into shock. 
C. It causes necrosis of the liver.
D. It results in dehydration of the patient.

Exotoxins are enzymes.
A.true 
B.false

If an A-B toxin is missing its B component it cannot cause an intoxication because ____. A.the toxin does not have enzymatic activity B.the toxin will get degraded in the cell
C.the toxin cannot bind to its target 
D.the toxin cannot be produced

Which of the following does NOT contribute to the symptoms of a fungal disease? 
A. cell walls 
B. metabolic products
C. allergic response of the host
D. capsules 
E. toxins