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CHAPTER 15
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This activity contains 10 questions.
The dose of microbes required to produce a measurable infection in half of the animals tested is referred to by the abbreviated term
.
Infections acquired by bites, cuts, wounds, punctures, or surgery occur via the
route.
are bacterial enzymes that lyse erythrocytes.
Fibrinogen can be converted to fibrin by the bacterial enzyme
.
The scum that builds up on shower doors, the formation of dental plaque on teeth, and the algae growth on the walls of swimming pools are all examples of
.
are toxins that are modified to retain their ability to induce antibody formation but lose their toxicity.
Toxins that bind T cells nonspecifically and provoke very intense immune responses are called
.
Some mushrooms produce toxins called
.
The release of endotoxin as bacteria are destroyed by phagocytes causes the phagocytes to release tumor necrosis factor (TNF). The life-threatening loss of blood pressure occurring due to the action of TNF is called
(2 words).
Lysogenic bacterial cells may express prophage DNA, causing them to take on different characteristics in a process referred to as
.
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