Which of the following is considered an extracellular enzyme & a virulence factor? sequesterase coagulase transcriptase

How do innate cells recognize pathogens? flagellin PAMPS (pathogen associated molecular patterns) all answers are correct LPS

45. Host defenses In the process called concentration gradients of microbial substances and inflammatory mediators guide phagocytes to the area of microbial invasion. diapedesis chemotaxis margination inflammation

which of the following is a chemical defense found on all epithelial surfaces of the body?  Lysozme antibodies tears

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Which one of the following is a white blood cell that can target cell death of parasites?  Group of answer choices Monocyte Eosinophil Mast cell Plasma cell

During the primary HIV infection, which of the following cells decreases in number?   T-cells   B-cells   Natural killer cells   Phagocytes

Which of the following is true about IgG? View Available Hint(s) for Part A       It is restricted to effects inside the vascular system. It stimulates a single immune responses. It is the most common antibody class. It cannot cross the placenta to protect an unborn fetus.

Some immune systems fail to work effectively so the person is less protected than others. This type of disease or medically induced condition is called ___.     atelectasis     anergy     protein deficiency     immunosuppression

Which of the following would be unlikely to cause a cell-mediated immune response? View Available Hint(s) for Part A       Staphylococcus aureus hepatitis B virus malignant melanoma Mycobacterium tuberculosis