ATI LPN
PAL Histology Lymphatic System Lab Practical Question 22 Questions
Question 1 of 1
Dendritic cells in the skin, known as Langerhans cells, express very high levels of the NOD-like receptor, NLRP3. Previous studies showed that treatment of these cells with the Staphylococcus aureus pore-forming toxin causes K⺠efflux from the cells. The explanation for these results is:
Correct Answer: C
Rationale: Live S. aureus activates TLR and NLRP3 for IL-1; toxin alone (K⺠efflux) needs a second signal, membranes lack full stimuli.
Question 2 of 1
Correct Answer:
Rationale:
Question 3 of 1
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Question 4 of 1
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Question 5 of 1
Correct Answer:
Rationale: