Which of the following secrete chemicals that produce holes in the membranes of harmful cells but do not have to recognize a specific antigen to start destroying pathogens?
A. Major histocompatibility complex (MHC)
B. Cytokines
C. B cells
D. Natural killer (NK) cells
E. T cells
D. Natural killer (NK) cells
Natural killer cells secrete chemicals that produce holes in the membranes of harmful cells. Unlike B cells and T cells, NK cells do not have to recognize a specific antigen to start destroying pathogens.
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An ion with a positive charge is called a(n):
A. anion. B. cation. C. neuron. D. syncytia.
What would you tell a patient who comes to the office with a sore that will not heal?
A. "A sore that does not heal is nothing to worry about." B. "You probably do not eat enough protein." C. "You must keep injuring the area." D. "A sore that does not heal is a warning sign of cancer."
Calculate the amount of the drugs based on the child's body weight (in kilograms). Ordered: atropine sulfate 0.04 mg IM statRecommended: 0.001 mg / kgIs this a safe dose for a child who weighs 40 kg?
What will be an ideal response?
Exogenous lipoid pneumonia is reported with code ____________________
Fill in the blank(s) with correct word