Natural killer cells in the body have the ability to do which of the following actions?
a. Destroy T lymphocytes in an attempt to regulate the immune response
b. Kill tumor cells and cells infected with microbes
c. Stimulate the production of cytotoxic T cells
d. Suppress the formation of B lymphocytes
B
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A nurse is caring for a patient in the emergent/resuscitative phase of burn injury. During this phase, the nurse should monitor for evidence of what alteration in laboratory values?
A) Sodium deficit B) Decreased prothrombin time (PT) C) Potassium deficit D) Decreased hematocrit
The process in which particles move across a permeable membrane and disperse in all directions through a solution or a gas is known as
a. diffusion c. active transport b. osmosis d. ionization
A patient with diabetes has a serum osmolarity level of 325 mmol/L. What is the correct interpretation and action for the nurse to take based on this result?
1. The result is somewhat high but no immediate action is necessary. 2. The result is very low and the physician should be notified of the result. 3. The result is somewhat low but no immediate action is necessary. 4. The result is very high and the physician should be notified of the result.
Which of the following sexually transmitted diseases can be prevented through immunization?
a. Chlamydia b. Gonorrhea c. Hepatitis B d. Herpes