A person can spread a bacterial infection by which actions? (Select all that apply.)
a. Kissing others
b. Sneezing at work
c. Donating blood
d. Coming in contact with blood products
e. Leaving used tissue on the lavatory
ANS: A, B, E
Bacteria can be spread by direct, indirect, or airborne transmission.
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The nurse is reading a research report and notices that the stated N for the study is 95. In the reports section, data are provided for 87 subjects. What is the most important question for the reader to ask about this study?
1. What is the accessible population? 2. Does the sample size that is left represent the population adequately? 3. How is dropout handled in the study? 4. Did bias in the selection of participants result in dropout?
The spouse of a pregnant patient is quiet during prenatal visits but is demonstrating emotional involvement in the pregnancy. What action did the spouse perform?
A) States he definitely wants a girl B) Refuses to paint the baby's room blue C) States he is concerned about the loss of his free time D) Walks around furniture as if his abdomen is enlarged
Which event during pregnancy causes palmar erythema and spider telangiectasis?
A) Peripheral vasodilatation B) Increased leukocyte count C) Decreased immunoglobulin G (IgG) concentrations D) Increased number and size of lymph nodes
Which of the following calculations determines cardiac output?
a. heart rate times stroke volume b. systolic blood pressure minus the apical heart rate c. heart rate at exercise minus heart rate at rest d. apical heart rate minus rate of pedal pulse