In an adult, the normal duration of the QRS complex is _____ seconds
a. 0.12 to 0.20
b. 0.06 to 0.11
c. 0.04 to 0.14
d. 0.20 to 0.38
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The nurse must perform a procedure on a toddler. The technique most appropriate when performing the procedure is to:
1. Ask the mother to restrain the child during the procedure. 2. Ask the child if it is okay to start the procedure. 3. Perform the procedure in the child's hospital bed. 4. Allow the child to cry or scream.
After a breast examination, the nurse is documenting assessment findings that indicate possible breast cancer. Which abnormal findings need to be included as part of the client's electronic medical record? (Select all that apply.)
a. Peau d'orange b. Dense breast tissue c. Nipple retraction d. Mobile mass at two o'clock e. Nontender axillary nodes
When is a small sample size appropriate for a research study?
1. Many uncontrolled variables are present. 2. The population is very homogenous. 3. Small differences are expected in members of the population on the variable of interest. 4. The population must be divided into subgroups.
TD (tetanus and diphtheria) boosters are recommended every:
1. 5 years. 2. 7 years. 3. 10 years. 4. 15 years.