To avoid making calculation errors, it is important to ________ units when using conversion factors.
A. cross-multiply
B. cancel
C. divide
D. add
Answer: B
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A seven-year-old with a head injury is hospitalized after losing consciousness when he was hit in the head with a bat at baseball practice. The child was not wearing a helmet
The last set of vital signs showed heart rate 48, BP 148/74, respiratory rate 28 and irregular. The nurse suspects that these vital signs are: 1. A sign that this child has a spinal cord injury. 2. A sign of increased intracranial pressure. 3. Typical for a sleeping child at this age. 4. A sign that the child's condition is improving.
A nurse has entered the room of a patient with cirrhosis and found the patient on the floor
The patient states that she fell when transferring to the commode. The patient's vital signs are within reference ranges and the nurse observes no apparent injuries. What is the nurse's most appropriate action? A) Remove the patient's commode and supply a bedpan. B) Complete an incident report and submit it to the unit supervisor. C) Have the patient assessed by the physician due to the risk of internal bleeding. D) Perform a focused abdominal assessment in order to rule out injury.
Which of the following is true about the level of significance? The level of significance:
a. ensures that findings will be correct 95% of the time if an alpha value of less than 0.05 is used. b. refers to a statistic calculated during computer analysis of data. c. represents the probability of getting a calculated statistic as high as the one found in the study if the null hypothesis is really true. d. represents the risk the researcher is willing to take in making a Type I error and is established before data are analyzed.
An elderly male patient visits his primary care provider because of burning on urination and production of urine that he describes as "foul smelling." The health care provider should assess the patient for which of the following factors that may dispose him to urinary tract infections (UTIs)?
A. High-purine diet B. Sedentary lifestyle C. Benign prostatic hyperplasia (BPH) D. Recent use of broad-spectrum antibiotics