Complete the following ECG criteria for a sinus arrest:
Rhythm ________________________________________
Rate ________________________________________
P waves ________________________________________
PR interval ________________________________________
QRS duration ________________________________________
Fill in the blanks with correct word
Rhythm Irregular—the pause is of undetermined length (more than one PQRST complex is missing) and is not the same distance as other P-P intervals.
Rate Usually normal, but varies because of the pause.
P waves Positive (upright) in lead II, P waves look alike; when present, one precedes each QRS complex.
PR interval 0.12 to 0.20 seconds and constant from beat to beat.
QRS duration 0.11 seconds or less unless abnormally conducted.
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The three factors that determine the amount of poisoning caused by exposure to sarin are:
a. the amount of sarin, the amount of time, and the type of sarin used b. the amount of sarin, the route of exposure, and the time exposed c. the amount of time, the route of exposure, and the type of sarin used d. the amount of time, the type of sarin used, and the time exposed
The PHN understands that the toxicity of chemicals in children is more severe than that in older populations because of which of the following reasons? Select all that apply
A. Children play in outdoor soil, which can be contaminated. B. Children may ingest substances from unlabeled, repurposed food containers. C. Children have faster rates of absorption of toxic substances. D. Parental oversight is minimal. E. Children have less developed immune systems.
During the initiation phase of the home visit, the home health nurse will
1. Contact the client and approach the visit with self-confidence. 2. Document care that is to be provided by the nurse and other team members. 3. Perform an inspection of the client's environment and functional status. 4. Review the chart or records left in the home to make sure permissions are signed and records are up-to-date.
You discuss with N.H.'s daughter how certain foods and drinks may irritate the bladder and
should be avoided. These foods include which of the following? Select all that apply. a. Caffeinated beverages b. Citrus juices c. Bananas d. Chocolate e. Spicy foods