In analyzing a client's ECG tracing, the nurse observes that not all QRS complexes are preceded by a P wave. What is the nurse's interpretation of this observation?
A. The client has hyperkalemia.
B. The client is in ventricular tachycardia.
C. One of the chest leads is not making sufficient contact with the skin.
D. Ventricular depolarization is being initiated at a site different from atrial depola-rization.
D
Normal rhythm shows one P wave preceding each QRS, indicating that all depolarization is in-itiated at the sinoatrial node. QRS complexes without a P wave indicate a different source of in-itiation of depolarization.
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An older patient who smokes half a pack of cigarettes daily and is diagnosed with COPD expresses regret about starting smoking over 50 years ago at a time when it was considered both fashionable and harmless
What can the nurse respond to this patient? A) "Even though you have smoked for a long time, there are still benefits to quitting smoking.". B) "If you continue to smoke, any medical treatment for your COPD is likely to be ineffective.". C) "Unfortunately the damage is now done and quitting smoking will likely have little effect on your future health.". D) "Even though it won't affect the course of your COPD, quitting smoking would probably make you feel better about yourself.".
Which of the following is an indication for fetal diagnostic procedures?
a. Maternal diabetes b. Maternal age older than 30 c. Previous infant more than 3000 g at birth d. Weight gain of 25 lb
A pregnant client complains of morning sickness. Which assessment finding may indicate a possible developing complication?
a. Trace glucose in the urine c. FHT 155 b. 1+ ketones in the urine d. Maternal pulse 90
The musculoskeletal system adapts to the changes that occur during pregnancy. A woman can expect to experience what change?
a. Her center of gravity will shift backward. b. She will have increased lordosis. c. She will have increased abdominal muscle tone. d. She will notice decreased mobility of her pelvic joints.