The critical care nurse is caring for a patient with a central venous pressure (CVP) monitoring system. The nurse notes that the patient's CVP is increasing. What may this be indicative of?
A) Hypovolemia
B) Hypervolemia
C) Hypermagnesemia
D) Hypomagnesemia
Ans: B
Feedback: CVP is a useful hemodynamic parameter to observe when managing an unstable patient's fluid volume status. An increasing pressure may be caused by hypervolemia or by a condition, such as heart failure, that results in decreased myocardial contractility.
You might also like to view...
The prenatal clinic nurse is caring for a client with hyperemesis gravidarum at 14 weeks' gestation. The vital signs are: blood pressure 95/48, pulse 114, respirations 24. Which order should the nurse implement first?
1. Weigh the client. 2. Give 1 liter of lactated Ringer's solution IV. 3. Administer 30 ml Maalox (magnesium hydroxide) orally. 4. Encourage clear liquids orally.
The nurse is explaining to a group of clients how the hormones in the body work. The nurse concludes that learning has occurred when a client states:
1. "My thyroid gland produces a hormone that regulates my body temperature." 2. "My adrenal cortex helps support me during stress." 3. "The acini cells of the pancreas regulate my blood sugar." 4. "Part of the pituitary gland releases growth hormone."
You observe a bony ridge in the midline of a patient's hard palate, which most likely indicates
a. a cancerous lesion. c. torus palatinus, a benign condition. b. changes due to syphilis. d. Marfan's syndrome.
The nurse instructs the laryngectomized patient that, in order to warm the inspired air during cold weather, the patient should:
a. place hand over stoma. b. use scarf to cover stoma. c. wear moist dressing over stoma. d. stay in area of humidified air.