Arterial blood gases reveal that a patient's PaO2 is 84% on room air. The patient's FaO2/FiO2 ratio is ______
Fill in the blank(s) with correct word
400
Rationale : Room air contains 21% oxygen. That number is used as the FiO2 in this equation. 84/0.21 = 400
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A woman calls the health care facility stating that she is in labor. The nurse would advise the client to come to the facility if the client reports which of the following?
A) Increased energy level with alternating strong and weak contractions B) Moderately strong contractions every 4 minutes, lasting about 1 minute C) Contractions noted in the front of abdomen that stop when she walks D) Pink-tinged vaginal secretions and irregular contractions lasting about 30 seconds
A graduate nurse is working with her preceptor in a long-term care facility. The graduate nurse asks her preceptor to list the most serious problems that she must watch out for in patients with dementia
Which of the following is the most appropriate response by the preceptor? A) "Patients with dementia need assistance with everything; make sure that your nursing assistants are doing everything for them." B) "Patients with dementia may have become aggressive, so you need to make sure that you medicate them when they act out." C) "Patients with dementia may have problems with overmedication and polypharmacy; you need to really pay attention to the medications the patients are taking and their responses to those medications." D) 'Patients with dementia may need their schedules adjusted each day depending on how they are acting."
The nursing care plan is initiated by the:
1. primary care provider. 2. registered nurse. 3. licensed practical nurse. 4. nurse manager.
Why is the client with polycythemia vera at an increased risk for a myocardial infarction?
A. The rapid synthesis of cells greatly increases metabolism. B. The abnormal hemoglobin in the erythrocytes inadequately oxygenates the myo-cardium. C. The increased number of erythrocytes increases blood viscosity and the workload of the heart. D. The disease is most prevalent among men in their 60s and 70s who have other conditions that damage the heart.