A patient in the ICU with pneumothorax is experiencing a ventilation-perfusion imbalance. Which type of imbalance is the patient most likely experiencing?
A) Physiological shunt
B) Anatomical shunt
C) Alveolar dead space
D) Silent unit
D
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A researcher randomly assigns volunteers into two groups: group 1 (control group) takes an exam after sleeping less than 8 hours the night before the exam, whereas group 2 (experimental group) gets 8 or more hours of sleep the night before the
exam. All students took the exam. The researcher uses a computer statistical software package to compare the mean score of subjects in group 1 and group 2. This results in statistics of t = 2.84, degree of freedom (50 + 50 = 100 – 2) = 98, and p =.03. Which statistical test, if any, was conducted in this study? 1. An independent sample t test. 2. A dependent sample t test. 3. A nursing student t test. 4. An analysis of variance or ANOVA.
Fowler's position means that the patient is
A) on their back; with their head at about a 45-degree angle. B) on their back; knees bent. C) on their left side; right leg bent. D) on their knees; head on pillow.
5.37 + 1.8 = _____
a. 6 b. 6.18 c. 4.32 d. 7.17
A nurse is using a systems framework when caring for individuals, families, and aggregates in the community. Which of the following best describes an aspect that would be more challenging when caring for an aggregate as opposed to caring for an individual
a. Ability to communicate clearly with the client b. Analyzing power and decision making within the system c. Defining the system's structure and functions d. Recognizing the system's goals