A nurse is preparing to measure a client's pulmonary artery wedge pressure (PAWP). In what position should the nurse place the client for the most accurate results?
A. Supine, with the head elevated to 45 degrees
B. Prone, with the head elevated to 30 degrees
C. Trendelenburg position
D. Lithotomy position
A
To measure the PAWP accurately, the client should be placed in supine position, with the head elevated to 45 degrees.
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A student asks the anatomy and physiology instructor to explain the two hemispheres of the brain and what they regulate. What statement, if made by the instructor, is accurate?
A) The hemispheres regulate the electrical conduction system of the brain. B) The hemispheres regulate the afferent conduction system. C) The hemispheres regulate the efferent conduction system. D) The hemispheres regulate communication between sensory and motor neurons.
A patient, age 27, sustained thermal burns to 18% of her body surface area. After the first 72 hours, the nurse will have to observe for the most common cause of burn-related deaths, which is
a. shock. b. respiratory arrest. c. hemorrhage. d. infection.
The nurse is caring for an anxious patient who is having difficulty communicating. The patient can make no decisions and sits seemingly unable to take any action. The nurse determines that this patient is at which level of anxiety?
a. mild c. severe b. moderate d. panic
Obtained scores on an instrument seldom equal true scores because of:
a. Errors of prediction b. Errors of measurement c. Low factorability d. Low validity