Turbulent blood flow within the heart is heard as a murmur. Which is the cause of the murmur?
1) Increased blood volume
2) Constricted blood vessels
3) Flow from a normal vessel to a dilated one
4) All of the above
ANS: 4
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What does the Joint Commission advocate about employee performance appraisals?
A) Conducted at least every 6 months B) Based on employee job descriptions C) Documented by anecdotal notes D) Reflective of employees' personal goals
The brain is divided into two sections, called hemispheres. The hemispheres behave in a particular fashion in sending messages to the body. How do the hemispheres communicate information to the body?
1. The hemispheres relay messages in a direct route. 2. The hemispheres relay messages in a random fashion. 3. The hemispheres relay messages in a contralateral fashion. 4. The hemispheres relay messages in a unilateral route.
The nurse is providing patient education to a young adult patient who takes tetracycline (Sumycin). Which statement by the patient indicates a need for further teaching?
a. "Tetracycline can be used for acne, too." b. "Tetracycline will help my H. pylori." c. "Tetracycline will stain my teeth." d. "I should not take this with my laxatives."
A nurse is assisting a healthcare provider during a refractive error examination for a client with complaints of visual impairment. Which of the following measures should the nurse employ during the procedure?
A) Position the client 10 feet from the phoropter. B) Place the phoropter at the sides of the client's eyes. C) Position the client 20 feet from the phoropter. D) Place the phoropter in front of the client's eyes.