When assessing children using a Snellen eye chart, you should be aware that the first number of the vision report (20/20) represents
A) the distance the child stands from the chart.
B) the optic depth of a normal child's eye.
C) the distance the child can see clearly.
D) a Snellen chart conversion factor.
A
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The patient arrived at the emergency department in pain and bleeding profusely with the following vital signs: BP 80/54, P 102, RR 22 . The nurse recognizes these symptoms as indicative of:
a. inadequate perfusion. b. circulatory shock. c. massive vasodilation. d. heart failure.
A nurse is discussing the use of cocaine as a local anesthetic with a nursing student. Which statement by the student indicates understanding of this agent?
a. "Anesthetic effects develop slowly and persist for several hours." b. "Cocaine is a local anesthetic administered by injection." c. "Vasoconstrictors should not be used as adjunct agents with this drug." d. "When abused, cocaine causes physical dependence."
An older client tells the nurse they do not understand why they do not have the endurance to exercise like they did when they were younger. Which statement should the nurse provide the client?
A. "As individuals get older, there are normal changes that occur in the body, specifically the heart and lungs, that may contribute to decreased endurance." B. "The body undergoes physiologic changes that can affect your endurance, such as decreased cardiac output and increased residual air volume in the lungs." C. "It is possible that you have not been consistently exercising." D. "The muscles and joints become worn and do not move as easily as they used to."
Where do infected animals harbor the rabies virus?
1. Red blood cells 2. Saliva 3. Feces 4. Immunoglobulins