Why would the nurse perform an inspection of the oral cavity during a complete pulmonary assessment?
a. To provide evidence of hypoxia
b. To provide evidence of dyspnea
c. To provide evidence of dehydration
d. To provide evidence of nutritional status
A
Severe hypoxia will be manifested by central cyanosis, which is evident in the oral and circumoral areas. Although dehydration and nutritional status can both be partially assessed by oral cavity inspection; this information is not as vital as determining hypoxia. Dyspnea means difficulty breathing.
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Which of the following statements most accurately conveys an aspect of cell injury due to impaired calcium homeostasis?
A) Normal intracellular calcium ion levels are higher than extracellular levels. B) Ischemia and certain toxins cause a decrease in cytosolic calcium. C) Injured cells tend to accumulate calcium. D) Low calcium levels cause an activation of damaging enzymes.
Which statement best describes the rule regarding expert testimony in nursing malpractice cases?
1. Expert testimony is always required in nursing malpractice suits, and the injured party cannot win his or her case without expert testimony being presented. 2. Whether expert testimony is needed is decided on a case-by-case basis after analyzing the facts of the case. 3. Expert testimony should be presented whenever there is reason to suspect that the jury will decide in favor of the injured party if expert testimony is not presented. 4. The jury is permitted to decide, based on all the evidence submitted, whether expert testimony is needed.
The nurse is preparing to perform an otoscopic examination of the ear. List in order of priority the steps the nurse would perform.Choice 1. Explain the procedure to the patient.Choice 2. Grasp the superior portion of the auricle and pull up, out, and back to straighten the auditory canal.Choice 3. Hold the handle of the otoscope in the dominant hand, otoscope handle upward.Choice 4. Wash the hands.Choice 5. Turn on the otoscope light.Choice 6. Rest the hand holding the otoscope against the patient's head.
Fill in the blank(s) with the appropriate word(s).
List the three ways that oxygen, nutrients, and waste products cross the cell membrane
What will be an ideal response?