A nurse is acting as a preceptor to a graduate nurse. They are discussing the differences between various medications. The nurses understand that, in contrast to the barbiturates, the benzodiaze-pines have which principal mechanism of action?
a. They cannot pass the blood-brain barrier.
b. They have limited central nervous system depression effects.
c. They are not lipid soluble.
d. They have more difficulty affecting the central nervous system.
B
The ability of benzodiazepines to depress central nervous system function is low. Because of their high lipid solubility, benzodiazepines readily cross the blood-brain barrier to reach sites in the central nervous system.
Benzodiazepines readily cross the blood-brain barrier.
Benzodiazepines are highly lipid soluble.
Benzodiazepines do not have more difficulty affecting the central nervous system than barbitu-rates do.
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5 oz = __________
Fill in the blank(s) with correct word
A 75-year-old client arrives in the emergency department complaining of abdominal pain. The pain started last night and is rated 5 out of 10 on the pain scale
At the same time a 32-year-old-female client arrives stating that she has severe pain in the left lower quadrant of the abdomen that started this morning. This client rates her pain 10 out of 10 on the pain scale. In assessing the severity of pain in these clients, the nurse may consider which factor regarding the reported intensity of pain? A) Visceral pain is more severe in the older client, but they are less likely to complain. B) Visceral pain is less severe in the older client and may be reported as mild. C) The younger client tends to be more dramatic when complaining of pain. D) Visceral pain is less severe in younger clients, but this may be reported high in intensity when it is the client's first experience with pain.
On palpating the chest wall of a trauma patient, you feel subcutaneous crepitus (emphysema), which is a sign that:
a. air has leaked into soft tissue. b. a fracture underlies the injury. c. a foreign body is present. d. there is vascular obstruction.
Which should the nurse implement to monitor client weight over time?
1. Use the same type and brand of scale. 2. Calibrate same scale before each weight. 3. Weigh client at admission and discharge. 4. Obtain weights at different times of the day.