A diagnostic test that helps a physician visualize a patient's rectum is called a(n)
A) gastroscopy.
B) sigmoidoscopy.
C) proctoscopy.
D) endoscopy.
C
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A patient with a head injury has a mean arterial pressure of 70 mm Hg and an intracranial pressure of 20 mm Hg. Which of the following would be the cerebral perfusion pressure for this patient?
1. 90 mm Hg 2. 130 mm Hg 3. 140 mm Hg 4. 50 mm Hg
The outside temperature is 89°F. This is 31.7 °C
Indicate whether the statement is true or false
Because of their site of action, bile acid sequestering resins:
1. Should be administered separately from other drugs by at least 4 hours 2. May increase the risk for bleeding 3. Both 1 and 2 4. Neither 1 nor 2
A family member asks a nurse why the cost of health care is so high. The nurse would be correct in responding that some significant contributing factors may be related to which of the following?
a. Cost containment and the nursing shortage b. HMOs and Medicare c. Ethical dilemmas and expensive procedures d. Cost containment and technology