A patient with a secondary metastatic spinal cord tumor is scheduled for surgery. What should the nurse recognize as the goal of surgery for this patient?
A. Eradication of the tumor with excision and drainage
B. Exploration to visualize the tumor and obtain a biopsy
C. Tumor excision to reduce cord compression
D. Complete removal of the tumor and affected spinal cord tissue
Answer: C
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A patient with Parkinson's disease develops nausea and vomiting. Promethazine may be contraindicated because it depletes levels of what neurotransmitter?
A) Acetylcholine B) Serotonin C) Dopamine D) Adenosine
The nurse is creating program objectives to address a population's health problem. Which program objective should the nurse provide the planning committee?
1. 75% of program participants will lose weight. 2. 32% of program participants will demonstrate how to administer insulin by the end of the third week. 3. 100% of program participants will understand the new food pyramid by the end of the second week. 4. 50% of program participants will quit smoking.
When a client tells the nurse, "I heard that potassium supplements are effective in treating hypertension," the nurse's most appropriate reply would be as follows:
a. "Increased levels of potassium do not significantly affect blood pressure." b. "Too much potassium can result in a dangerous rise in blood pressure." c. "You can achieve the same benefits from low-sodium, high-potassium foods." d. "You can try them for a while to see if you feel they are effective."
Which elements in saliva protect against tooth decay?
a. Salivary ?-amylase b. Ptyalin c. Mucin d. Exogenous fluoride e. A pH of 7.4