The nurse is assessing an infant's nose and sinuses. Which tool will the nurse require to complete this exam?
1. A nasal speculum
2. A flashlight
3. A water-soluble lubricant
4. Tongue blades
Correct Answer: 2
When examining the nose of an infant, the nurse uses a flashlight. A nasal speculum is usually not necessary, because the tip of the nose can be pushed upward with the thumb. A lubricant or tongue blades would not be necessary.
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Nursing students are studying the cardiovascular system. One student asks the instructor what happens when the amount of fluid in the pericardial sac increases. What should the instructor tell the students?
A) Raises the pressure inside the pericardial sac, causing fluid to leak through. B) Raises the pressure inside the pericardial sac, compressing the lungs. C) Raises the pressure inside the pericardial sac, compressing the heart. D) Raises the pressure inside the pericardial sac, causing it to rupture.
The Nurses' Health Study demonstrated that adequate amounts of folic acid in the diet could help protect patients from:
a. breast cancer. b. colorectal cancer. c. glioblastoma. d. hepatoma.
The nurse differentiates the sympathetic from the parasympathetic nervous systems in that the sympathetic system:
a. provides energy for "fight or flight" in stressful situations. b. slows the heart rate after a stressful situa-tion. c. supports deep sleep after large expendi-tures of energy. d. relaxes blood vessels to counteract hyper-tension.
List three types of sympathetic (adrenergic) receptor sites
What will be an ideal response?