Which physiologic mechanism helps to ensure venous return despite low pressure in the venules?
A. Positive pressure in the right atrium
B. Negative pressure in the right atrium
C. Vasodilation in the periphery
D. Cardiac muscle relaxation
Answer: B. Negative pressure in the right atrium
Explanation: The three mechanisms that help ensure venous return are negative pressure in the right atrium, constriction of veins, and the combination of venous valves and contraction of skeletal muscles.
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A nurse is working with an adult patient who has recently been diagnosed with hypertension and begun combination therapy. Which of the patient's following statements would suggest a need for further health education?
A) "I'm going to make up a schedule for checking my blood pressure on a regular basis." B) "I'll only need to take these drugs on days when my blood pressure is particularly high." C) "My wife and I are thinking of ways that we can cut down the amount of salt in our diet." D) "I've made plans with my best friend to start going for walks in the morning four times a week."
You are the nurse caring for an elderly patient with cardiovascular disease. The patient comes to the clinic with a suspected respiratory infection and is diagnosed with pneumonia
As the nurse, what do you know about the altered responses of older adults? A) Treatments for older adults need to be rapid and less intense than treatments used in the younger population. B) The altered responses of older adults reinforce the need for the nurse to monitor all body systems to ascertain signs of impending systemic complication. C) The altered responses of older adults define the nursing interactions with the patient. D) Older adults become hypersensitive to antibiotic treatments for infectious-disease states.
Which step of the nursing process is NOT actually used by the nurse doing group therapy?
a. nursing diagnosis b. planning c. intervention d. evaluation
The nurse is preparing to assess a client with von Willebrand's disease (vWD). Which priority question should the nurse ask the client?
A. "Do you have any other medical conditions?" B. "Do you have heavy menstrual periods?" C. "Have you ever been pregnant?" D. "What are you currently using for birth control?"