James, a health care professional, states that the drug morphine is an agonist. Which of the following supports his statement?
A. Morphine binds to specific sites in the body and signals surrounding drug molecules to the area.
B. Morphine binds to specific receptor sites in the body and inhibits certain cellular functions.
C. Morphine binds to specific receptor sites in the body and triggers a series of cellular changes.
D. Morphine is immediately absorbed by the cells of the body and metabolized.
Answer: C
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The nurse is caring for a patient scheduled to undergo a computed tomography (CT) scan with contrast. Which of the following should be included in preprocedure preparation? (Select all that apply.)
a. Question the patient about allergies to dye, shellfish, or iodine. b. Determine if the patient has aneurysm clips or metal pins in the body. c. Check blood urea nitrogen (BUN) and creatinine levels. d. Explain to the patient that a sensation of warmth may be felt when dye is injected. e. Tell the patient to report any nausea, itchiness, or difficulty breathing during the scan.
It is not unusual for clients to have concurrent infections with more than one STI
Indicate whether the statement is true or false
A patient being treated for a traumatic brain injury is demonstrating signs of contractures as a complication associated with immobility. Which nursing intervention is indicated?
1. Maintain neutral body position. 2. Turn and reposition every 4 hours. 3. Apply antiembolism stockings. 4. Ensure oxygen saturation level of 92%.
A patient in the intensive care unit is receiving Pavulon. Which of the following should the nurse assess to ensure that the patient is not accumulating the drug?
1. respiratory rate 2. deep tendon reflexes 3. urine output 4. hand grasps