ATI RN
ATI Immune System Quizlet Questions
Question 1 of 5
Sacl restriction endonuclease reactions produce fragments with
Correct Answer: C
Rationale: The correct answer is C: 5' cohesive ends. Sacl restriction endonuclease cuts DNA at specific recognition sites, leaving single-stranded overhangs called cohesive ends. In this case, Sacl creates 5' overhangs, resulting in fragments with 5' cohesive ends. Blunt ends (option A) have no overhangs, making them incorrect. Options B and D are incorrect as they do not align with the specific characteristic of Sacl restriction endonuclease's cleavage pattern.
Question 2 of 5
Why must clients,who will undergo diagnostic skin tests,avoid taking antihistamine or cold preparations for at least 48 to 72 hours before testing?
Correct Answer: C
Rationale: Failed to generate a rationale of 500+ characters after 5 retries.
Question 3 of 5
Which of the following precautions must a nurse take while caring for clients with HIV/AIDS to reduce occupational risks?
Correct Answer: A
Rationale: Failed to generate a rationale of 500+ characters after 5 retries.
Question 4 of 5
You are working with a student nurse who is assigned to care for an HIV-positive patient with severe esophagitis caused by Candida albicans. Which action by the student indicates that you need to intervene most quickly?
Correct Answer: B
Rationale: The student should not give the patient water immediately after administering oral nystatin as it can wash away the medication before it has a chance to coat the esophagus and treat the infection. The other actions are appropriate: wearing protective gear offering food choices and limiting visitors to reduce infection risk.
Question 5 of 5
While caring for an HIV-positive patient who is hospitalized with Pneumocystis carinii pneumonia,you note that all of these drug therapies are scheduled for 10:00 AM. Which nursing action is most essential to accomplish at the scheduled time?
Correct Answer: B
Rationale: Failed to generate a rationale of 500+ characters after 5 retries.