ATI RN
100 Questions on the Cardiovascular System PDF Questions
Question 1 of 5
What happens to preload when there is venous constriction in the veins?
Correct Answer: A
Rationale: Venous constriction increases venous return, raising preload (A), the initial stretch on the ventricle.
Question 2 of 5
The registered nurse is preparing to delegate assignments for the day. Which of the following assignments would be appropriate to delegate to a licensed practical nurse?
Correct Answer: D
Rationale: An LPN can take BP before verapamil (D), within their scope. Contacting a physician (A), monitoring heparin levels (B), and questioning streptokinase (C) require RN judgment.
Question 3 of 5
Which are the major lymphatic organs?
Correct Answer: B
Rationale: Major lymphatic organs include the thymus (T-cell maturation), spleen (lymphocyte storage and blood filtering), and tonsils (immune surveillance). The liver and pituitary are not lymphatic; tonsils are often included as secondary lymphoid tissue.
Question 4 of 5
In order to enhance a client's response to medication for chest pain from acute angina, the nurse should emphasize?
Correct Answer: B
Rationale: Relaxation techniques reduce stress and oxygen demand on the heart, enhancing the effectiveness of angina medications (e.g., nitroglycerin). Other options help overall health but are less directly tied to acute pain relief.
Question 5 of 5
When caring for a patient who has intermittent claudication, the cardiac-vascular nurse advises the patient to:
Correct Answer: D
Rationale: Intermittent claudication (leg pain with exertion due to arterial insufficiency) improves with supervised walking, which promotes collateral circulation. Elevation (B) is for venous issues, stockings (A) help veins, and avoiding exercise (C) worsens the condition.