ATI RN
Cardiovascular System Exam Questions
1. The client is on nitroglycerin and reports chest pain. What is the nurse’s priority action?
- A. Administer nitroglycerin as ordered.
- B. Administer morphine as ordered.
- C. Administer aspirin as ordered.
- D. Notify the healthcare provider immediately.
Correct answer: D
Rationale: The correct answer is D: Notify the healthcare provider immediately. If a client on nitroglycerin reports chest pain, the priority action is to notify the healthcare provider immediately. This is crucial to ensure prompt reassessment of the client's condition and treatment plan. Administering nitroglycerin, morphine, or aspirin without consulting the healthcare provider first can be risky as the chest pain may indicate a need for a change in treatment or further evaluation. Administering medications without proper assessment and guidance can lead to complications and is not recommended in this scenario.
2. Which heart chamber receives oxygenated blood from the four pulmonary veins and serves as a reservoir during ventricular systole?
- A. Right atrium
- B. Left atrium
- C. Right ventricle
- D. Left ventricle
Correct answer: B
Rationale: The correct answer is B, Left atrium. The left atrium receives oxygenated blood from the lungs via the four pulmonary veins and acts as a holding chamber before the blood is pumped into the left ventricle. Choice A, Right atrium, is incorrect as it receives deoxygenated blood from the body via the vena cava. Choices C and D, Right ventricle and Left ventricle, are incorrect as they receive blood from the atria, not the pulmonary veins.
3. The healthcare provider is monitoring a client receiving lidocaine IV. What side effect is the healthcare provider most concerned about?
- A. Severe headache
- B. Nausea and vomiting
- C. Seizures
- D. Tremors
Correct answer: C
Rationale: Seizures are the most concerning side effect of lidocaine IV administration due to its potential to indicate lidocaine toxicity, which can lead to serious complications such as cardiovascular collapse. Headache, nausea, and tremors are not typically associated with lidocaine IV and are less concerning compared to seizures in this context.
4. What is a surgical procedure to create an opening in the windpipe to assist with breathing?
- A. Tracheostomy
- B. Lobectomy
- C. Thoracotomy
- D. Pleurodesis
Correct answer: A
Rationale: Tracheostomy is the correct answer. It is a surgical procedure to create an opening in the windpipe (trachea) to assist with breathing. This procedure is commonly used for patients who require long-term ventilation support. Choice B, Lobectomy, involves the removal of a lobe of the lung and is not related to creating an opening in the windpipe. Choice C, Thoracotomy, is a surgical incision into the chest wall and is not specifically related to creating an opening in the windpipe. Choice D, Pleurodesis, is a procedure to treat recurrent pleural effusions by causing the pleural layers to stick together, and it is not related to creating an opening in the windpipe.
5. Which of the following is a central vasoconstrictor and peripheral vasodilator?
- A. Parasympathetic nervous system
- B. Sympathetic nervous system
- C. Dopamine
- D. Epinephrine
Correct answer: D
Rationale: The correct answer is D, Epinephrine. Epinephrine acts as a central vasoconstrictor and peripheral vasodilator. It increases heart rate and blood flow to muscles, helping to prepare the body for a 'fight or flight' response. Parasympathetic nervous system (choice A) does not cause vasoconstriction but rather vasodilation. The sympathetic nervous system (choice B) is primarily responsible for the fight or flight response, causing vasoconstriction. Dopamine (choice C) primarily acts as a neurotransmitter and hormone, not directly causing central vasoconstriction and peripheral vasodilation.
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