The nurse is taking care of a patient who is newly diagnosed with heart disease. The patient is asking questions about how blood flows through the heart.
The nurse responds, when the left ventricle contracts, it pushes blood through a valve to the:
Pulmonary artery.
Aorta.
Inferior vena cava.
Pulmonary vein.
The Correct Answer is B
Choice A rationale:
The pulmonary artery carries deoxygenated blood from the right ventricle to the lungs, not from the left ventricle.
Choice B rationale:
The aorta is the main and largest artery in the human body, originating from the left ventricle of the heart and extending down to the abdomen.
Choice C rationale:
The inferior vena cava carries deoxygenated blood from the lower half of the body back to the right atrium of the heart, not from the left ventricle.
Choice D rationale:
The pulmonary vein carries oxygenated blood from the lungs to the left atrium, not from the left ventricle.
Nursing Test Bank
Naxlex Comprehensive Predictor Exams
Related Questions
Correct Answer is B
Explanation
Choice A rationale:
Checking the medication at the nurses’ station does not ensure that the right medication is given to the right client.
Choice B rationale:
Checking the medication at the client’s bedside ensures that the right medication is given to the right client.
Choice C rationale:
Checking the medication at the time of documentation is too late to prevent medication errors.
Choice D rationale:
Checking the medication in the area where the nurse obtained the medication does not ensure that the right medication is given to the right client.
Correct Answer is A
Explanation
The correct answer is choicea. Asian ginseng.
Choice A rationale:
Asian ginseng is known to enhance the effect of anticoagulants like Coumadin (warfarin).It can increase the risk of bleeding by potentiating the anticoagulant effect.
Choice B rationale:
Cayenne contains salicylates, which have blood-thinning properties, but it is not as well-documented for enhancing the effect of anticoagulants as Asian ginseng.
Choice C rationale:
Aloe vera is not known to significantly affect anticoagulant medications.It is primarily used for its soothing and healing properties on the skin.
Choice D rationale:
Kava is primarily used for its sedative and anxiolytic effects.It does not have a significant impact on anticoagulant medications.
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