Cardiovascular NCLEX questions 2023 GRADED A+ (Provides Rationales For Each Question)

Which of the following are most likely to be early signs of cardiac problems in older persons? (Select all that apply.) Mental status changes Agitation Frequent falls Sudden changes in GI function - ANSWER Mental status changes Agitation Frequent falls Rationale: Many cardiovascular functions are complicated in that they involve many other systems. Mental status changes, agitation, and falls can be early signs of cardiac problems in the older person. Changes in function in the GI system are not typical signs of a cardiac problem. A patient has been diagnosed with Right-Sided Congestive Heart Failure, and is confused about return of deoxygenated blood from the tissue. To clarify the confusion, which chamber of the heart receives blood from systemic circulation? Left atrium Right atrium Right ventricle Left ventricle - ANSWER Right atrium Rationale: The right atrium is a thin-walled structure that receives deoxygenated blood from all the peripheral tissues by way of the superior and inferior vena cava and from the heart muscle by way of the coronary sinus. It is important that the nurse be knowledgeable about cardiac output in order to: Evaluate blood flow to peripheral tissues. Determine the electrical activity of the myocardium. Provide information on the immediate need for oxygen.