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The nurse observes that the patient's jugular veins distend in the semi-upright position to more than 5 cm above the sternal angle. This is an indication of: - fluid volume overload. what is normal Pulmonary artery occlusion pressure (PAOP)? - 5-12 mmHg The resistance against which the left ventricle must pump to eject its volume is: - systemic vascular resistance. When the tricuspid valve is open, central venous pressure reflects the filling pressure in the: - right ventricle. Tachycardia is dangerous for the patient with ischemic heart disease because of: - compromised cardiac output. During initial examination of a critical care patient, the nurse observes wide and convex nails and bulbous fingertips. This is evidence of: - central cyanosis. Priorities for palpation of the patient with cardiovascular disease include: - estimating edema. checking capillary refill checking for DVT arterial pulses By blocking the conversion of angiotensin I to angiotensin II, angiotensin-converting enzyme inhibitors produce: - b. vasodilation.