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Within the electrical conduction system, what is the back-up pacemaker of the heart?

What specific part of the brain processes temperature and then sends it to the control center of the heart?

What is normal MAP?

Which great veins are responsible for returning blood to the heart from systemic circulation?

Through all circulation of the body, which of the following is carrying de-oxygenated blood?I. Pulmonary veinsII. Pulmonary arteriesIII. Right atriumIV. Left ventricle 

Which of the following mechanisms facilitate venous return to the heart?1. Thoracic pump2. Sympathetic venous tone3. Cardiac suction4. Skeletal muscle milking

The kidney does SO much specific to filtration and excretion. Which of the following anatomical components of the kidney is responsible for glomerular filtration of blood. 

A patient with an acute kidney injury is in the oliguric phase. Which assessment finding requires the nurse to take immediate action?

A 58-year-old male with a history of hypertension and hyperlipidemia presents with a massive inferior myocardial infarction. His blood pressure is 70/40, heart rate is 130 bpm, and respiratory rate is 22 breaths per minute. The patient is also exhibiting signs of pre-renal acute kidney injury, including oliguria (urine output 10 mL/h) and a rise in BUN and creatinine. His ECG shows ST-segment elevation in leads II, III, and AVF with troponin levels markedly elevated.  Which of the following interventions should be prioritized to manage both the myocardial infarction and pre-renal failure in this patient?  

A nurse is educating a 58-year-old patient with end-stage renal disease who just had an arteriovenous (AV) fistula created for hemodialysis. The nurse is explaining the care and maintenance of the new fistula to help prevent complications and ensure optimal function. Which of the following statements by the patient indicates a need for further teaching about the care of the AV fistula?