What causes hypercapnia - Study guides, Class notes & Summaries

Disaster Definition - A sudden calamitous event that seriously disrupts the functioning of a community or society and causes human, material, and economic losses that exceed the community's or society's ability to cope using its own resources. Does hypoventilation cause dilation or constriction? Increase or decrease ICP? - Dilation and increase in ICP due to high CO2 Dysrhythmia, ischemic changes, and persistent unexplained tachycardia are signs of what? - Myocardial co...

HESI EXIT EXAM 2024 LATEST UPDATE QUESTIONS AND VERIFIED CORRECT ANSWERS WITH COMPLETE SOLUTIONS AND GRADED A++ BY EXPERTS ALREADY PASSED!! What PO2 value indicates respiratory failure in adults? PO2 < 60 mmHg What blood value indicates hypercapnia? PCO2 > 45 mmHg What condition occurs when the PO2 is < 60 mmHg (acute hypoxemia), the CO2 tension rises > 50 mmHg (acute hypercarbia, hypercapnia) & the pH drops < 7.35, or both? Acute respiratory failure What are the S/S of r...

The purpose of an intentional mask leak is to... - ANSWER Wash out CO2 and prevent rebreathing Recommended guidelines state that HSV can be considered when.... - ANSWER Cheyne Stokes and central Apneas have not been eliminated. What is aerophagia? - ANSWER The swallowing of air What is maxillomandibular advancement? - ANSWER Treatment that involves cutting and advancing the upper and lower jaw bones; enlarging and stabilizing the posterior airway. What is the PRIMARY function of the EPAP...

You have received an order for a dopamine drip. You carry 500cc bags of D5W. How much dopamine should you add to the bag to create a 1600 mcg/1mL dilution? A. 800mg B. 1600 mcg C. 1600mg D. 400 mcg - ANS A. 800 mg 2. During the absolute refractory period, what happens to the cardiac cell? A. It is unable to be stimulated. B. The cell is vulnerable to partial stimulation. C. Potassium is being pumped out of the cell. D. Calcium has just rushed into the cell. - ANS A. ...

An APRN nurse recalls that the acinus contains? - ANSWER-Acinus are the gas-exchange airways They are made up of alveolar ducts, alveoli, and bronchioles J-receptors are what? - ANSWER-Sensitive to alterations in pulmonary capillary pressure When stimulated they initiate rapid, shallow breathing What does surfactant do? - ANSWER-Reduces surface tension Produced by type 2 alveolar cells Ultimately prevents lung collapse (alectasis) Which conditions cause a shift to the left...

NUR 2063 / NUR2063: Essentials of Pathophysiology Exam 2 (Latest 2024 / 2025) Rasmussen | Already Passed What are the primary functions of the lymphatic system in relation to pathophysiology? The lymphatic system helps in fluid balance, transports dietary lipids, and plays a crucial role in immune responses by filtering pathogens and facilitating lymphocyte circulation. How does acute stress affect physiological functions in the body? Acute stress triggers the release of catecholami...

Type II pneumocytes - correct answer surfactant (*lecithin*) Proliferate after injury Type I progenitors *Neonatal Respiratory Distress Syndrome* Polio live v killed vaccine - correct answer Killed = Salk = IgG Live = Sabin = IgG + IgA - can be shed in feces Neonatal Respiratory Distress: Etiology + Tx - correct answer Maternal DM (*high ins...

ARDS: PRACTICE EXAM QUESTIONS & ANSWERS, RATED A+ 1. It will be most important for the nurse to check pulse oximetry for which of these patients? a. A patient with emphysema and a respiratory rate of 16 b. A patient with massive obesity who is refusing to get out of bed c. A patient with pneumonia who has just been admitted to the unit d. A patient who has just received morphine sulfate for postoperative pain C Rationale: Hypoxemia and hypoxemic respiratory failure are caused by disorder...

FCCS (Fundamentals of Critical Care Support) What is the single most important indicator in critical illness? - tachypnea Beck's Triad - hypotension, JVD, muffled heart sounds - a/w cardiac tamponade What is the thyromental distance? - It is the distance in finger breadths between the anterior prominence of the thyroid cartilage (adam's apple) and the tip of the mandible (chin). It is an estimate of the length of the mandible and the available space anterior to the larynx What d...

When assessing a patient on mechanical ventilation, you discover absent breath sounds on one side and tracheal deviation. Which complication of mechanical ventilation should you suspect? A. Pneumonia B. Oxygen toxicity C. Auto-positive end-expiratory pressure D. Tension pneumothorax - Answer D A patient is receiving pressure-controlled, volume variable mechanical ventilation. What is a disadvantage of this type of mechanical ventilation? A. The distending pressure of the lungs is limited...