CARDIOVASCULAR Dsyrhythmias * Etiology * Disturbances in automaticity – initiation of impulse is altered * Disturbances in conduction – alteration in the speed the impulse travels * Reentry of impulses – cardiac tissue is depolarized multiple times by the same impulse * Speed‚ distance and location can be changed or affected (blockages cause change in heart rhythm) * Risk factors * Cardiovascular disease‚ MI * MI – death of tissue – no electricity
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Each day adults breathe about 20‚000 times. All of this breathing couldn’t happen without our respiratory system. With each breath‚ you take in air through your nose and mouth‚ as you do so your lungs will gradually fill up and eventually empty out. For some surfactant deficient newly born infants however each breath takes immense exertion. This exertion makes each tiny breath like the very first. “The majority of preterm infants less than 30 weeks gestation require extra assistance in the delivery
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Sepsis; pathophysiology‚ etiology and treatment Abstract To define the disease known as sepsis‚ briefly discuss its pathophysiology‚ etiology‚ signs‚ symptoms‚ and treatments. Outline protocols for sepsis screening‚ early directed goal therapy‚ and to establish the nurse’s role in the process. Sepsis is a complex disease‚ or response to a disease process that can lead to patient mortality rates up to 60%. Gram negative infectious organisms invade the blood stream‚ and activate a systemic
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actions. An example of this theory is the case of Karen Ann Quinlan. This case was based on an individual who was left in a vegetative state status post intentional ingestion with no chance of recovery. The family wanted to take her off the ventilator and let her die in peace‚ but the state warranted
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was a strong advocate for Mr. T.’s desire for no heroics‚ despite the initial pushback from the physician and Mr. T.’s son. The nurse offered Mr. T.’s son support when she offered to contact his sister and pastor. Mr. T. was not removed from the ventilator until 24-hours later‚ which indicates the nurse’s persistence was essential in convincing the son to support Mr. T.’s last wishes (Lachman‚
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It includes three men escaping Alcatraz on the night of June 11‚ 1962. Originally there were four men‚ but the fourth couldn’t get through the ventilator grill so they were forced to leave him behind. They spent three months digging through their air vents with sharpened spoons that they stole from the cafeteria. They also made lifelike dummy heads out of paper‚ soap and human hair from the barbershop
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diagnosis for TBI is often self-evident. Health care providers may use one or more tests that assess a person’s physical injuries‚ brain‚ nerve functioning‚ and level of consciousness. The focus is on lifesaving measures. The patient may be on a ventilator and sedated and the evaluation for brain injury will be limited until the patient can emerge from medications and mechanical ventilation. Mild traumatic brain injury may not be diagnosed until the individual
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Case Study: BP Texas Refinery Introduction According to Lewicki‚ Saunders & Minton (2003)‚ adopting an unethical approach to negotiation in business can have serious consequences. A recent explosion at the British Petroleum (BP) Texas refinery on 24 March‚ 2005 reiterated this and demonstrated the effect of an unethical approach to negotiation with the death of 15 contract workers. Ethical behaviour refers to the standards of conduct such as honesty‚ fairness‚ responsibility and trust. (Lewicki
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(one or two minutes with the Fi02 increased by 10-15% above the delivered Fi02). 7. Put glove on dominant hand. 8. Pick up vacuum control end of catheter with gloved hand then attach to vacuum connecting tubing. 9. Disconnect patient from ventilator and instill 1/2cc of sterile normal saline to irrigate‚ if necessary. 10. Bag patient with increased Fi02 (5-10% above set Fi02); observe color and oxygenation trends during the procedure. 11. Introduce catheter into ETT and watch cm markings
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FLEXIBLY DIVIDED DOUBLE LUMEN ENDOTRACHEAL TUBE Viren Sunil Kalsekar‚ Joy Lee‚ Jenny Qiu‚ Nicholas Ragosta‚ Javier Ramos‚ David Taylor Massachusetts Institute of Technology Cambridge‚ MA‚ USA ABSTRACT Endotracheal tubes (ETT)‚ are used to maintain patient airway access during surgical procedures. The design presented here addresses a current need of the gold standard ETT by allowing for the passage of a larger bronchoscope through the inner lumen of the ETT while keeping outer dimensions constant
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