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Which constitutional amendment gave all Black people living in the United States their freedom?

Arabs are one of the fastest growing ethnic groups in the US.

In which of the following states would ingredients for a typical Puerto Rican meal (such as sazón) be most easily found?

The traditional diet of the countries bordering the Mediterranean is high in saturated fat, which may be related to lower risk of heart disease.

The cuisine of the Middle East never features fruits combined with meat-based dishes.

A hospital is developing a ventilator-associated pneumonia protocol. Which of the following should be included?I. Routinely change all ventilator circuits within 48 hours of use.II. Change ventilator circuits when obviously fouled with sputum or blood.III. Closed-airway suctioning should be used whenever possible. IV. A heat and moisture exchanger should be used. 

A 48-year-old female patient is intubated and being mechanically ventilated with a volume-cycled ventilator. The following parameters were obtained from the ventilator flow sheet:TimeSpO2Peak PressurePlateau PressurePEEP2:00 PM93%302553:00 PM28%423010

Which of the following would be most helpful in determining if a patient is developing ventilatory failure?

A 44-year-old, 5′ 9″ tall male patient weighing 85kg (187 lbs) is being mechanically ventilated. An arterial blood gas has been obtained. Ventilatory data and blood gas results are below:Mode: Assist/ControlFIO2: 40%Mandatory Rate: 10Total Rate: 10Vt: 650 mLPEEP: 5 cm H2OMechanical VD: 100 mLBlood GassesPH: 7.28PaCO2: 74 torrPaO2: 57 torrSaO2: 86%HCO3-: 23 mEq/LBE: 0 mEq/LWhich of the following changes should be recommended at this time?

A respiratory therapist reviews a ventilator parameter sheet and finds that the peak inspiratory pressure has been gradually rising for the past several hours. Which of the following could be the cause for this change?I. BronchospasmII. Increasing pulmonary complianceIII. Accumulation of secretionsIV. Increasing airway resistance