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Which of the following are problems associated with patient use of a metered dose inhaler (MDI)?1. Failure to coordinate inhalation and actuation of the inhaler2. A too-rapid inspiratory flow rate3. Failure to shake and mix canister contents4. Cessation of inspiration as the aerosol strikes the throat

Diuretics that produce their effect by inhibiting the reabsorption of chloride and sodium in the ascending limb of the loop of Henle are known as:

Nonsteroidal antiasthma drugs are:

Agents that block reabsorption of sodium in the distal tubule are:

The cholinergic (parasympathetic) response in terms of mucociliary clearance is:1. Increased ciliary beat2. Decreased ciliary beat3. Increased mucus production4. Decreased mucus production

A physician orders 3 ml of an 8% drug solution. You have only a 10% solution available. How many milliliters of 10% solution do you need to make the new 8% solution?

An elevated A-a gradient means:

Using the diagram below, how much is the Raw?

A patient receivign VC-CMV developes a left-sided tension pneumothorax? Which direction will the treachea shift?

A patient is on continuous mechanical ventilation via a Puritan-Bennett 840. Upon entering the room, the respiratory therapist notes that the low volume alarm is sounding.  Which of the following should the respiratory therapist check?I. Drainage bottlesII. ET cuffIII. Kinked tubeIV. Medication cups