What does the pneumatic system of cell counters do?
a. Operates the valves and moves the sample
b. Controls computer software
c. Digitizes the pulses generated by cell passage
d. Controls the laser light
ANS: A
The pneumatic system includes the vacuums and pressures required for operating the valves and moving the sample through the hydraulics system.
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You have orally intubated a patient. While your partner ventilates the patient with a bag-valve device, you assess for proper placement. Auscultation reveals sounds heard over the right chest and an absence of breath sounds over the left chest. Your best course of action would be to
(A) hyperventilate the patient and prepare the equipment necessary for a surgical cricothyrotomy. (B) deflate the endotracheal tube cuff, withdraw the tube 2 cm and reevaluate breath sounds, and reinflate the cuff. (C) deflate the endotracheal tube cuff, remove the endotracheal tube, and hyperventilate the patient with a bag-valve device. (D) insert a large diameter needle into the fourth or fifth intercostal space, midaxillary line.
What does the acronym COLD stand for?
What will be an ideal response?