Which of the following provide antibacterial defense in the airway? 1. IgA 2. IgG 3. Phospholipids 4. Serine proteases
a. 1 and 2 only
b. 3 and 4 only
c. 1, 2, and 3 only
d. 1, 2, and 4 only
ANS: D
You might also like to view...
Which of the following are a required ventilator alarm for noninvasive ventilation (NIV)? 1. Loss of power 2. Circuit disconnect 3. Battery failure 4. Blender alarm
a. 1 and 3 only b. 1, 2, and 3 only c. 3 and 4 only d. 2, 3, and 4 only
Which of the following is a measure of the degree of acidity or alkalinity of the urine?
A. Urine culture B. Urine sediment C. Urinary pH D. Specific gravity E. Urobilinogen
You have just completed spinal immobilization of a hemodynamically stable patient with a possible spinal injury. Prior to moving the patient to the ambulance, it is MOST important to:
A) start an IV of normal saline in case the patient deteriorates. B) apply a cardiac monitor and obtain a full set of vital signs. C) perform a detailed secondary assessment to detect other injuries. D) reassess pulse, motor, and sensory functions in all extremities.
At what adult age does the PaO2 generally start to decline?
a. 65 years c. 75 years b. 45 years d. 55 years