Which of the following limitations of respiratory protection may cause the wearer to deplete the air supply rapidly?
A. Lack of agility
B. Psychological limitations
C. Lack of physical condition
D. Inadequate pulmonary capacity
B
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What guidelines should be followed for removing frozen hose?
A. Fold the hose while still frozen B. Place frozen hose on apparatus as soon as possible C. Use the exhaust manifold heat from the pumping apparatus D. Perform service testing before placing thawed hose back in service
Which statement about the direct antiglobulin test (DAT) in the postpartum period is true?
a. If the DAT on a cord blood specimen is positive, an eluate should always be prepared and tested against the biological father's red blood cells. b. If the mother has a clinically significant antibody, a DAT should be performed on a blood specimen from the newborn. c. Laboratory standards mandate that a DAT be performed on cord blood collected from every live birth. d. The strength of the DAT in cases of ABO compatibility is indicative of the severity of the hemolytic process.