In which of the following situations would the administration of epinephrine be indicated in a newborn?
A) Heart rate of 60 with no response to ventilations after 30 seconds
B) Heart rate of 80 to 100 with no response from ventilations and chest compressions
C) Heart rate of 60 to 80 with no response to blow-by oxygen
D) Heart rate less than 60 after ventilations and chest compressions
D
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Which of the following statements regarding the effects of changing conditions is MOST accurate?
A. Structure fires are dynamic. B. Structure fires are resistant to change. C. Factors influencing fire development stay the same as the fire extends. D. Changes in ventilation are insignificant to changing fire behavior.
Choose the correct statement regarding chromogenic analysis in hemostasis testing from the following choices
a. Chromogenic analysis depends on the selected analyte's ability to cleave a chromophore. b. Chromogenic analysis is not subject to preanalytical problems because of its mechanism of clot detection. c. There is no difference between chromogenic analysis and electromechanical detection. d. Chromogenic analysis depends on the optical detection of ball movement through a steel tube as a clot forms.