Which is a symptom of cardiac arrest?
a. Tachycardia
b. Reactive pupils
c. Warm skin
d. Absence of bleeding in surgical field
ANS: D
Symptoms of cardiac arrest include dark blood or the absence of bleeding in the surgical field; loss of heartbeat and blood pressure; sudden fixed, dilated pupils; sudden pallor or cyanosis; cold, clammy skin; absence of reflexes; unconsciousness or convulsions in a previously conscious patient; and respiratory standstill.
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If an experiment produces a result having a p value less than 0.05, what is the probability that any differences found would have been observed even if the null hypothesis is true?
A) Less than 1 chance in 10 B) Less than 1 chance in 20 C) Less than 1 chance in 100 D) Less than 1 chance in 200
The fixed angle of the seat to back is an advantage of the:
a. tilt-in-space wheelchair. b. reclining-back wheelchair. c. amputee wheelchair. d. fixed-frame wheelchair.
An example of a direct injury that may be sustained by a behavioral patient who has been TASERed would be:
A) the muscle contractions that occur as a result of the electrical impulse. B) the damage caused by the impact of the probe. C) the ignition of the combustible gases that are present after firing the TASER. D) the resultant blunt force trauma caused by the fall that ensues after the electrical impulse.
Turnaround times for hospital reports fall into three categories. Which one is NOT a category?
a. ASAP b. STAT c. Aged d. Current