Vitamin B2 deficiency causes:
A)increased egg production in poultry
B)high neonatal mortality in pigs
C)eye problems in chicks
D)curled toe paralysis in rabbits
B
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Which of the following is a principle that should be used when considering application of a tourniquet to control bleeding?
A) A tourniquet should be used for severe bleeding that cannot be controlled by any other means. B) Every 15 minutes, the tourniquet will need to be removed for 5 minutes, then reapplied. C) A narrow, nonelastic material is best for generating the pressure needed to stop bleeding. D) A blood pressure cuff used as a tourniquet will maintain its pressure if it has been properly applied.
What is the recommended initial setting for positive end-expiratory pressure (PEEP) when deliv-ering noninvasive ventilation in the pressure triggered timed mode?
a. 2 to 5 cm H2O b. 5 to 8 cm H2O c. 8 to 12 cm H2O d. 12 to 20 cm H2O
Questions to ask about a patient's past medical history include all of the following areas EXCEPT:
A) surgeries or injuries.
B) general state of health.
C) adult diseases.
D) duration of the pain.
Which of the following occurs during true labor?
A. Uterine contractions decrease in intensity. B. The uterus becomes very soft and movable. C. Uterine contractions become more regular. D. Uterine contractions last about 10 seconds.