When placing a sprinkler stop from an A-frame ladder, ____.
A. you will probably need to use a second ladder
B. it is safe enough that you do not need to be very cautious
C. the ladder should be steadied by another firefighter
D. remove your SCBA
Answer: C
You might also like to view...
Which of the following feedback mechanisms regulate the production of 1, 25(OH) 2D3?
A. Negative feedback mechanism associated with circulating levels of calcium and inorganic phosphorus. B. Negative feedback mechanism associated with circulating levels of calcitonin. C. Negative feedback mechanism associated with circulating levels of magnesium. D. Positive feedback mechanism associated with circulating levels of calcium and inorganic phosphorus.
Erythema presents as:
reddening of the skin cataracts loss of hair sterility
Which measure of central tendency is most appropriate when it is desired to minimize the effect of a few extreme (very high or very low) scores?
A) Mean B) Median C) Mode
Which of the following most often occurs in athletes with weakness in the quadriceps muscle group or in female athletes who have a wider pelvis?
A. A medial collateral ligament tear B. Osgood-Schlatter disease C. An anterior cruciate ligament tear D. Patellofemoral syndrome