7/8 ÷ 1/4 = ________
A) 7/2
B) 4/8
C) 3 1/4
D) 3 1/2
D
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On the scene of a motor vehicle collision, which one of the following EMTs is engaged in simple extrication of the patient?
A) The EMT removing the patient from the car B) The EMT entering the car to open the patient's airway C) The EMT stabilizing the car to prevent it from moving D) The EMT monitoring the scene for safety hazards
A ____ is identifiable not only by the loss of rhythm in a sinus rhythm, as manifest by a single irregular R to R ratio, but sometimes by the escape beat that tends to intercede between the sinus rhythm.
A. sinus arrest B. sinus complex C. sinus rhythm D. sinus pause
Which of the following definitions refers to Sharpey's fibers?
A) Directly embedded into alveolar bone and cementum B) Running from alveolar bone and inserting into the cementum C) Originating from the crest of the interradicular bone and inserting into the furcation area D) Extending from the cementum into the free gingiva
The organelles that provide energy for the cell and are the centers for cell respiration are the ________.
Fill in the blank(s) with the appropriate word(s).