When you work at a computer, you should position your chair so that your lower legs are ____.
A. crossed and straight in front of you
B. parallel to the floor
C. perpendicular to the floor
D. crossed underneath your chair
E. slightly elevated above your knees
C. perpendicular to the floor
Your lower legs should be perpendicular to the floor.
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An AEMT is allowed to administer some medications through an intravenous line which is considered part of the:
A) standard protocols. B) Scope of Practice. C) delegation of practice. D) National Standard curriculum.
During blood loss due to hemorrhage, perfusing pressures can be kept near normal until the vol-ume loss overwhelms the system. Why is this so?
a. Arteries constrict, increasing vascular re-sistance. b. Arterioles dilate, decreasing vascular ca-pacity. c. Muscle vessels dilate, increasing vascular capacity. d. Venules constrict, decreasing vascular ca-pacity.
Conditions that can affect airway patency and cause abnormal clearance of secretions include which of the following? 1. Foreign bodies 2. Tumors 3. Inflammation 4. Bronchospasm
a. 1, 2, and 3 only b. 2 and 4 only c. 2, 3, and 4 only d. 1, 2, 3, and 4
It is difficult to say that playing violent sports causes people to be violent off the field because
A. violent sports may attract people who already have records of being violent. B. athletes generally look for trouble when they are off the field. C. athletes won't talk about their experiences on the field. D. researchers cannot agree on a definition of violence.