How does research impact EMS?
A) Protocol and standing order development
B) Evidence-based techniques and treatments
C) Patient outcomes and quality of care
D) All of the above
Answer: C
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Match the names of the joints of the ankle and foot with their descriptions
1. Talocrural 2. Subtalar 3. Transverse tarsal 4. Tarsometatarsal 5. Metatarsophalangeal 6. Interphalangeal joints a) Series of gliding joints between the tarsal and the metatarsal bones. b) Hinge joint made up of the articulations of the tibia, fibula, and talus. c) Series of hinge joints between the various phalanges of each toe. d) Midtarsal gliding joint between the tarsals of the rearfoot and the midfoot. e) Ellipsoid joint made up of the articulations of the talus and calcaneus. f) Series of ellipsoid joints between the metatarsals and proximal phalanges.
You have just administered nitroglycerin to a 68-year-old patient. Within a few minutes, she complains of feeling faint and lightheaded, but states that she is still having some chest pain. Which of the following would be the BEST sequence of actions?
A) Advise the patient that this is a normal occurrence and administer a second dose of nitroglycerin. B) Lower the head of the stretcher and take the patient's blood pressure. C) Administer activated charcoal to prevent further absorption of the nitroglycerin and closely monitor the patient's blood pressure. D) Increase the amount of oxygen you are giving to the patient before administering a second dose of nitroglycerin.
Which of the following statements best describes a propellant?
a. A mixture of an oxidizer and some other arbitrary substance that readily burns. b. An oxidation-reduction reaction between the components of black-powder when its initiated by a heat from primer. c. A material such as smokeless powder that defragrates and produces a relatively large volume of gases and vapors. d. A component of the round that explodes from the mechanism shock it experiences when it hits a target.
If Lead aVR's QRS is positive, the heart's current would be traveling toward the
A) left leg. B) right arm. C) right leg. D) left arm.