What is the specific gravity of a solution?
A) The ratio of the concentration of a solute to the concentration of the solvent at 37°C
B) The ratio of the concentration of a solute to the density of water at 4°C
C) The ratio of the density of a solute to the density of the solvent at 37°C
D) The ratio of the density of a solution to the density of water at 4°C
D
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Which of the following statements about the patient in neurogenic shock is FALSE?
A) Signs of hypovolemic shock may be masked. B) Unopposed sympathetic nervous stimulation results in systemic pallor and diaphoresis. C) Can present with neck and/or back pain. D) Neurogenic shock may require IV fluid resuscitation.
The study of antigens, antibodies, and their interactions is:
A) dyscrasia. B) hemostasis. C) hematology. D) immunohematology.
Which of the following is an example of an expectorant?
oxymetazoline phenylephrine pseudoephedrine guaifenesin
The mnemonic "OPQRST" is a tool that:
A) is only effective when assessing a patient who is experiencing severe pain. B) allows the paramedic to reach a field diagnosis quickly and initiate treatment. C) is used commonly to rule out conditions that are immediately life threatening. D) offers an easy-to-remember approach to analyzing a patient's chief complaint.