What is the single best technique that the EMT can use to prevent the spread of infection?
A) Disinfecting equipment
B) Wearing gloves
C) Washing hands
D) Getting immunizations
C) Washing hands
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An ABG result shows pH of 7.35, PaCO2 of 30 mm Hg, and HCO3– of 18 mEq/L. What com-pensatory measure has the body taken to at least partially compensate for the acid-base disorder?
a. Blown off CO2 b. Retained HCO3– c. Retained H+ d. Not enough information to determine
Heat detectors operate by detecting the heat of a fire at a fixed temperature or as the rising temperature builds at a rapid rate.
Answer the following statement true (T) or false (F)
Which of the following can either stimulate neurons to send a nerve impulse or inhibit them from sending an impulse?
A. synaptic knob B. neurotransmitter C. axon diameter D. interneuron
The modulus of elasticity measures the __________ of a material
a. hardness b. stiffness c. elasticity d. flexibility