How many grams of zinc oxide are contained in 60 gm of Zinc Oxide 40% paste?
A) 0.24 gm
B) 2.4 gm
C) 24 gm
D) 40 gm
C
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The phlebotomist arrives at the patient's room to do a blood collection procedure. Because the patient is ________ old, the phlebotomist knows to do a heelstick.
A. 9 hours B. 8 years C. 14 months D. 74 years
The level of exposure to a hazardous material to which a person can be exposed for 15 minutes no more than 4 times daily is the:
A) TVL/CL. B) TVL/TWA. C) TVL/STEL. D) LCt/LD.
Which of these statements best describes the purpose of a Venturi mask?
A) The device is used to deliver positive pressure ventilation B) It allows a 100% concentration of oxygen to be delivered without a leak between the patient's face and mask C) Precise concentrations of oxygen can be delivered with this device D) It provides a seal over the larynx, preventing aspiration during positive pressure ventilation
Spinal nerves exit the spinal cord via the
A) vagal trigone. B) foramen magnum. C) intervertebral foramen. D) pterygoid fossa.