Which of the following statements about foam proportioning is MOST accurate?
A. Most Class A foams are mixed in proportions of 3 to 6 percent.
B. Most Class B foams are mixed in proportions of 1 percent or less.
C. Mixing Class A foam at a higher recommended percentage results in a thick, dry foam.
D. The percentage rate for proportioning foam is determined by the authority having jurisdiction.
C
Health Professions
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Which of the following is NOT a step in assisting with a delivery?
A) Positioning someone near the mother's head to offer reassurance B) Inserting a gloved hand into the vaginal opening to check for crowning C) Draping the mother and placing her on top of a clean surface D) Putting on personal protective equipment
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Infectious agents that invade a host's cell to reproduce are:
A) Bacteria B) Viruses C) Fungi D) Protozoa
Health Professions