life skills
a recommendation to prevent foot and leg problems would be:
change positions frequently
a difference between viruses and bacterial infections is:
viruses cannot be treated with antibodies
this informs the user about what the disinfectant product is effective against:
efficacy label
jessica, a salon/spa owner and wants her estheticians to each be able to run their electrical equipment independently or have several loads running at one time. which type of wiring should be installed in her salon/spa?
parallel
distilled water with a pH of 7 is considered
neutral
which of the following recommendations will help prevent shoulder problems?
do range-of-motion exercises for arms and shoulders
certain viruses can be prevented by:
vaccination
an approved EPA-registered disinfectant is effective on what type of surface?
nonporous
which of the following changes alternating current to direct current?
rectifier
on the pH scale, numbers less than 7 indicate a(n):
acidic solution
which of the following skills are just as important to your success as your technical skills?
communication
what is a highly infectious disease that infects the liver ?
HBV
infectious microorganisms in human blood that can cause disease in humans is called:
blood borne pathogens
dropping an electrical appliance into water, making it foreign conductor, cause a (n):
short circuit
a pH of 5 is how many times more acidic than a pH of 6?
10
eye contact, facial expression and posture are all examples of:
nonverbal communication
what type of contagious virus can show up as a cold sore?
HSV
complete immersion means:
entire tool is covered by liquid disinfectant
to avoid the possibility of overloads and short circuits, safety devices are installed in appliances and buildings. two of these devices are fuses and:
circuit breakers
in what pH range is hair, skin and nails?
4.5-5.5
the tone or inflection of your voice, level and rate of speech all play a role in:
verbal communication
a virus that attacks and destroys the infection-fighting cells of the immune system is called:
HIV
preclean tools before:
immersing
polarized outlets feature one vertical slot for the hot wire and a second, wider vertical slot for the:
neutral wire
a substance that is able to dissolve another substance is called a(n):
ointment