2026 Actual Complete Real Exam Questions And Correct
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What muscle draws the corner of the mouth out and back as
in grinning - ANSWER-
risorius
How many cranial nerves arise from the base of the brain &
brain steam - ANSWER-
12
Suspensions are made of ______of two or more substances
- ANSWER-uniform
mixtures
Oil in Water Emulsions - ANSWER-include skin cleaners,
moisturizers, and body
washes
Acid Mantle - ANSWER-is the protective barrier of the
skin coming from the
sebaceous
glands
,The relative degree of acidity or alkalinity - ANSWER-is the
potential hydrogen (pH) of
a
substance
What is made up of two or more atoms that are
chemically joined together -
ANSWER-
molecule
What takes place when ice melts and forms water or when
water turns to steam -
ANSWER-change
of state
Solutions, suspensions and emulsions are all - ANSWER-
physical mixtures
An unstable mixture of two or more ____substances
united with the aid of an
emulsifier is an emulsion -
ANSWER-immiscible
Two types of chemical reactions that are important to
estheticians are - ANSWER-
acid-alkali neutralization &
oxidation reduction
In skin care preparations, surfactants - ANSWER-wet the skin,
emulsify oil and water,
, and disperse oil
in water
The rapid oxidation of a substance, accompanied by the
production of heat and light
is called - ANSWER-
Combustion
LED devices are beneficial to skin in which ways -
ANSWER-help control acne,
improve collagen content,
reduce redness
What does Cataphoresis accomplish - ANSWER-forces acidic
substances deeper into
the
tissues
Polarity indicates the ___ or ___ pole of an electric current -
ANSWER-negative or
positive
Besides producing chemical effects, what do ultraviolet rays
do - ANSWER-kill germs
What percentage of water is found in healthy skin - ANSWER-
50 - 70%