Colorado Esthetician Written Exam Study Guide
2026|2027 Questions with Detailed Verified
Answers
Muscular - Answer -Covers, shapes, and holds the skeletal system in place; the muscular system
contracts and moves various parts of the body.
Nervous - Answer -Controls and coordinates all other systems of the body and makes them
work harmoniously and efficiently; composed of the brain, spinal cord, and nerves.
Sensory Nerves - Answer -Afferent nerves- carry impulses or messages from the sense organs to
the brain such as touch, cold, heat, sight, hearing, taste, smell, pain, and pressure
Motor Nerves - Answer -Efferent nerves- carry impulses from the brain to the muscles or glands.
Produce movement
Central Nervous System (CNS) - Answer -Controls consciousness and mental activities. Consists
of the brain, spinal cord, spinal nerves, and cranial nerves
Peripheral Nervous System (PNS) - Answer -System of nerves that connects the peripheral
(outer) parts of the body to the central nervous system. Sensory and motor nerves.
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,Automatic Nervous System (ANS) - Answer -Controls the involuntary muscles; regulates the
action of smooth muscles, glands, blood vessels, heart, and breathing.
Reproductive - Answer -Produces offspring and passes on the genetic code from one generation
to another.
Respiratory - Answer -Enables breathing, supplying the body with oxygen, and eliminating
carbon dioxide as a waste product; consists of the lungs and air passages.
Skeletal - Answer -Forms the physical foundation of the body; composed of 206 bones that vary
in size and shape and are connected by movable and immovable joints.
Osteology - Answer -Study of the bones, 14 bones in the face
UVA - Answer -Longer wavelengths and penetrate deeper into the skin. Contributes up to 95%
of the sun's (aging rays)
UVB - Answer -Shorter wavelengths that are stronger and more damaging. Causes burning,
tanning, skin aging, and cancer (burning rays)
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, Melanogenesis - Answer -Melanocytes produce melanin
Hyperpigmentation - Answer -Overproduction of pigment produced in the skin
Hypopigmentation - Answer -A lack of pigment produced in the skin
Glycation - Answer -Binding of a protein molecule to a glucose molecule
Intrinsic Factors - Answer -Factors related to our body's internal health (inside)
Extrinsic Factors - Answer -Factors related to our body's external health (outside) ex. sun
damage
Organic Chemistry - Answer -contain the element carbon
Inorganic Chemistry - Answer -contains all other elements and their compounds
Matter - Answer -Any substance that occupies space and has mass
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2026|2027 Questions with Detailed Verified
Answers
Muscular - Answer -Covers, shapes, and holds the skeletal system in place; the muscular system
contracts and moves various parts of the body.
Nervous - Answer -Controls and coordinates all other systems of the body and makes them
work harmoniously and efficiently; composed of the brain, spinal cord, and nerves.
Sensory Nerves - Answer -Afferent nerves- carry impulses or messages from the sense organs to
the brain such as touch, cold, heat, sight, hearing, taste, smell, pain, and pressure
Motor Nerves - Answer -Efferent nerves- carry impulses from the brain to the muscles or glands.
Produce movement
Central Nervous System (CNS) - Answer -Controls consciousness and mental activities. Consists
of the brain, spinal cord, spinal nerves, and cranial nerves
Peripheral Nervous System (PNS) - Answer -System of nerves that connects the peripheral
(outer) parts of the body to the central nervous system. Sensory and motor nerves.
1|Page
,Automatic Nervous System (ANS) - Answer -Controls the involuntary muscles; regulates the
action of smooth muscles, glands, blood vessels, heart, and breathing.
Reproductive - Answer -Produces offspring and passes on the genetic code from one generation
to another.
Respiratory - Answer -Enables breathing, supplying the body with oxygen, and eliminating
carbon dioxide as a waste product; consists of the lungs and air passages.
Skeletal - Answer -Forms the physical foundation of the body; composed of 206 bones that vary
in size and shape and are connected by movable and immovable joints.
Osteology - Answer -Study of the bones, 14 bones in the face
UVA - Answer -Longer wavelengths and penetrate deeper into the skin. Contributes up to 95%
of the sun's (aging rays)
UVB - Answer -Shorter wavelengths that are stronger and more damaging. Causes burning,
tanning, skin aging, and cancer (burning rays)
2|Page
, Melanogenesis - Answer -Melanocytes produce melanin
Hyperpigmentation - Answer -Overproduction of pigment produced in the skin
Hypopigmentation - Answer -A lack of pigment produced in the skin
Glycation - Answer -Binding of a protein molecule to a glucose molecule
Intrinsic Factors - Answer -Factors related to our body's internal health (inside)
Extrinsic Factors - Answer -Factors related to our body's external health (outside) ex. sun
damage
Organic Chemistry - Answer -contain the element carbon
Inorganic Chemistry - Answer -contains all other elements and their compounds
Matter - Answer -Any substance that occupies space and has mass
3|Page
