1. It stops infections from spreading.
   It helps your salon's bottom line.
2. It makes the customers happy.
   It makes you look like a great esthetician who cares.

When people come into a salon or spa, it's important to keep things hygienically sound for several reasons, including all of the other answers listed. But primarily, the use of hygiene helps to keep infections from spreading, which is very important for the face.

1. To detangle hair
   To lighten
2. To darken
   To absorb dirt and oil

If one has acne-prone or oily skin, a clay mask helps to reduce facial oil. But it also acts as an exfoliant by removing dead skin cells.

1. Sugar
   Uric acid solution
2. A strong disinfectant
   A mild astringent

A mild astringent should be used after a facial mask. Among the many benefits they provides, astringents help to decrease large pores, hydrate, protect and soothe skin.

1. Cyst
   Cut
2. Nodule
   Ulcer

Usually you hear of ulcers in someone's stomach or intestines. But an ulcer is defined as a break in the skin that results in tissue loss and usually comes with pus.

1. Red blood cells, white blood cells, platelets, plasma
   Adipocytes, gametes, acinar cells, T-cells
2. Osteoclasts, osteoblasts, osteocytes, lining cells
   Keratinocytes, Langerhans cells, melanocytes, Merkel cells

Keratinocytes produce keratin, keeping skin flexible, strong, and able to keep out water, and Langerhans cells help with immunity, specifically in skin infections. Melanocytes create melanin, the pigment responsible for skin color, and Merkel cells give us the sensation of light touch.

1. Cleanses
   Cools
2. Dries
   Lubricates

Sebaceous glands secrete sebum, which is a waxy or oily substances. Sebum also helps to keep skin waterproof. Overproduction of sebum can cause skin conditions such as acne.

1. It's a toxic material.
   It's derived from the mignonette tree.
2. It was created in America.
   It was first sold by L'Oreal.

The mignonette tree is also known as hina, the henna tree, and the Egyptian privet. Henna is made from dried and powdered hina leaves and shoots, mixed in with liquids such as lemon juice, tea and water.

1. Nasal bones
   Orbicularis oris
2. Occipital bone
   Turbinates

The nasal bones are located on either side of the face, in between the eyes. They join together to form the bridge of the nose.

1. Corticostriate
   Integumentary
2. Endocrine
   Circulatory

The circulatory system, also known as the cardiovascular system, helps to bring nourishment to the body through the blood and the lymph through the lymphatic system. This includes the heart, arteries (which carry oxygenated blood) and veins (which carry deoxygenated blood).

1. Electrology
   Pulsed light
2. Thermolysis
   Electrolysis

You may have thought that the answer was electrolysis, which refers to the actual process of removing hair. Electrology is the umbrella under which electrolysis lives, the practice of electrical permanent hair removal. Thermolysis is a type of electrolysis.

1. Remove dead skin cells
   Stimulates macrophages
2. Transfers antioxidants
   Seal in moisture

Studies have shown that beta glucans stimulate macrophages within connective tissues. This cellular stimulation seems to make skin look brighter and younger.

1. Immersing in soapy water
   Immersing in disinfectant
2. Heating in an autoclave
   Wiping with a solution of soapy water

Immersing in soapy water is sufficient for cleaning an electrode. You don't have to dip it in disinfectant, and wiping with soapy water isn't sufficient enough.

1. The Big Lamp
   Loupe
2. Lens
   Worker's lamp

Also known as mag lamps (short for magnifying lamps), a loupe helps estheticians see a client's skin up close for better analysis. Estheticians can determine skin conditions, skin type and what would be the best treatments for their client.

1. Anagen phase
   Catagen phase
2. Dermal phase
   Telogen phase

The hair growth cycle consists of three phases, starting with the anagen phase, which is when hair is growing. After that is the transitional catagen phase. Then the last phase is the telogen phase, which is where the hair rests and then falls out.

1. Epilation
   Skin analysis
2. Sterilization
   Clay mask

Sterilization is an essential practice as an esthetician. Sterilizing commonly used tools and equipment helps to make sure you and your client are safe from infection.

1. Soft wax
   Clay mask
2. Steamed towel
   Vitamin C serum

Soft wax is commonly used for the removal of hair. When applying, you need to apply the soft wax in the direction of hair growth. When removing the wax, it's pulled in the opposite direction of hair growth.

1. Sebaceous gland
   Mammary gland
2. Ceruminous gland
   Sweat gland

Sebaceous glands secrete sebum, which is an oily material that's made from fat. Sebum coats both hair and skin, protecting it and making it waterproof. You'll usually find sebaceous glands near parts of the skin which have hair and are connected to hair follicles.

1. Pustule
   Rhytide
2. Skin fold
   Verruca

The medical term for a wrinkle is a rhytide (sometimes spelled rhytid), and wrinkles in the face are facial rhytides. And one common way to get rid of wrinkles is a face lift – a rhytidectomy.

1. Electrocution
   Phoresis
2. Electrolysis
   Tapotement

Used to revive and refresh the skin, the process of phoresis involves electrical current (specifically a galvanic current) being applied to the solution. This can be a part of a facial treatment, improving blood circulation to the skin and muscles.

1. Cellular recession
   Nerve stimulation
2. Environmental pollution
   Sun exposure

Cellular recession is a part of the aging process, where our cells don't create new, younger cells as quickly. That's how we lose that youthful glow.

1. On the floor
   Out in the open for better access
2. In a laundry basket
   In a closed cabinet or drawer

Having a clean salon or spa is not only good for keeping customers happy, but it helps to keep infection at bay. Placing clean towels in a closed drawer or cabinet ensures that they remain clean until you need them.

1. Pimple
   Wart
2. Cyst
   Zit

Verruca vulgaris is more commonly known as the common wart. A plantar wart is known as verruca plantaris and is found on the foot. Both kinds of warts are caused by human papillomavirus (HPV).

1. One
   Two
2. Three
   None

Phalanges are the bones in hands and feet. Each finger has three phalanges: the distal phalange, the intermediate phalange and the proximal phalange. The thumb has only two phalanges.

1. Epilation
   Exfoliation
2. Dermabrasion
   Laser skin rejuvenation

Epilation is when hair is removed from the roots. The hair bulb is nourished by blood vessels, which causes our hair to grow. The dermal papilla is where the hair bulb resides, so epilation takes the hair bulb out of the dermal papilla.

1. Acne-prone skin
   Oily skin
2. Sensitive skin
   Sluggish skin

Tapotement is a type of Swedish massage used to stimulate sluggish or slack skin. The idea behind tapotement is that it awakens the nervous system.

1. Hydrates skin
   Opens pores
2. Decreases redness
   Uncovers younger skin cells

The process of exfoliation removes dead skin cells from the skin's surface or epidermis. Younger skin cells are created below the epidermis, in the dermis.

1. Endocrine system
   Muscular system
2. Excretory system
   Skeletal system

The excretory system helps to purify the body by eliminating waste. There are many organ systems involved, including the urinary system, the respiratory system, and the integumentary system.

1. Frontal bone
   Mandibular bone
2. Occipital bone
   Temporal bone

The frontal bone gets its name from the Latin word "frons", which means "forehead". It's made up of two parts: the squamous part, which is the bony part of the forehead, and the orbital part, where the orbital cavities are (holding the eyes).

1. Erythrocytes
   Leukocytes
2. Thrombocytes
   Hematocyte

Leukocytes are commonly known as white blood cells. Erythrocytes are red blood cells, thrombocytes are platelets and hemocytes are blood cells.

1. Insects
   Minerals
2. Nuts
   Cotton

As far back as the Ancient Sumerian era (the possible inventors of lipstick), people have been using natural elements for cosmetics. Ancient Egyptians are famous for using kohl to line their eyes. Ancient Romans and Greeks also used cosmetics.

1. Sebaceous glands
   Sudoriferous glands
2. Gametes
   Adrenals

Sudoriferous glands have a Latin origin, where "sudor" means "sweat". There are two kinds of sweat glands: eccrine sweat glands which can be found all over the body, most concentrated in the palms of hands and the soles of feet; and apocrine sweat glands, which are mostly found in the perianal area and the armpits.

1. Bandage the wound.
   Wear latex gloves.
2. Apply an antiseptic.
   Double bag soiled items and discard them.

You might feel a compulsion to take care of the wound immediately, but you have to keep both you and your client safe. Putting on gloves will protect you both and help you to safely do the other tasks you need to perform.

1. Using an astringent
   Applying an ice pack
2. Through massage
   Applying a makeup base

This answer is probably quite obvious. Although an astringent can tone skin, a massage can stimulate muscles and blood flow.

1. Hair loss
   Red, scaly lesions
2. White pustules
   Macules

Psoriasis is a chronic skin condition where red, scaly lesions form. It can be found on elbows, knees, the scalp, the soles of feet, the palms of hands and on the lower back.

1. Pads
   Tissues
2. Facial sponges
   Gauze

When cleansing the face, one can use facial sponges in place of wet cotton pads. Tissues would definitely not hold up to facial cleansing.