Anatomy & Physiology
How many bones are found in the body?
206
What law regulation is in charge of cosmetics in relation to safety, labeling, and the claims made for a product?
The Federal Food, Drug, and Cosmetic Act (FDA)
List the 5 food groups.
Protein, Dairy, Fruits, Vegetables, Grains
Describe Matter.
Anything that takes up space or has weight.
What is the definition of Electricity?
Movement of electrons from one atom to another along a conductor.
Explain the purpose of the excretory system.
Responsible for purifying the body by eliminating waste matter.
What are functional ingredients?
Ingredients that do not affect the appearance of the skin, but act as a vehicle to spread the product.
What is the number one cause of daytime fatigue?
Lack of Water.
How many elements are there, and how many occur naturally?
118, 98 occur naturally.
Difference between anode and cathode.
anode: positive charge
cathode: negative charge
What are the four types of tissue found in the body?
Connective, Epithelial, Muscle, and Nerve
What is a surfactant?
They act as cleansing agents to create stable mixtures of oil and water.
List the 6 classes of nutrients.
Carbohydrates, fats, minerals, vitamins, proteins, water.
Protons: Positive charged particles moving in the nucleus.
Neutrons: Neutral-charged particles moving in the nucleus.
Electrons: Negatively charged particles that move around the center of the nucleus.
What are the two types of currents and what do they do?
Direct and Alternating.
Direct: Constant flow of travel in one direction that is produced by chemicals.
Alternating: Rapid, interrupting current that switches direction caused by mechanical means.
Where is the sphenoid bone located in the body?
What is the difference between a mechanical and chemical exfoliate?
Mechanical: Physically polishes away dead skin cells.
Chemical: Uses enzymes to strip the dead skin.
What Vitamin helps protect the skin from the sun's UV light?
Vitamin E
Difference between a physical change and a chemical change?
Chemical: the chemical composition or makeup is changed.
Physical: the change in the shape or form.
What do you do if you drop an electrical appliance in water?
If GFI protected, immediately unplug the cord.
If not GFI protected, go to the breaker box and flip the circuit.
Name the 3 parts of a muscle.
Origin, Belly, and Insertion.
What does the olfactory nerve do?
A nerve located in the nose that helps with sensing smell that sends a signal to the brain to cause emotions or memories.
What is the practice of ergonomics?
The science of designing the workplace and its equipment to make specific body movements more comfortable.
What is PH, and describe the scale.
Potential Hydrogen
Scale that goes from 0 to 14. Starting with acidic ranging to alkaline.
What are the definitions for the following:
-volt -ampere -kilowatt
-watt -milliampere -ohm
volt: unit that measures the pressure or force that pushes electric current forward through a conductor
watt: unit that measures how much electric energy is being used in one second
ampere: unit that measures the strength of an electric current
milliampere: The current used for facial and scalp treatments is measured in milliamperes
kilowatt: measured in 1000s watts
ohm: unit that measures the resistance of an electric current