Jr Nails Flashcards
when comparing bacteria and viruses which is smaller?
virus
describe cocci
sphere, round
describe bacilli
rod
describe spirilla
spiral
define a virus
sub microscopic that require a living host to multiply
Human hepatitis B (HBV) is a highly infectious disease that affects the ___
liver
what agency assigned people in the beauty industry, the title of personal service workers?
CDC
define external parasite
organisms that live on or obtain nutrients from another organism or host
examples of parasitic animals
Head lice, scabies
examples of parasitic plants or fungi
molds, yeasts
what type of infection is present in a small confined area often indicated by Puss filled boil
local
define immunity
The bodies ability to destroy in infectious agents that enter
what are the two types of immunity?
natural and passive
define natural immunity
When exposure to a disease triggers the body to produce antibodies
define passive immunity
Where antibodies are given to you through a vaccine or shot?
What is the lowest level of infection control?
Sanitation/cleaning
The ability to produce results or the effectiveness against specific organisms is known as
efficacy
which agency verifies effectiveness and approves products used for infection control by issuing a registration number
EPA
what information is found on MSDS
everything about the chemicals used
Who should you contact for MSDS
OSHA
how many phalanges does the thumb have?
2
where are the metacarpal and metatarsal bones located?
Palm and sole
where is the supinator muscle located and what does it do?
forearm, rotates lower arm
explain the function of the flexor
Is responsible for bending the wrist and closing the fingers
Explain the function of the Extensor
Is responsible for straightening Fingers and wrist
What are the three types of nerves
afferent, efferent, mixed
nerves that carry messages to the muscles, causing the muscle to contract or expand are called efferent or ___
motor nerves
explain the difference between efferent and afferent nerves
efferent: carries messages from brain to muscles, causes muscles to contract or expand (motor)
aferente: carries messages from brain to spinal cord, determines senses (sensory)
which nerves extend into the fingers of the hand?
digital
define polymerization
process where monomer combines with other molecules in a chemical react to form polymer chains
define initiator
chemical compound that causes a chemical reaction to occur
define catalyst
substance that controls the speed of a chemical reaction
define inhibitor
prevents product from hardening too soon, increases shelf life
describe how adhesives and priming agents function and relate both to the term adhesion
both create adhesion to the nail plate
define priming agent and what ingredient is typically found in a primer
created Hian between nail plate and nail enhancement, methacrylic acid
why has ethyl methacrylate replaced MMA as a primary ingredient used in acrylic monomer
personal injuries because it’s poisonous
define cuticle
Overlapping dead tissue that is loose and pliable around the nail
define eponychium
cuticle that overlies the Lunula at base of nail
define hyponychium
cuticle under free edge
define perionychium
cuticle that touches/overlaps and surrounds the side of the nail
what is another name for nail plate?
Nail body
what is the lunula and where is it located?
White half moon shape at base of nail
what do we call the slit or track that the nail grows out on?
nail grooves
name essential parts of the nail plate
free edge, nail plate, sidewall, lunula, cuticle/ eponychium
nail essential parts of the nail bed
hyponychium, nail fold, nail groove, nail bed, nail matrix
where is the nail bed?
Area where nail plate rests
what does the nail matrix do?
Generates cells that harden to form nail plate
explain how parionychium and paronychia are related
parionychium: skin around nail
paronychia: inflammation of parionychium
The nails, skin, and hair are all formed by protein substance called ___
keratin
Nails are composed of___that help protect the tips of the fingers and toes
hard keratin
can services be performed on nail diseases?
No
