Nails
This is the half moon shape at the base of the nail
Lunula
One celled micro-organisms
Bacteria
Technical name for the study of hair
Trichology
What are basic units of living matter
Cellsa
Outermost protective layer of the skin
Epidermis
This part of the nail plate extends beyond the end of the finger
Free Edge
Most common form of bacterial cells, rod shaped
Bacilli
Outer covering of the hair shaft
Cuticle
This is the control center of the cell
Nucleus
Basement Layer, where cell growth occurs
Stratum Basale
Any disease or disorder of the nail is known as as
Onychosis
Spiral shaped bacterial cell, causes syphilis, Lyme disease and cholera
Spirilla
Central core of the hair shaft
Medulla
When cells grow and divide
Mitosis
These produce melanosomes containing melanin that gives color to the skin.
Melanocytes
Another term for bitten nails is
Onycophagy
Causes strep throat, pus-forming
Streptocci
Active growing stage of hair growth, still attached to root sheath
Anagen
Body structures composed of two or more different tissues
Organs
Another name for sweat glands, control or regulate body temp, excrete waste products
Sudoriferous Glands
The living tissue under the free edge that prevents bacteria from entering the nail bed
Hyponychium
Sub-microscopic particle, much smaller than bacteria
Viruses
The two types of melanin
Eumelanin, Pheomelanin
This the study of the functions that organs and systems perform
Physiology
6 basic functions of the skin
Sensation, Heat Regulation, Absorption, Protection, Excretion, Secretion