Hair Loss
abnormal hair loss
What is Alopecia?
The oil glands in the skin that are connected to the hair follicles
What is Sebaceous Glands
Bonds that cross link the polypeptide chains together and are responsible for the elasticity of the hair
What is side bonds
long, coarse pigmented hair found on the scalp, leg, arms, and body of males and females
what is terminal hair?
Technical Term for Brittle Hair
what is Fragilitas crinium
Autoimmune disorder that causes the affected hair follicles to be mistakenly attacked by a persons own immune system
What is Alopecia Areata?
A small, cone shaped elevation located at the base of hair follicle that fits into the hair bulb
What is Dermal Papilla?
A weak physical cross linked side bonds between adjacent polypeptide chains
What is salt bonds
Phase during which new hair is produced
What is Anagen Phase?
What are the cohns percentages? ** name 2
Carbon- 51
Oxygen- 21
Hydrogen- 6
Nitrogen- 17
Sulfur- 5
total loss of scalp hair
What is Alopecia Totalis
Lowest part of the hair strand, the thickened clun shaped structure that forms the lower part of the hair root.
What is Hair bulb
The bonds created when disulfide bonds are broken by hydroxide chemical hair relaxers after the relaxer is rinsed from the hair
what is Lanthionine bonds
The final phase in the hair cycle that last until the hair is shed
What is Telogen Phase
Naturally occurring fungus that is present on all human skin but causes the symptoms of dandruff when it grows out of control
What is Malassezia ?
Complete loss of body hair
What is Alopecia Universalis ?
The tube like depression or pocket in the skin or scalp that contains the hair root
What is Hair Follicle
A weak physical cross linked side bonds that is easily broken by water and heat.
What is hydrogen bonds ?
Short, fine, unpigmented and downy hair that appears on the body with the exception of the palms of the hand
What is Vellus Hair?
How many hairs does the average person lose a day?
What is 35-40
temporary hair loss experienced towards the end and after the pregnancy
What is Postpartum Alopecia
The small involuntary muscle in the base of the hair follicle
What is Arrector Pili Muscle
A strong chemical side bond that joins the sulfur atoms of two neighboring cysteine amino acids to create cystine, which joins together two polypeptide chains like rungs on a ladder
What is disulfide bonds?
The brief transition period between the growth and resting phase
What is Catagen Phase?
How much skin does the average person shed a year?
What is Nine lbs