psi milady Practice Test Questions and Answers

psi milady Practice Test Questions and Answers the scientific study of hair, its disease and care is called - ANSWER trichology tow parts of a mature strand of human hair are the - ANSWER hair root and hair shaft the tube like depression or pocket in the skin or scalp that contains the hair root is the - ANSWER hair follicule hair follicles are not found on the - ANSWER soles of feet the ___ is the small involuntary muscles in the base of the hair follicle - ANSWER arrestor oili muscles the fatty or oily substance recreated by the sebaceous glands is - ANSWER sebum for chemicals to penetrate a healthy cuticle hair layer they must have - ANSWER an alkaline pH the medulla is composed of ___ cells - ANSWER round during the ____ phase new hair is produces bc new cells are actively manufactured in the hair - ANSWER anagen the major elements that makeup human hair are carbon oxygen hydrogen ___ - ANSWER nitrogen and sulfer the strong chemical bonds that join amino acids are called - ANSWER peptide bonds which type of melanin provides natural color ranging from red and goner to yellow and blond tones - ANSWER pheomelanin asians tend to have____ hair - ANSWER extermry straight to help minimize tangles in extremely curly hair when shampooing you should use - ANSWER a detangling rise hair texture is classified as ____ - ANSWER coarse medium fine the measurement of the number of individuals hair stands on one squared in 2.5 of the scalp - ANSWER hair density