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minnesota cosmetology state boards nonpathogenic bacteria cells that are harmless and can even be beneficial to humans are called pathogenic bacteria cells that may be harmful to the body are covered nose while sneezing infectious bacteria can be easily spread in the salon in all of the following ways EXCEPT staphylococci what bacteria form in grape like bunches or clusters streptococci pus forming bacteria cells that form in long chains and cause blood poisoning are called spirilla corkscrew-shaped bacterial cells are called diplococci eileen's client has developed pneumonia. which type of bacteria is the cause of this disease? sterilization bacteria that form spores can only be destroyed by using a product labeled as sporicidal or by flagella hair like projections used by bacilli and spirilla to move themselves are called cilia or tuberculosis which of the following conditions is NOT a disease caused by a virus external parasites organisms that live on or obtain nutrients from another organism are known as passive immunity when a person is given antibodies to a disease rather than producing them through his or her own immune system, it is called support which part of the following descriptions is NOT one of the main purposes of hair the inside diameter of the hair follicle the diameter of a hair fiber will be the same as hair root the two primary parts of hair are the hair fiber and the arrector pilli muscle the papilla supplies nourishment to the medulla the layer of hair consisting of unique protein structure that give the hair most of its pigment and strength (elasticity) is called the only a few weeks catagen, a brief transitional stage of hair growth, lasts for anagen stage the hair growth stage when all cell division stops is the 1/2 an inch per month human hair, on the average, grows about: cuticle the hard, resistant layer of protein that protects the hair eumelanin and pheomelanin hair color is influenced by the amount, size and distribution of texture the degree of coarseness or fineness of the hair fiber is referred to as 40% to 50% wet hair is able to be stretched to what percent of its length knotted hair lumps or swelling along the hair shaft is known as trichorrhexis nodes or monilethrix a condition in which beads or nodes form the hair shaft is called pityriasis a disorder that refers to a chronic scalp condition with excessive flaking, which accumulates on the scalp or falls to the shoulders, is called dandruff or