•Keratinization Study guides, Class notes & Summaries

Integumentary System Latest Version 100% Pass Integumentary System: Location ~ Skin ~ Hair ~ Nails ~ Sweat Glands ~ Sebaceous Glands Skin: Characteristics Epidermis - most superficial ~ mostly stratified squamous epithelium (keratinized) ~ avascular Epidermis cell characteristics ~ Keratinocytes ~ tightly connected by desmosomes ~ lose millions every day (slough off) Keratinocytes an epidermal cell that produces keratin, the fibrous protein that helps give the epidermis its protective propert...

Compared to children, the vitamin D recommendations for adults are: correct answers higher because they do not make as much vitamin D from the sun since aging decreases skin production Both vitamin B12 and folic acid deficiency can result in: correct answers megaloblastic anemia Vitamin E deficiency is most likely to occur in people: correct answers on a very low-fat diet because high fat foods are high in Vitamin E Vitamin A deficiency may result in: correct answers keratinization of t...

Trichology correct answers Technical name for the study of hair The main purposes of hair are correct answers Adornment and protection from heat, cold and injury Only the cells of the ___are alive. correct answers Hair Bulb. The hair fiber or strand itself are not alive. Hair Root correct answers the portion of hair that is inside the hair follicle UNDER the skin's surface Hair Fiber correct answers Portion of the hair that extends above the skins surface Papilla correct answers ...

Nutrition ch. 8.9.10.11 questions and answers graded A+ Describe how body fat develops and suggest some reasons why it is difficult for an obese person to maintain weight loss. Body fat develops when fat cells increase in number and size. Prevention of excess weight gain depends on maintaining a reasonable number of fat cells; when an obese person loses weight, the body attempts to return to the original weight, or its set point. What factors contribute to obesity? Genetics (leptin, ...

The scientific study of hair, it's diseases, and care is called: - Trichology. Two parts of a mature strand of human hair are the: - Hair shaft and hair root. The tube-like depression or pocket in the skin or scalp that contains the hair root is the: - Follicle. Hair follicles are not found on the: - Soles of the feet and plams of hands. The ___ is a tiny, involuntary muscle in the base of the hair follicle. - Arrector pili An oily substance secreted from sebaceous glands is: - Sebum. Fo...

NSC 170 Final Exam With 100% Correct Answers 2023 Carb Production Produced by photosynthesis Monosaccharides (simple carbs) Glucose, fructose, galactose Disaccharides (simple carbs) Sucrose = glucose + fructose Lactose = glucose + galactose Maltose = glucose + glucose Polysaccharides many monosaccharides linked together Starch storage form of glucose (carbs) in plants Glycogen Animal storage form of glucose. Found in liver and muscles Fiber A c...

Pivot Point Cosmetology Latest 2023 Graded A trichology The study of hair 3 types of hair follicle round, oval & elliptical cuticle layer outer layer of the hair, hard resistant layer cortex middle layer of the hair, soft elastic quality medulla center layer of the hair keratinization process where cells change their shape, dry out & form keratin protein hair primarily made up of protein anagen "growing stage" hair bulb has an attached root sheath. hair is darker catagen "transitional...

State board Cosmetology Exam Questions and Answers the ____ is the fold of skin overlapping the side of the nail. - Answer-sidewall After and injury, infection or disease, the natural nail well return to its healthy growth as the ___ is Healthy and undamaged. - Answer-matrix Replacement of the Natural fingernail usually takes about. - Answer-4 to 6 months The finger nail on the __ typical growth slowest. - Answer-thumb The nail has a water content between: - Answer-15 and 25 percent The ...

A tissue is a correct answer: group of cells with similar structure and function An organ is correct answer: a structure composed of several tissue types An organelle is correct answer: a small structure within a cell An investigator who conducts an experiment to determine how changes in pH affect the function of enzymes on digestion is most likely to be a(n) correct answer: A major limitation of radiographs is that they correct answer: give only a flat, two-dimensional image o...

- Outer most layer of the hair. It consists of a single, overlapping layer of transparent, scale-like cells that resemble shingles on a roof. It protects the inner cortex layer and contributes to 20% of overall strength of hair. The Cortex - The middle layer of the hair. A fibrous protein core formed by elongated cells containing melanin to pigment. Gives hair majority of its strength and elasticity. A healthy Cortex contributes to %80 to the overall strength of the hair. Contains melanin tha...