•Keratinization Study guides, Revision notes & Summaries

1. The chemical name for preformed vitamin A is: a. beta carotene. b. rhodopsin. c. retinaldehyde. d. retinol. ANS: D DIF: Easy REF: p. 102 MSC: Type of Question: Knowledge 2. The major provitamin form of vitamin A found in plant pigments is known as: a. beta carotene. b. chlorophyll. c. retinoid. d. beta xanthophyll. ANS: A DIF: Easy REF: p. 102 MSC: Type of Question: Knowledge 3. Liver stores of vitamin A are usually sufficient to last approximately: a. 1 week. b. 3 to 5 weeks....

muscle wasting, blindness, scurvy, pellagra, beriberi, anemia, rickets, goiter, and a host of other problems correct answersEx undernutrition long-term affects cognitive development will likely be impaired, correct answersAbout 1 billion people, mostly in the developing world, are affected by iron deficiency.-effects? are iron, vitamin A, iodide, zinc, and various B vitamins (e.g., folate), as well as selenium and vitamin C correct answersThe most critical micronutrients missing from diets...

Which of the following terms is an example of thermoregulation? Answer - vasoconstriction What is the term that describes the absorption process that allows some molecules to pass through the skin? Answer - Transdermal penetration When product molecules are absorbed into the skin directly through the corneocytes it is known as: Answer - transcellular diffusion Which laver of the skin's permeabilitv barrier prevents transepidermal water loss (TEWL)? Answer - Acid mantle The chemical ...

IBEC A+P of SkinSkin gets its color from - correct answer A combination of melanin produced in the stratum germinativum; carotene, a yellowish pigment; and the concentration of blood vessels found in the dermis. Skin is thickest - correct answer About a fifth of an inch thick, on the soles of the feet. Skin is thinnest - correct answer About a twelfth of an inch thick, on the eyelids. Skin is the largest organ - correct answer In Surface area, covering up to 20 square feet on the averag...

1. The chemical name for preformed vitamin A is: a. beta carotene. b. rhodopsin. c. retinaldehyde. d. retinol. ANS: D DIF: Easy REF: p. 102 MSC: Type of Question: Knowledge 2. The major provitamin form of vitamin A found in plant pigments is known as: a. beta carotene. b. chlorophyll. c. retinoid. d. beta xanthophyll. ANS: A DIF: Easy REF: p. 102 MSC: Type of Question: Knowledge 3. Liver stores of vitamin A are usually sufficient to last approximately: a. 1 week. b. 3 to 5 weeks....

OREGON STATE BOARDS COSMETOLOGY HAIR DESIGN QUESTIONS AND ANSWERS, GRADED A+/ Trichology - -Technical name for the study of hair The main purposes of hair are - -Adornment and protection from heat, cold and injury Only the cells of the ___are alive. - -Hair Bulb. The hair fiber or strand itself are not alive. Hair Root - -the portion of hair that is inside the hair follicle UNDER the skin's surface Hair Fiber - -Portion of the hair that extends above the skins surface Papilla - -is fille...

Wisconsin Esthetics State Board Prep Questions and Answers Already Passed carotid artery Blood is supplied to the head, neck, and face by the _______, splits into internal and external internal carotid artery Supplies blood to the brain, eyes, and forehead external carotid artery Supplies blood to the skin and muscles of the head OSHA (Occupational Safety and Health Administration) Regulating agency under the Department of Labor that enforces safety and health standards in the wor...

Massachusetts State Board Esthetics Latest Version Graded A+ Keratin Skin Keratinization Hardening of the skin Emollient Oils Modeling mask Mixed with water, dries, hardens like rubber and peels off in one piece. Couperose Dilated capillaries most often found on cheek/nose Lipids Intercellular cement Antiseptic Assists in preventing the growth of bacteria on the skin Astringent Cleanses the skin and returns oily skin to a normal ph Toner Cleanses the skin and return...

integumentary system includes ___ - Answer-skin hair nails glands nerves (sensory receptors) skin consists of ___ - Answer-epidermis and dermis epidermis - Answer-epithelial tissue derived from the ectoderm stratified squamous epithelium acascular dermis - Answer-connective tissue (proper) derived from mesoderm vascular contains nerves, glands, and hair follicles layers of epidermis beautiful skin gets lovely compliments - Answer-stratum basale, stratum spinosum, stratum granulosu...

A&P 2 University Of Memphis -A&P Exam 2 Review questions with verified solutionsLayers of Epidermis - correct answer 4 Cell Types of Epidermis - correct answer 1. *Keratinocytes* - produce fibrous protein keratin 2. *Melanocytes* - produce melanin to protect against UV rays/determines skin pigment 3. *Dendritic (Langerhans) cells* - immune cells from white blood cell line 4. *Tactile (Merkel) cells* - "Merkels disc" nerve cells in stratum basale Function of Stratum Basale (Basal Lay...