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National Boards Dental Hygiene Exam ADHA 2024 Questions From Study Guide Part 1 (Biochemis, Exams of Dentistry

University of Missouri - Kansas City (UMKC)Dentistry

What is the correct sequence in which an individual learns a new behavior using the learning ladder? -Unawareness, awareness, self-interest, involvement, action, habit -habit, Unawareness, self-interest, awareness, involvement, action -awareness, self-interest, involvement, Unawareness, habit, action -Unawareness, action, self-interest, awareness, involvement, habit - ✔✔Unawareness, awareness, selfinterest, involvement, action, habit Fat soluble vitamins are: A. Found in all foods: B. More stable than water soluble vitamins C. Must be supplied daily D. Cannot be stored by the body - ✔✔B. More stable than water soluble vitamins Water is mainly absorbed in the: Large intestine Small intestine Pancreas Stomach - ✔✔Large intestine Which of the following nutrient deficiencies is frequently found in the diet of children in developed countries and has been associa

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National Boards Dental Hygiene Exam ADHA 2024 Questions From Study
Guide Part 1 (Biochemistry/Nutrition-Clinical Dental Hygiene-
Community/Research - Dental Materials) | Actual Questions And Answers
Latest Updated 2024/2025 (Graded A+)
What is the correct sequence in which an individual learns a new behavior using the learning ladder?
-Unawareness, awareness, self-interest, involvement, action, habit
-habit, Unawareness, self-interest, awareness, involvement, action
-awareness, self-interest, involvement, Unawareness, habit, action
-Unawareness, action, self-interest, awareness, involvement, habit - ✔✔Unawareness, awareness, self-
interest, involvement, action, habit
Fat soluble vitamins are:
A. Found in all foods:
B. More stable than water soluble vitamins
C. Must be supplied daily
D. Cannot be stored by the body - ✔✔B. More stable than water soluble vitamins
Water is mainly absorbed in the:
Large intestine
Small intestine
Pancreas
Stomach - ✔✔Large intestine
Which of the following nutrient deficiencies is frequently found in the diet of children in developed
countries and has been associated with increased caries susceptibility?
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Download National Boards Dental Hygiene Exam ADHA 2024 Questions From Study Guide Part 1 (Biochemis and more Exams Dentistry in PDF only on Docsity!

National Boards Dental Hygiene Exam ADHA 2024 Questions From Study

Guide Part 1 (Biochemistry/Nutrition-Clinical Dental Hygiene-

Community/Research - Dental Materials) | Actual Questions And Answers

Latest Updated 2024/2025 (Graded A+)

What is the correct sequence in which an individual learns a new behavior using the learning ladder?

  • Unawareness, awareness, self-interest, involvement, action, habit
  • habit, Unawareness, self-interest, awareness, involvement, action
  • awareness, self-interest, involvement, Unawareness, habit, action
  • Unawareness, action, self-interest, awareness, involvement, habit - ✔✔Unawareness, awareness, self- interest, involvement, action, habit Fat soluble vitamins are: A. Found in all foods: B. More stable than water soluble vitamins C. Must be supplied daily D. Cannot be stored by the body - ✔✔B. More stable than water soluble vitamins Water is mainly absorbed in the: Large intestine Small intestine Pancreas Stomach - ✔✔Large intestine Which of the following nutrient deficiencies is frequently found in the diet of children in developed countries and has been associated with increased caries susceptibility?

Calcium Zinc Protein Iron - ✔✔Iron Which of the following hormones lowers blood glucose? Thyroxine Growth Hormone Glucagon Epinephrine Insulin - ✔✔Insulin In a healthy individual, if the amount of glucose in the blood exceeds the body's immediate energy needs, then:

  • Glucose will be converted to fat and stored in adipose tissue
  • Glucose continues to circulate in the blood until needed by the body for energy
  • Glucose will be stored as glycogen in the cell and as fatty acids
  • Excess glucose will be excreted in the urine - ✔✔Glucose will be converted to fat and stored in adipose tissue Dairy products are good sources of all of the following nutrients, vitamins, and minerals EXCEPT one. Which of the following is the one EXCEPTION? Vitamin D Calcium Zinc Protein - ✔✔Zinc

Glucose & Glucose= Maltose Glucose & Galactose= Lactose Fructose & Galactose= do not make up a disaccaride A normal fasting glucose levels is? 80 - 120 mg/DL

200 mg/DL 40 - 60 mg/DL 150 - 200 mg/DL - ✔✔ 80 - 120 mg/DL Several nutrients have an effect on the cells of the oral tissues. Which of the following nutrients assist in speeding up wound healing? Phosphorus Calcium Zinc Folate - ✔✔Zinc A deficiency in which of the following nutrients has been associated with neural tube defects? Folate Fat Protein Calcium Thiamin - ✔✔Folate Vitamin B1 is also called

Riboflavin Retinol Thiamine Cobalamin - ✔✔Thiamine Riboflavin B Niacin B Cobalamin B Each of the following is an important function of saliva EXCEPT one. Which one is the EXCEPTION?

  • Provides buffering action
  • Initiates protein digestion
  • Prevents demineralization
  • Enhances flavor
  • Facilitates deglutition - ✔✔-Initiates protein digestion Which of the following foods would be most cariogenic? Milk Raisins Oj Chocolate chip cookies - ✔✔Raisins All of the following are true about post eruptive effects of carbs on teeth EXCEPT one. Which one is the EXCEPTION?
  • The end product for glycolysis for cariogenic bacteria is lactic acid

Inadequate iodine intake leads to: Osteoporosis Rickets Anemia Goiter - ✔✔Goiter A complete and accurate assessment includes all of the following EXCEPT one. Which one is the EXCEPTION? Bacteriologic assessment Clinical Assessment Health History Food Intake Assessment - ✔✔Bacteriologic assessment The most common nutritional deficiency among women of child bearing age and children in the USA is? Sodium Vitamin C Zinc Iron - ✔✔Iron Anemia is frequency associated with? Vitamins A & D Vitamins E & K Vitamins B12 & Folic Acid Thiamin, Riboflavin, & Niacin Vitamins C & D - ✔✔Vitamins B12 & Folic Acid

Examples of retentive carbohydrates include all Except one. Which one is the EXCEPTION? a. cheese b. pretzels c. cookies d. crackers e. potato chips - ✔✔a. cheese Zinc is a very important trace of element for which of the following conditions?

  • During Kidney failure
  • When gaining too much weight
  • During hemoglobin synthesis and energy production
  • During periods of rapid tissue growth - ✔✔-During periods of rapid tissue growth Vitamin A is important for what?
  • Both helping eyes adapt in dim light and maintaining healthy skin
  • Helping eyes to adapt in dim light
  • Preventing scurvy
  • Maintaining healthy skin - ✔✔-Both helping eyes adapt in dim light and maintaining healthy skin The essential base for all metabolic processes in the body are? Carbs Vitamins Fats Proteins

A strict vegan diet would most likely be deficient in which vitamin? Folate Thiamin Cobalamin Biotin - ✔✔Cobalamin (B12- strictly derived from animals) Essential fatty acids are required for the formation of? Vitamin k Prostaglandins Insulin Enzymes - ✔✔Prostaglandins An essential mineral closely associated with calcium and phosphorus in the structure of bones and teeth is? Fluoride Copper Magnesium Zinc Selenium - ✔✔Magnesium Essential amino acids must be obtained from the diet. They cannot be synthesized from other amino acids.

  • Both statements are FALSE
  • The first statement is TRUE, the second is FALSE
  • Both statements are TRUE
  • The first statement is FALSE, the second is TRUE - ✔✔-Both statements are TRUE "essential" meaning the need to obtain from diet Glucose is the sole source of energy for the: Brain Liver Kidneys Pancreas Heart - ✔✔Brain Formation of glucose from noncarbohydrate substances is called? Glycogenesis Glucogenesis Gluconeogenesis Glycolosis - ✔✔Glycolosis Which of the following should immediately follow a purging incident in a person with bulimia? Flossing Brushing with baking soda Brushing with fluoride toothpaste Rinsing with tap water - ✔✔Rinsing with tap water Endogenous, intrinsic stains is associated with all of the following EXCEPT one. Which one is the EXCEPTION?
  • Posy-eruptive mineralization stage - ✔✔-Pre-eruptive mineralization stage Dean's Fluorosis Index: Severe - ✔✔All tooth surfaces affected, marked wear on biting surfaces, Brown stain present A hereditary endrogenous intrinsic stain that occurs primarily due to the generalized disturbance of ameloblasts and results in partly or completely missing enamel is termed: Enamel hypoplasia Amelogenesis imperfecta Enamel hyperplasia Dentinogenesis imperfecta - ✔✔Amelogenesis imperfecta When high concentrations of topical fluoride are applied to teeth _______precipitates out of the tooth to provide_______ Calcium fluoride, free fluoride ions Hydroxyapatitie, fluorapatite Phosphofluoride, free fluorde ions Calcium fluoride, fluorapatite - ✔✔Hydroxyapatitie, fluorapatite Enamel hypoplasia occurs as a result of? - ✔✔Disruption of ameloblastic activity during the apposition and mineralization stage of enamel formation What nerve is responsible for the sensory function of tongue-taste and proprioception - ✔✔Facial Nerve Medicare is a government-run medical insurance for those 65 years +. It is funded jointly by federal and state government.
  • Both statements are FALSE
  • The first statement is TRUE, the second is FALSE
  • Both statements are TRUE
  • The first statement is FALSE, the second is TRUE - ✔✔The first statement is TRUE, the second is FALSE (Funded by federal government and only covers dental tx directly related to a medical condition) A type of data used in assessment that is objective and measurable is? Retrospective Descriptive Qualitative Quantitative - ✔✔Quantitative A dental hygienist working in several long term care facilities is planning on conducting a study to find out more about her population, oral lesions, particular. One study compared lesions in smokers vs nonsmokers. The subjects were selected by listing them in ABC order then selecting every 3rd person. 2 Hygienists worked jointly for 1 day @ each of the three sites to perform calibration of the index. Which of the following allows for the study to be regarded as having internal validity?
  • The change in the dependent variable is due to an extraneous variable
  • Generalization of the results are applicable to other settings
  • Natural attrition is discouraged
  • The study measured what it has intended to measure - ✔✔-Generalization of the results are applicable to other settings A dental hygienist working in several long term care facilities is planning on conducting a study to find out more about her population, oral lesions, particular. One study compared lesions in smokers vs nonsmokers. The subjects were selected by listing them in ABC order then selecting every 3rd person. 2 Hygienists worked jointly for 1 day @ each of the three sites to perform calibration of the index.
  • Highly statistically significant - ✔✔-Highly statistically significant A p value of less than .05 is statistically significant and means that the results due to chance only 5 times out of 100. So anything above this would be considered highly significant. The degree to which an instrument measures what it is intended to measure is called? Calibration Validity Variability Reliability - ✔✔Validity A dental hygienist working in several long term care facilities is planning on conducting a study to find out more about her population, oral lesions, particular. One study compared lesions in smokers vs nonsmokers. The subjects were selected by listing them in ABC order then selecting every 3rd person. 2 Hygienists worked jointly for 1 day @ each of the three sites to perform calibration of the index. What type of sampling is used in this study? Simple Random Random Stratified Systemic - ✔✔Systemic- every nth subject which can be determined by dividing the total population size by the desired sampling size. What are the stages of a transtheoretical model? - ✔✔precontemplation, contemplation, preparation, maintenance, and action Reliability is... - ✔✔Consistency of measurement or degree to which an instrument measures the same way each time it is used under the same conditions with the same subjects

Calibration is the act of... - ✔✔Checking or adjusting the accuracy of a measuring instrument Variability is... - ✔✔The range of possible outcomes of a given situation A program goal is... - ✔✔A statement of the programs intent, purpose, or expected outcomes A program objective is... - ✔✔A measurable outcome which is used to determine program progress towards the program goal What is a normative need? - ✔✔One that is deemed necessary after assessment by a professional. Which of the following is true regarding ceramic materials in dentistry?

  • Can be used as fillers for composites
  • Can bend w/o breaking
  • Chemically reactive
  • Low melting point and high thermal conductivity - ✔✔- Can be used as fillers for composites The opening and closing of gaps around a margin due to heating and cooling is called: Microleakage Percolation Coefficient of thermal expansion Creep - ✔✔Percolation Which of the following is most irritating to the pulp? Calcium hydroxide ZOE

Final setting time Working time Mixing time - ✔✔Final setting time Which type of bonding in a material is MOST associated with high electrical and thermal conductivity? Ionic Covalent Metallic Secondary Bond - ✔✔Metallic The reaction associated with irreversible hydrocolliod materials is: Thermoplastic Thermoset Physical Chemical - ✔✔Chemical Which of the following is found in the highest concentration in a dental amalgam alloy? Mercury Tin Copper Silver - ✔✔Silver On the MOH's scale, enamel has a relative hardness of: 5 - 6

Plaster, stone, and high strength stone are all chemically identified as: Calcium Sulfate hemihydrate Calcium chloride dihydrate Calcium Sulfate dihydrate Calcium chloride hemihydrate - ✔✔Calcium Sulfate hemihydrate As a dental amalgam restoration ages in the oral cavity, microleakage decreases because of: Topical Fluoride Galvanic Forces Formation of amalgam corrosion - ✔✔Formation of amalgam corrosion