Nutrition & Biochem
One gram of carbohydrate yields:
4 kcal 5 kcal
9 kcal
7 kcal
4 kcal
Energy yield for carbohydrates is 4 kcal (same as proteins). Fats yield 9 kcal/g
Name the vitamin associated with blood clotting
Vitamin K
Which of the following Federal Agencies regulates disinfectants used on clinical contact surfaces?
The occupational safety and health administration
Food and drug administration
Environment Protection Agency
Centers for Disease Control and prevention
Environment Agency
OSHA protects people
FDA medical devices
CDC guidelines for infection control in healthcare settings
Individual with stable angina pectoris, COPD and/ or mild congestive heart failure are in which ASA physical status category
ASA III
clients with severe systemic disease that limits activity
Name the following that should not be considered an example of regulated medical/dental waste according to OSHA
A used bur An extracted tooth
A used anesthetic needle
A used latex examination glove
Used latex examination glove
The following are symptoms of hypoglycemia EXCEPT one. name the exception
Palpitations Lowered heart rate
Shakiness Sweating
Lowered heart rate
Carbohydrates are stored in the liver as glyco_____
Glycogen
Glucose is used by cells to maintain life
Glycagon produced in pancreas
Glycoprotein is a protein that bonded to a glucose moles
Which of the following is not a primary bacterium associated with biofilm formation?
Streptococcus mutans Actinomyces viscous
Streptoccus sanguinis Streptococcus viscous
Streptoccus viscous
Tachycardia is a pulse of over how many beats per minute
over 100
Standard or universal tips are designed for
implants
deplaquing shallow pockets
finishing
moderate to heavy deposit removal
Moderate to heavy deposit removal
Name the main function of carbohydrates
Provide energy to the body
Tryptophan is a precursor for which of the following vitamins
Niacin Vitamin C
Vitamin D
Thiamin
What is Niacin
The body obtains niacin not only directly from food but also indirectly from conversion of an amino acid, tryptophan and from synthesis by intestinal microorganisms
Piezoelectric tips have a/an___movement
whereas magnetosrictive inserts have an/a movement
Lateral; oblique oblique; lateral
linear; elliptical elliptical; linear
Linear; elliptical
No tip has oblique movement or lateral movement
Name the phase of dental hygiene process of care that immediately follows diagnosis
Planning
Which one of the following characteristics would be LEAST desirable in a toothbrush?
head size that corresponds mouth size
bristles that are rounded nylon filaments
bristles that are natural
handle that is easy to grip
Natural bristles
Name the vitamin deficiency that contributes to angular cheilitis in elderly patients.
Riboflavin---B2
Vitamin D--enamel loss or lamina dura
Vitamin A---enamel hypoplasia or defective dentin formation
Vitamin K---defective blood clotting
Sucrose is hydrolyzed into:
Glucose and galactose
two molecules of fructose
two molecules of glucose
Glucose and fructose
Glucose and fructose
Which instrument is BEST to detect furcation involvement on multiple-rooted teeth.
Nabers probe
What is GV Black classification of dental caries and restorations located in the gingival buccal third of #18
Class V
which of the following stain is associated with chromogenic bacteria
Brown Yellow
Black
Orange
Orange poor oral hygiene chromogenic bacteria
black is iron
brown food and tobacco
yellow is oral biofilm
Which of the following dietary habits is MOST likely to contribute to caries risk
Frequency of simple sugar consumption
Total intake of simple sugars
Timing of ingestion of simple sugars
Form of simple sugar consumed
Frequency of simple sugar consumption
Name the vitamin MOST likely deficient in a vegan diet
Cobalamin
Vitamin B 12 not found in plants
A clinician is using hand instruments to remove moderate calculus deposits. After 30 minutes the clinician's hand muscles become fatigued. Potentially all of the following can cause hand fatigue EXCEPT one.
Using a hand instrument that is not balanced
Gloves fit too tight
finger motion instead of wrist action
using instruments with large diameter hollow handles
Using hand instruments with large diameter and hollow handles
Which cusp of the maxillary permanent first molar occludes with the mesiobuccal groove of the mandibular permanent first molar in a normal molar relationship
Mesiobuccal
A sealant is placed on permanent molars to help prevent which type of caries
Class I