HESI Dental Hygiene - Scientific Bases (Version 2)
questions with Ans✓✓ s
Which is NOT visible on the floor of the mouth?
A. whartons duct
B. sublingual caruncle
C. stensens duct
D. lingual frenum Ans✓✓ -C. stensens duct
Which molecules make up the disaccharide maltose?
A. glucose and galactose
B. glucose and fructose
C. fructose and galactose
D. two glucose molecules Ans✓✓ -D. two glucose molecules
Which alternative sweetener is nutritive?
A. xylitol
B. saccharin
C. sucralose
D. acesulfame-K Ans✓✓ -A. xylitol
Which fatty acids decrease serum cholesterol levels?
A. monounsaturated
B. polyunsaturated
C. saturated
,D. triglycerides Ans✓✓ -B. polyunsaturated
Which fat-soluble vitamin prevents night blindness?
A. D
B. K
C. E
D. A Ans✓✓ -D. A
Which water-soluble vitamin prevents spina bifida?
A. folate
B. niacin
C. thiamin
D. ascorbic acid Ans✓✓ -A. folate
As used in the dental setting, which stage of anesthesia is nitrous oxide?
A. IV
B. III
C. II
D. I Ans✓✓ -D. I
Which is the drug of choice for acute angina?
A. nitroglycerin
B. carbizem
C. nifedipine
, D. digoxin Ans✓✓ -A. nitroglycerin
Tuberculosis is a viral infection. Tuberculosis is acquired through airborne
transmission.
A. the first statement is true and the second is false
B. both statements are true
C. both statements are false
D. the first statement is false and the second is true Ans✓✓ -D. the first
statement is false and the second is true
Each is a characteristic of Staphylococcus EXCEPT one. Which one is the
EXCEPTION?
A. faculative aerobe
B. mobile
C. non-spore forming
D. spherical gram positive cocci Ans✓✓ -B. mobile
Lactobacillus are associated with advanced carious lesions. Lactobacillus are
considered aciduric.
A. the first statement is true and the second is false
B. both statements are true
C. both statements are false
D. the first statement is false and the second is true Ans✓✓ -B. both statements
are true
Which is the first antibody produced during an immune response?
questions with Ans✓✓ s
Which is NOT visible on the floor of the mouth?
A. whartons duct
B. sublingual caruncle
C. stensens duct
D. lingual frenum Ans✓✓ -C. stensens duct
Which molecules make up the disaccharide maltose?
A. glucose and galactose
B. glucose and fructose
C. fructose and galactose
D. two glucose molecules Ans✓✓ -D. two glucose molecules
Which alternative sweetener is nutritive?
A. xylitol
B. saccharin
C. sucralose
D. acesulfame-K Ans✓✓ -A. xylitol
Which fatty acids decrease serum cholesterol levels?
A. monounsaturated
B. polyunsaturated
C. saturated
,D. triglycerides Ans✓✓ -B. polyunsaturated
Which fat-soluble vitamin prevents night blindness?
A. D
B. K
C. E
D. A Ans✓✓ -D. A
Which water-soluble vitamin prevents spina bifida?
A. folate
B. niacin
C. thiamin
D. ascorbic acid Ans✓✓ -A. folate
As used in the dental setting, which stage of anesthesia is nitrous oxide?
A. IV
B. III
C. II
D. I Ans✓✓ -D. I
Which is the drug of choice for acute angina?
A. nitroglycerin
B. carbizem
C. nifedipine
, D. digoxin Ans✓✓ -A. nitroglycerin
Tuberculosis is a viral infection. Tuberculosis is acquired through airborne
transmission.
A. the first statement is true and the second is false
B. both statements are true
C. both statements are false
D. the first statement is false and the second is true Ans✓✓ -D. the first
statement is false and the second is true
Each is a characteristic of Staphylococcus EXCEPT one. Which one is the
EXCEPTION?
A. faculative aerobe
B. mobile
C. non-spore forming
D. spherical gram positive cocci Ans✓✓ -B. mobile
Lactobacillus are associated with advanced carious lesions. Lactobacillus are
considered aciduric.
A. the first statement is true and the second is false
B. both statements are true
C. both statements are false
D. the first statement is false and the second is true Ans✓✓ -B. both statements
are true
Which is the first antibody produced during an immune response?
