HESI DENTAL HYGIENE EXAM AND PRACTICE NEWEST EXAM 2024 ACTUAL EXAM 400 QUESTIONS AND CORRECT DETAILED ANSWERS (VERIFIED ANSWERS) |ALREADY GRADED A+

HESI DENTAL HYGIENE EXAM AND
PRACTICE NEWEST EXAM 2024
ACTUAL EXAM 400 QUESTIONS AND
CORRECT DETAILED ANSWERS
(VERIFIED ANSWERS) |ALREADY
GRADED A+
A pregnant woman reports a freely moveable, deep red tissue mass, which extends
from the labial gingival between maxillary right premolars. The surface of the lesion is
ulcerated and bleeds easily. A histologic analysis indicates the lesion is composed of
connective tissue, capillaries, and inflammatory cells. Which best defines the lesion? -
ANSWER-Pyogenic granuloma
A patient's buccal mucosa exhibits tiny white nodules connected by slender raised lines
in a lace-like pattern. This finding is a clinical manifestation of - ANSWER-lichen plants
The parents of a 7 yr old are concerned by the development a soft, blue, vesicle-like
swelling on the gingiva where tooth #8 is expected to erupt. No significant radiographic
findings exist other than the partial eruption of tooth #8. Which course of action is
recommended? - ANSWER-No treatment is required; the cyst will dissipate naturally.
Which best describes the etiology of pemphigus vulgaris? - ANSWER-Autoimmune
response
The most common tumor of the salivary glands is ranula. A ranula is clinically found on
the floor of the mouth. - ANSWER-The first statement is false, the second is true.
During pregnancy, when do most embryonic cleft malformations occur? - ANSWERFirst trimester
Where is chronic atrophic candidiasis most likely found? - ANSWER-Palate
Which description best explains the phenomenon of referred pain? - ANSWERConvergence of sensory nerve impulses
Which results will ensue if a kilovolt peak (kVp) below 65 is used when exposing
radiographs? - ANSWER-Exposure to radiation is increased
Under which classification of gingival diseases and conditions is puberty-associated
gingivitis found? - ANSWER-Plaque-Induced Gingival diseases modified by systemic
factors
A patient presents with a short, thick lingual frenum that results in limited tongue
movement affecting speech. Which is the most likely diagnosis of this condition? -
ANSWER-Ankyloglossia
When is tooth eruption complete? - ANSWER-Tooth has made contact with its
antagonists in opposing jaw
When does mixed dentition begin? - ANSWER-Eruption of first permanent tooth
Each of the following compounds is used to fluoridate domestic water systems EXCEPT
one. Which one is the EXCEPTION?
A. Acidulated phosphate
B. Hydrofluorosilicic acid
C. Sodium fluoride
D. Sodium silicofluoride - ANSWER-Acidulated phosphate
Acidulated phosphate is an in-office, professional topical fluoride.
Most dental sealants places are self cured because this process allows for a longer
working time for the operator. - ANSWER-NEITHER the statement NOR the reason is
correct.
Each of the following patients would benefit from prescription fluoride supplements
EXCEPT one. Which one is the EXCEPTION? - ANSWER-33 yr old female in her
second trimester of pregnancy who drinks unfluoridated water.
In addition to bleeding, which other characteristic best describes a mild case of
gingivitis? - ANSWER-Areas of pseudopocketing
Each of the following are true concerning professionally applied topical fluoride in a tray
EXCEPT one. Which one is the EXCEPTION? - ANSWER-Ask patient to rinse
thoroughly following the application to prevent ingestion.
Which most effectively identifies plaque biofilm on tooth surfaces? - ANSWERDisclosing agent
Mobility is a risk factor for periodontal disease progression. Mobility is measures using
bidigital evaluation when teeth are not occluded. - ANSWER-Both statements are true
After taking a periodical of tooth #24 using the paralleling technique, the dental hygienist
notices the image appears elongated. How would the dental hygienist correct this error?
- ANSWER-Increase negative vertical angulation
A patient in her seventh mont ho pregnancy begins to feel nauseous during the dental
prophylaxis. Suddenly, the patient begins to sweat and starts grasping for air. What is
the patient experiencing? - ANSWER-Supine hypotensive syndrome
Supine hypotensive syndrome is an abrupt fall in blood pressure resulting from
compression of the inferior vena cava by the gravid uterus when the patient is in a
supine position. It manifests as bradycardia, sweating, nausea, weakness, and air
hunger.
Which vaccination does OSHA require employers to offer all personnel at risk of
exposure to blood and other potentially infectious materials? - ANSWER-Hepatitis B
The Hepatitis B airs (HBV) is transmitted through ingestion of foods or water
contaminated by an infected person. The Hepatitis A virus (HAV) is transmitted through
blood, blood products, or body fluids. - ANSWER-Both statements are false. It's
swapped.
The Hepatitis A virus is transmitted through ingestion of foods or water contaminated by
an infected person. The HBV virus is transmitted through blood.
Which pathogen is transmitted via inhalation of airborne droplet nuclei? - ANSWERMycobacterium tuberculosis
Each of the following medical emergencies indicates administration of oxygen EXCEPT
one. Which is the EXCEPTION? - ANSWER-Hyperventilation
Which sounds results from a bronchospasm that occurs during an asthmatic attack? -
ANSWER-Wheezing
Which oral physiotherapy is indicated for a patient with type I embrasures? - ANSWERDental floss
The exaggerated inflammatory response of gingival tissues to local irritants that can
occur during pregnancy is commonly known as pregnancy gingivitis. This exaggerated
response of gingival tissues is sue to an increase in the systemic level of the hormone
testosterone. - ANSWER-The first statement is true and the second is false
Where on the learning-ladder continuum does a patient recognize a problem and
indicate a tentative inclination toward action? - ANSWER-Self-interest
Where on the learning-ladder continuum does a patient institute a new behavior? -
ANSWER-Action
Where on the learning-ladder continuum is the patient motivated to act on the
information provided? - ANSWER-Involvement
Dental needles are available in three lengths: long, short, and ultrashort. The lower the
cause number of the needle, the smaller the diameter of the lumen - ANSWER-The first
statement is true and the second is false
Which is the most common desensitizing agent found in over-the-counter dentifrices? -
ANSWER-Potassium nitrate
Pain threshold is the point at which an uncomfortable stimulus is perceived as painful.
Pain tolerance is the maximum amount of pain a person can tolerate. - ANSWER-Both
statements are true.
Which preservative ingredient is in local anesthesics? - ANSWER-Sodium bisulfite
Which strategy should be implemented for a patient who presents with a sustain blood
pressure reading of 160/100 mm Hg with no previous history of hypertension? -
ANSWER-Postpone treatment and refer patient to physician of record.
Which oral hygiene index included all teething the assessment and is used for plaque
visualization and oral hygiene motivation? - ANSWER-O'Leary's Plaque Control Record
which fatty acids decrease serum cholesterol levels - ANSWER-poly unsaturated
which fat soluble vitamin prevents night blindness - ANSWER-A
which vitamin prevents spina bifida - ANSWER-Folate
as used in the dental setting, which stage of anesthesia is nitrous oxide - ANSWER-I
which is the drug choice for acute angina - ANSWER-Nitroglycerin
tuberculosis is a viral infection. tb is acquired through airborne transmission - ANSWERfalse, true
each is characteristic of staphylococcus except? - ANSWER-mobile