HESI DENTAL HYGIENE EXAM 2 LATEST VERSIONS
DENTAL HYGIENE HESI EXAM 400+ QUESTIONS
AND CORRECT ANSWERS ALREADY GRADED A+
A patient's intramural examination reveals a well-circumscribed, raised lesion along the lateral border of the tongue. The lesion is soft, deep purple and measures 2mm diameter. The patient believes it first appeared after accidentally biting the tongue. Which best defines the lesion? - ANSWER✔✔Hemangioma Intraoral lesions may occur with each of the following condition EXCEPT one. Which one is the EXCEPTION? - ANSWER✔✔Basal cell carcinoma
Basal cell carcinoma is a skin tumor often found the face or lips, not the oral cavity.Which infectious disease is NOT caused by the coxsackievirus? - ANSWER✔✔Verruca vulgaris
Verruca vulgaris is an oral wart caused by the human papilloma virus (HPV) In which region does an early symptom of measles appear? - ANSWER✔✔Buccal mucosa 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? - ANSWER✔✔First trimester Where is chronic atrophic candidiasis most likely found? - ANSWER✔✔Palate Which description best explains the phenomenon of referred pain? - ANSWER✔✔Convergence of sensory nerve impulses 1 / 3
Which results will ensue if a kilovolt peak (kVp) below 65 is used when exposing radiographs? - ANSWER✔✔Exposure to radiation is increased Each of the following compounds is used to fluoridate domestic water systems EXCEPT one. Which one is the EXCEPTION?
- Acidulated phosphate
- Hydrofluorosilicic acid
- Sodium fluoride
- 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? - ANSWER✔✔Disclosing 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. 2 / 3
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? - ANSWER✔✔Mycobacterium 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? - ANSWER✔✔Dental 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
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