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HESI Dental Hygiene Case Studies Questions and Correct Answers | Latest Update

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  • Course
  • HESI Dental Hygiene
  • Institution
  • HESI Dental Hygiene

Which bacteria are predominately found close to the pulp in the carious lesion on tooth #14? A. Streptococcus mutans. B. Lactobacillus. C. Actinomyces viscosus. D. Fusobacterium. → ::- B. Lactobacillus. Case 1: Which clinical characteristic indicates the presence of subgingival calculus?...

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  • September 24, 2024
  • 67
  • 2024/2025
  • Exam (elaborations)
  • Questions & answers
  • HESI Dental Hygiene
  • HESI Dental Hygiene
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1 | P a g e | © copyright 2024/2025 | Grade A+




HESI Dental Hygiene Case Studies
Questions and Correct Answers |
Latest Update
Case 1:

Which bacteria are predominately found close to the pulp in the carious

lesion on tooth #14?

A. Streptococcus mutans.

B. Lactobacillus.

C. Actinomyces viscosus.

D. Fusobacterium.


→ ::- B. Lactobacillus.




Case 1:

Which clinical characteristic indicates the presence of subgingival calculus?

A. Presence of supragingival calculus.

B. Presence of diastemas.

C. Bluish-red marginal gingiva.

D. Attachment loss.


→ ::- C. Bluish-red marginal gingiva.




Master01 | September, 2024/2025 | Latest update

, 1 | P a g e | © copyright 2024/2025 | Grade A+


Case 1:

Radiographically, what is the radiopaque structure posterior to tooth #31?

A. Internal oblique ridge.

B. Mandibular canal.

C. External oblique ridge.

D. Retromolar pad.


→ ::- A. Internal oblique ridge.




Case 1:

Which explains the distobuccal probing depths on tooth #13?

A. Keratinized tissue associated with tobacco use.

B. Presence of radicular calculus.

C. Gingival enlargement.

D. Periodontal health.


→ ::- B. Presence of radicular calculus.




Case 1:

The patient is scheduled to have tooth #14 extracted. Which prophylactic

oral antibiotic drug regimen should be prescribed for this procedure?

A. Cephalexin 2 grams one hour prior.




Master01 | September, 2024/2025 | Latest update

, 1 | P a g e | © copyright 2024/2025 | Grade A+


B. Cephalexin 2 grams one hour before and after.

C. Amoxicillin 2000 milligrams one hour before and after.

D. Amoxicillin 2000 milligrams one hour prior.


→ ::- D. Amoxicillin 2000 milligrams one hour prior.




Case 1:

If necessary, which nonopioid analgesic can be recommended for the

patient to take after the extraction?

A. Ibuprofen.

B. Acetaminophen.

C. Naproxen.

D. Aspirin.


→ ::- B. Acetaminophen.




Case 1:

The dental hygienist plans to debride the patienT's dentition using a

magnetostrictive ultrasonic scaler. Which motion and sides are active with

the scaler tip?

A. Elliptical with lateral sides.

B. Linear with all sides.

C. Linear with lateral sides.


Master01 | September, 2024/2025 | Latest update

, 1 | P a g e | © copyright 2024/2025 | Grade A+


D. Elliptical with all sides.


→ ::- D. Elliptical with all sides.




Case 1:

The palate appears keratotic with interspersed red spots. What does this

clinical appearance most likely represent?

A. Nicotine stomatitis.

B. Hand, foot and mouth disease.

C. Materia alba.

D. Recurrent aphthous ulcers.


→ ::- A. Nicotine stomatitis.




Case 1:

The carious lesion on tooth #14 has penetrated each of the following tooth

structures EXCEPT one. Which one is the EXCEPTION?

A. Dentin.

B. Pulp.

C. Enamel.

D. Cementum.




Master01 | September, 2024/2025 | Latest update

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