Free practice quiz
DLOSCE Prep Course (DLOSCE): free quiz
10 questions from the program. See your score right away, then unlock the explanation of every answer.
- Question 1 of 10
A 45-year-old patient says, “I just need antibiotics for a gum abscess.” Focused questioning reveals 24 hours of rapidly increasing submandibular swelling, fever, painful swallowing, muffled voice, and limited mouth opening. Pulse is 112/min. As the entry-level general dentist, what is the safest next step?
D is correct. Dysphagia, muffled voice, fever, tachycardia, trismus, and submandibular swelling suggest possible spreading odontogenic infection with airway risk. A is tempting for a localized abscess, but oral antibiotics alone may delay urgent care. B addresses a dental source but ignores systemic and airway red flags. C may be appropriate for an oral and maxillofacial surgeon or hospital team, not an entry-level general dentist in an ambulatory setting.
ASSESS airway, vitals, onset, spread, swallowing, and voice changes. INTERVENE by deferring routine treatment and stabilizing as appropriate. REFER immediately to emergency/OMFS care. DOCUMENT red flags and referral instructions. - Question 2 of 10
A 58-year-old patient requests “something for dry mouth.” They have rampant new cervical caries, sticky mucosa, and difficulty swallowing dry foods. Medications include amitriptyline and hydrochlorothiazide. No salivary gland swelling or fever is present. What is the most appropriate initial management?
D is correct: xerostomia requires assessment of onset, medications, function, salivary findings, and high-caries-risk prevention. A misses a major cause and risk modifier. A may be part of specialist evaluation for suspected Sjögren disease, but not the first step here. C is overly aggressive. Document symptoms, medications, caries risk, preventive plan, and any medical communication.
- Question 3 of 10
A 42-year-old patient says, “I need an antibiotic for a tooth abscess.” They report 2 days of mandibular molar pain, increasing submandibular swelling, fever, malaise, and difficulty swallowing. Blood pressure is 138/84 mm Hg, pulse 104/min, temperature 38.5°C. What is the best next step for the entry-level general dentist?
A is correct: fever, malaise, dysphagia, tachycardia, and submandibular swelling are red flags for spreading infection and possible airway risk. A delays escalation; antibiotics alone are inadequate. A may be appropriate for an oral surgeon or hospital team, but not office management when airway risk is present. A ignores systemic instability and the chief complaint. Assess, refer urgently, and document symptoms, vitals, and referral instructions.
- Question 4 of 10
A 35-year-old patient presents with “sinus tooth pain” in the maxillary right posterior area. Pain began 4 days ago, is spontaneous, wakes the patient at night, and lingers several minutes after cold drinks. No swelling or fever is present. Percussion is mildly tender on tooth #3. Which chief-complaint question is most important to clarify the likely diagnosis?
D is correct: lingering thermal pain helps distinguish irreversible pulpitis from reversible sensitivity or nonodontogenic complaints. C is premature before diagnosis and consent. B is not part of chief complaint analysis. A may be relevant if sinus disease is suspected, but anchoring on the patient’s self-diagnosis misses key pulpal features. Document onset, triggers, duration, and response to testing before planning care.
- Question 5 of 10
A 19-year-old patient reports “jaw pain from wisdom teeth.” Pain began yesterday behind the mandibular right second molar and worsens when chewing. There is mild gingival inflammation over a partially erupted third molar, no facial swelling, no trismus, and temperature is 36.9°C. What is the most appropriate immediate approach?
C is correct: localized mild pericoronal inflammation without systemic signs is managed with assessment, local measures, hygiene instruction, analgesia, and monitoring. A skips diagnosis and overuses opioids. D is for red flags such as airway compromise, spreading swelling, fever, or severe trismus. A is inappropriate because antibiotics are reserved for systemic involvement or spreading infection, not all tooth pain.
- Question 6 of 10
A 27-year-old patient calls after a bicycle fall. A permanent maxillary central incisor was completely knocked out 20 minutes ago and is being held in a dry tissue. The patient is alert and has no loss of consciousness. What instruction best addresses the chief complaint before the patient arrives?
C is correct: avulsed permanent teeth require urgent replantation or physiologic storage; handle the crown and avoid root damage. A damages periodontal ligament cells. A is false for permanent teeth. A worsens prognosis because extraoral dry time is critical. If head injury, aspiration risk, or uncontrolled bleeding appears, emergency medical evaluation takes priority.
- Question 7 of 10
A 68-year-old patient taking warfarin reports “my gums bleed when I brush.” They deny spontaneous bleeding, dizziness, melena, or recent medication changes. Generalized plaque and gingival inflammation are present. The patient asks whether dental cleaning should be done. What is the best next step?
D is correct: chief complaint analysis separates local plaque-induced bleeding from systemic bleeding risk and checks anticoagulation status before invasive care. C is unsafe; medication changes require the prescribing clinician. B is not first-line and exceeds routine initial management. A ignores a periodontal sign and medication risk. Document bleeding pattern, medications, INR information if available, and planned communication.
- Question 8 of 10
A 54-year-old patient says, “My jaw hurts; I think it is TMJ.” Pain began during exertion this morning and is associated with chest pressure, sweating, and shortness of breath. The patient looks pale in the waiting area. What should the dentist do first?
B is correct: exertional jaw pain with chest pressure, diaphoresis, and dyspnea suggests possible acute coronary syndrome. Dental treatment must stop while EMS is activated. A and C anchor on a dental/TMJ diagnosis despite systemic red flags. D may fit stable chronic pain, not acute instability. The dentist’s role is recognition, basic office response, referral, and documentation.
- Question 9 of 10
A 30-year-old patient complains of “a cracked tooth.” Sharp pain occurs only when biting on a mandibular first molar and briefly on release. Cold produces brief sensitivity that resolves immediately. No swelling is present, and the tooth has a large MOD restoration. Which assessment most directly clarifies the chief complaint?
C is correct: localized bite-release pain with brief cold response suggests cracked tooth syndrome; focused bite, pulp, periodontal, and radiographic tests identify the tooth and pulpal status. A may be used selectively but is not first-line for every crack. A misuses antibiotics without swelling or systemic infection. B is a possible specialist action later, but extraction without diagnosis is inappropriate.
- Question 10 of 10
A parent brings a 7-year-old with “a loose front baby tooth” after a playground injury. Exam shows a permanent maxillary central incisor partially displaced palatally with bleeding from the sulcus. The child is anxious but alert, with no vomiting or loss of consciousness. What is the most appropriate next step?
B is correct: chief complaint analysis must identify tooth type, displacement, occlusal interference, radiographic findings, and need for urgent trauma care. A assumes extraction and is inappropriate for many permanent luxations. A delays time-sensitive management. D is the wrong referral priority. Medical red flags from head injury would require emergency evaluation, but this scenario first needs dental trauma assessment.
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