Dental hygiene

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Dental Hygiene Knowledge Quiz

Test your knowledge on important dental hygiene practices with this engaging quiz designed for parents, caregivers, and dental professionals. Stay informed about best practices for dental care across various age groups, with a focus on infants, children, and older adults.

  • Learn about fluoride usage and dental visits
  • Understand oral health challenges for different demographics
  • Discover effective communication techniques for patients with special needs
100 Questions25 MinutesCreated by CaringTooth123
A smear layer of fluoridated toothpaste is advised for an infant and children up to the age of:
2 years
3 years.
4 years.
5 years
A) A first dental visit is recommended at the eruption of the first tooth, and no later than at 6 months of age. B) One of the major reasons for this first visit is to establish a dental home.
Statement A is true and statement B is false.
Statement A is false and statement B is true.
Both statements are true.
Both statements are false
Use of fluoride supplementation can begin at:
Birth.
Months of age
6 months of age.
9 months of age
1 year.
The safest time for providing dental care to a pregnant patient is during the:
First 4 weeks of pregnancy.
First trimester.
Second trimester.
Third trimester.
Last month of pregnancy.
During the third trimester of pregnancy, lying in the supine position can be uncomfortable for the pregnant woman due to the weight of the fetus pressing on circulatory vessels. Patient positioning should be adjusted by doing the following?
Working on the patient in an upright position
Taking frequent breaks to allow the patient to readjust her position
Working on the patient in a Trendelenburg position
Having the patient lie on her right side
Having the patient lie on her left side
The best type of fluoride application for treating white spot lesions on primary teeth is:
Burnishing the area with fluoridated toothpaste.
A fluoride rinse product.
Painting acidulated phosphate fluoride on the area.
A tray application of neutral sodium fluoride.
Applying a sodium fluoride varnish to the area
A) Children younger than 6 years of age should use mouthrinse. B) Parent/main caregiver of the child may rinse at bedtime with a 0.12% chlorhexidine gluconate for 1 week per month to decrease risk of transferring cariogenic bacteria.
Statement A is true and statement B is false.
Statement A is false and statement B is true.
Both statements are true.
Both statements are false.
White-spot lesions along the cervical areas and on proximal tooth surfaces indicates which of the following?
Caries
Extrinsic stain
Demineralization
Bruxism
Thumb sucking
For fluorosis to develop in primary teeth, excessive fluoride intake occurs:
During fetal growth in the uterus.
Through prolonged breastfeeding.
Through excessive intake during the first year.
Through the ingestion of toothpaste.
Through prolonged use of fluoride supplements.
The microorganism most commonly found in the saliva of children who present with early childhood caries is
Treponema denticola.
Bacterioids forsythus.
Fusobacterium nucleatum.
Prevotella intermedia.
Streptococcus mutans.
Communication with the older adult patient includes all the following, except:
Calling them by their first name.
Allowing sufficient time for reviewing complex histories.
Eliminating distracting background music.
Sitting facing the patient.
The older population has more of which type of caries than any other age group?
Occlusal
Proximal
Lingual
Root
Deciduous
Common oral changes associated with aging include all the following, except:
Embrasure spaces have full thickness.
Cervical third dental caries.
Decreased saliva production.
Deficient restorations.
All of the following are physiologic changes that occur in the musculoskeletal system due to the normal aging process except one. Which one is the exception?
Decrease in bone volume (mass)
Diminished muscular strength and speed
Curvature of cervical vertebrae
Loss of elasticity in the ligaments
Increased tolerance to temperature extremes
All of the following would be important treatment considerations with Alzheimer patients except one. Which one is the exception?
Power toothbrushes may improve dental biofilm removal.
Do not allow the caregiver in the treatment area to avoid distraction
Consult with the patient's physician prior to treatment.
Establish an aggressive preventive program including 3-month recalls
Provide repeated reinforcement.
All of the following are oral manifestations of cleft palate, except:
Poorly formed teeth
Mouth breathing.
Fluorosis.
Malocclusion.
A child with a cleft palate is at greater risk for all of the following, except:
Upper respiratory infections.
Middle ear infections.
Tissue overgrowth.
Inadequate speech development
A) A child with a cleft palate is more likely to have a mental disability. B) A child with a cleft palate is more prone to ear infections.
Statement A is true and statement B is false.
Statement A is false and statement B is true.
Both statements are true.
Both statements are false.
All of the following are appointment considerations for patients with cleft palate, except:
Apprehension and self-esteem.
Communication
Patient motivation.
Patient control
Paul, who is 8 years old, is a patient who had cleft palate surgery completed at an early age to repair a Class VI cleft. He has malpositioned teeth in the maxillary arch that have contributed to speech problems, poor oral hygiene, and several carious teeth. His parents ask for guidance on what can be done to improve his speech and his smile. Paul cares for his teeth on his own and brushes once a day. He is apprehensive about dental treatment. The first priority to address in providing treatment for Paul is:
Referral for orthodontics.
Referral to a speech therapist.
Routine cleaning and fluoride application.
Restorative work
Which of the following is not a physical characteristic of fragile X syndrome?
Prominent forehead
Round wide face
Protruding ears
Hyperflexibility
An adult who can conform to a daily routine, do small household tasks, but is likely to be in need of supervised support has what level of intellectual disorder?
Mild
Moderate
Severe
Profound
Which of the following oral features are frequently associated with Down syndrome?
Deeply fissured tongue, mouth breathing, thickened lips
Angle's Class II occlusion, macrodontia, narrow palate
Gingivitis, supernumerary teeth, microglossia
Atrophic lips, drooling, linear gingival erythema
Intellectual disorder is characterized by which of the following?
Impairment in verbal skills and social interaction
Normal intellectual functioning
Significant limitations in adaptive behavior
Origination after age 21
The purpose of cognitive-behavioral therapy for people with autism is:
To trust only their caregiver.
To respond to everyday stimuli with minimal aggression.
To reduce self-injury to only occasional inflictions
To lead more normal lives by decreasing anxiety.
Which of the following is not true of a disability?
It can be permanent or temporary.
It involves any loss or abnormality of psychologic, physiologic, or anatomic structure or function.
It affects musculoskeletal, sensory, or neurologic function.
It is a reduction in a person's activity resulting from a health condition.
A patient who is unable to complete brushing and flossing on his or her own and depends on someone else to attend to his or her oral care would be classified as:
High functioning.
Moderate functioning.
Low functioning.
Self-care able.
Partial care able
Jim, a 14-year-old patient, presents to the dental office with his mother, complaining of bleeding gums and sensitivity. His mother reports on his medical history that he has muscular dystrophy and has had epilepsy since he was 3. A few years ago, he had to start using a wheelchair. He has difficulty bending his arm at the elbow and has limitations in raising his arms. The dental hygienist notes that Jim has moderate gingival overgrowth and generalized heavy biofilm accumulation. Jim's mother states that she tries to help him brush his teeth, but he still wants to be as independent as possible and does not like to have help. She knows he probably cannot reach his back teeth by himself. She is also concerned that he may have several cavities because he eats a lot of candy when he is with his caregiver before and after school, but he does drink a lot of bottled water each day. The gingival overgrowth indicated may be caused by which of the following medications?
Depakote
Phenytoin
Aspirin
Benadryl
If a patient with a disability has a legal guardian, the legal guardian must:
Give consent for treatment, including signing consent forms.
Translate what the patient is saying.
Be the caregiver for the patient.
Be present in the treatment room.
When doing a sliding board transfer, the seat of the dental chair should be positioned:
90 degrees to the wheelchair seat.
At equal height to the wheelchair seat.
Higher than the wheelchair seat.
Slightly lower than the wheelchair seat.
Which factor should a hygienist consider when planning dental hygiene care for the patient with multiple sclerosis?
Xerostomia
Poor nutrition
Decubitus ulcers
Impaired motor ability
Parkinson's disease:
Is controlled by dopamine.
Causes tremor in the feet and flexibility in the arms.
Affects as many as 500,000 middle-aged and older persons in the United States.
Has approximately 30,000 new diagnosed cases each year.
Which condition requires antibiotic premedication before dental and dental hygiene treatment?
Autonomic dysreflexia
Ventriculoperitoneal shunt
Ventriculoatrial shunt
Spina bifida occulta
How can osteoarthritis affect the temporomandibular joint?
Pain
Limited ability to open
Crepitation and clicking
Ankylosis
Another term for cerebrovascular accident is:
Kyphosis
Akinesia
Stroke
Pallidotomy
Sclerosis
Cushing's syndrome:
Is caused by too little cortisol production.
Has a symptom of weight loss.
Causes increased melanic pigmentation.
Causes hypoglycemia.
A thyroid storm:
Is a sudden worsening of hypothyroidism symptoms.
Can be caused by an infection or stress.
Requires a possible hospital stay.
All of these are correct.
Which of the following is the master endocrine gland that regulates the output of hormones by other glands?
Thyroid
Parathyroid
Pancreas
Adrenal
Pituitary
Diabetes is a disease of metabolism with inadequate production of the hormone insulin. Which endocrine gland is responsible for diabetes?
Adrenal
Hypothalamus
Parathyroid
Pancreas
Pineal
The absence of spontaneous menstrual periods in a female of reproductive age is:
Amenorrhea
Dysmenorrhea
Endometriosis
Menarche
Oligomenorrhea
A1c measures the quantity of the end product of high glucose bound to a(n) __________ molecule.
ATP
Hemoglobin
Deoxyribonucleic acid
Oxygen
A) Uncontrolled diabetes contributes to the severity of periodontal infection. B) A periodontal infection can complicate the control of blood glucose levels in diabetics.
Statement A is true and statement B is false
Statement A is false and statement B is true.
Both statements are true.
Both statements are false.
Polydipsia is excessive:
Hunger
Thirst.
Urination.
None of these are correct.
Susan Fones is a 34-year-old teacher who comes in every 6 months for her cleaning. She was diagnosed with diabetes as a child and gives herself an insulin shot daily. She is concerned about her bleeding gums and has noticed mobility of her lower anterior teeth. She reports an extremely dry mouth and a burning tongue. She has taken her insulin today at 6:00 a.m. And indicates that its peak action occurs between 2 and 3 hours after the injection. The presence of xerostomia is most likely caused by:
Her medication.
Her diet.
An allergic reaction.
Impaired renal function.
Susan Fones is a 34-year-old teacher who comes in every 6 months for her cleaning. She was diagnosed with diabetes as a child and gives herself an insulin shot daily. She is concerned about her bleeding gums and has noticed mobility of her lower anterior teeth. She reports an extremely dry mouth and a burning tongue. She has taken her insulin today at 6:00 a.m. And indicates that its peak action occurs between 2 and 3 hours after the injection. The patient has what type of diabetes?
Type 1
Type 2
Juvenile diabetes
Gestational diabetes
A) Patients with uncontrolled glucose levels are at higher risk for periodontal disease. B) Routine dental procedures, including deep scaling procedures, can be completed when the uncontrolled diabetic has received antibiotic premedication.
Statement A is true and statement B is false.
Statement A is false and statement B is true.
Both statements are true
Both statements are false
For the first 6 months after head and neck radiation therapy, recall the patient every __________ as needed for nonsurgical periodontal therapy.
2 to 4 weeks
4 to 8 weeks
8 to 12 weeks
4 to 6 months
A 55-year-old man with Stage III squamous cell carcinoma of the left retromolar area and left lateral tongue, with metastasis to the left neck, presents for a cleaning appointment prior to his continuing radiation therapy. The radiation field includes the entire neck, mandible, TMJ, and posterior of the maxilla. The examination reveals multiple teeth with cervical caries. The patient has a well-fitting maxillary partial denture, replacing teeth #1 to #5 and #12 to #15. Periodontal involvement includes pocketing ranging from 5 to 7 mm on the maxillary anterior teeth and generalized on the mandibular arch. The plaque level is moderate, with heavy calculus and stain. The patient drinks occasionally and smokes two packages of cigarettes daily. He brushes his teeth twice daily and rinses with Listerine once each day. During assessment of your patient, you notice signs of severe xerostomia. You would expect him to have all of the following other symptoms of radiation therapy, except
Impaired taste
Inability to open mouth completely.
Tooth mobility.
Oral mucositis.
Suggestions for the dental hygiene care plan for patients with cancer include all of the following, except:
Providing positive reinforcement.
Verbally reviewing their homecare instruction.
Demonstrating acceptance and empathy.
Practicing active listening skills.
Dental hygiene treatment should be postponed during chemotherapy treatment when the platelet count is less than:
20,000/mm.
30,000/mm.
50,000/mm.
60,000/mm.
The type of bone marrow transplant when the tissue comes from one's own body is:
Allogeneic.
Autologous.
Hematopoietic.
Syngeneic.
All of the following are systemic side effects of chemotherapy, except:
Alopecia.
Bone necrosis.
Nausea.
Anemia
Which of the following instructions should a dental hygienist give to a patient regarding postsurgical care?
Place a gauze pad or cold wet tea bag over the surgical area when bleeding persists.
Rinse the surgical site continually for the first 24 hours following surgery.
Avoid brushing the teeth and flossing for 7 to 10 days following surgery.
Apply a heating pad to the jaw to reduce swelling.
Which of the following is not an objective of dental hygiene care and instruction before oral and maxillofacial surgery?
Reduction of oral bacterial count
Reduction of inflammation of the gingiva
Fixation of bone fragments from a fractured jaw
Removal of calculus deposits
Mandibular fractures are described by the location and include all of the following, except:
Alveolar process.
Condyle
Angle.
Pterygoid process.
Symphysis.
Which of the following is not an objective in planning the diet of a patient with a fractured jaw?
To help the patient maintain an adequate nutritional state
To promote healing
To prevent new carious lesions
To promote weight loss
True or False? Maxillary fractures are easier to manage because of the fixation of the associated anatomy.
True
False
Which one of the following is not a suggested mouth rinse after surgery?
Physiologic saline
Room temperature filtered water
Chlorhexidine gluconate
Fluoride
A seizure is a:
State of continuous, unremitting action of muscular contraction.
Paroxysmal event that results from abnormal brain activity.
Sudden involuntary contraction of a muscle or group of muscles.
Rapid succession of epileptic spasms without intervals of consciousness.
When a seizure occurs, the dental hygienist should:
Call emergency medical services.
Restrain the patient.
Move all sharp objects out of the way.
Put a bite block between the teeth.
The antiepileptic drug phenytoin can cause what oral changes?
Gingivitis
Fungal infection
Gingival hyperplasia
Radio-osteonecrosis
Bill, a 30-year-old patient, presents to the office for routine dental hygiene therapy. Bill has always reported that he has had seizures. This visit he indicates that he has been having a seizure about once a week. Since his seizures have been happening more frequently, his doctor has put him on phenytoin. The dental hygienist asks Bill about his seizures and he states that he usually notices very strong smells before his seizures. His seizures usually last about 10 seconds, he loses consciousness, and usually his eyelids twitch. He comes out of it quickly and usually does not remember what has happened. During the intraoral exam the dental hygienist notes that the gingiva in the upper anterior interdental area is enlarged and is somewhat fibrotic. Bill says he has noticed it but it is not painful. What determines the severity of phenytoin-induced gingival enlargement?
Amount of medication
Length of use of medication
Amount of biofilm
Genetic factors
Bill, a 30-year-old patient, presents to the office for routine dental hygiene therapy. Bill has always reported that he has had seizures. This visit he indicates that he has been having a seizure about once a week. Since his seizures have been happening more frequently, his doctor has put him on phenytoin. The dental hygienist asks Bill about his seizures and he states that he usually notices very strong smells before his seizures. His seizures usually last about 10 seconds, he loses consciousness, and usually his eyelids twitch. He comes out of it quickly and usually does not remember what has happened. During the intraoral exam the dental hygienist notes that the gingiva in the upper anterior interdental area is enlarged and is somewhat fibrotic. Bill says he has noticed it but it is not painful. Gingival hyperplasia is caused by:
Edema and inflammation in gingival tissue.
Fibroblasts and osteoblasts depositing excessive extracellular matrix.
An increase in size of the cells of the gingiva.
An increased size in osteoclasts.
A) A partial seizure affects the entire brain at the same time. B) A generalized seizure involves only a part of the brain.
Statement A is true and statement B is false.
Statement A is false and statement B is true.
Both statements are true
Both statements are false.
Beth, a 16-year-old teenager, comes into the office complaining of tooth sensitivity. She has not been seen in the office for 3 years. When asked about her medical history she states that she has been diagnosed with an eating disorder and has had a lot of trouble with it over the past few months. Beth is of normal weight and the dental hygienist questions her further about the disorder. She states that she goes through phases of uncontrollable binge eating and then uses laxatives or self-induces vomiting after the binges. She says she thinks she is obese. Upon further assessment the dental hygienist notes that several teeth have been worn down and are very translucent. She also notes that the right parotid gland is swollen. Which surface of teeth most often shows signs of perimylolysis in a patient who has bulimia?
Maxillary anterior linguals
Mandibular anterior linguals
Maxillary posterior buccals
Mandibular occlusals
Beth, a 16-year-old teenager, comes into the office complaining of tooth sensitivity. She has not been seen in the office for 3 years. When asked about her medical history she states that she has been diagnosed with an eating disorder and has had a lot of trouble with it over the past few months. Beth is of normal weight and the dental hygienist questions her further about the disorder. She states that she goes through phases of uncontrollable binge eating and then uses laxatives or self-induces vomiting after the binges. She says she thinks she is obese. Upon further assessment the dental hygienist notes that several teeth have been worn down and are very translucent. She also notes that the right parotid gland is swollen. Beth indicates that she is seeing a doctor for her eating disorder. What dental advice should the hygienist give her?
Have more frequent dental prophylaxis.
Brush teeth as much as possible.
Avoid mouthrinses with fluoride.
Do not brush teeth after vomiting
Dental hygiene therapy should be completed at what time for a patient with schizophrenia?
In the morning
When symptoms are controlled by medication
During the prodromal phase
During an acute exacerbation
A side effect of antipsychotic medication that causes involuntary mouth and jaw movements is called:
Akathisia.
Dysarthria.
Muscle dystonia
Tardive dyskinesia.
A patient with photosensitivity should be given __________ during dental hygiene therapy.
Saliva substitutes
Fluoride
Local anesthesia
Tinted protective glasses
The major oral problem associated with antidepressive medications is:
Facial grimacing.
Xerostomia.
Candida infection.
Gingivitis.
The need for higher doses of a drug to achieve the same effects is called:
Dependence
Craving.
Nystagmus.
Euphoria.
Tolerance.
Snorting of cocaine can result in perforation of the:
Nasal septum.
Floor of mouth
Alveolar Ridge.
Palate
Which of the following has the side effect of trismus?
Meth
Cocaine
Speed
Cannabis
All of the following are oral conditions that can be characteristic of meth abuse, except:
Cleft palette.
Xerostomia.
Rampant caries.
Periodontal disease.
Erosion.
A) Oral candidiasis can be present with substance abuse due to immunosuppression. B) Due to immunosuppression and inadequate nutrition, tissue healing is good.
Statement A is true and statement B is false.
Statement A is false and statement B is true.
Both statements are true.
Both statements are false.
A) Alcohol abuse is associated with an increased risk of cancer of the gastrointestinal and respiratory tracts. B) Alcohol abuse combined with tobacco abuse increases risk for oral cancer.
Statement A is true and statement B is false.
Statement A is false and statement B is true.
Both statements are true.
Both statements are false.
The dental chair position should be __________ for patients with respiratory disease.
Supine
Semi-supine
Parallel with floor
None of these are correct.
All of the following are considered upper respiratory tract diseases, except:
Common cold.
Sinusitis.
Influenza
Asthma.
Pharyngitis.
An infection that is acquired during a long hospital stay is known as:
Atopy
Urticarial.
Orthopenia.
Communicable.
Nosocomial.
A) Tuberculosis is an infectious communicable disease caused by Mycobacterium tuberculosis. B) A positive Mantoux skin test provides definitive diagnosis of clinically active tuberculosis
Statement A is true and statement B is false.
Statement A is false and statement B is true
Both statements are true.
Both statements are false.
Which of the following is not true of oral manifestations of TB?
It can cause glandular swelling.
It can occur on the lips.
It can cause irregular ulcers on the ventral surface of the tongue.
It can be confirmed by biopsy.
Mr. Patton presents in your office for a tooth extraction. His dental chart indicates that he has asthma. He uses an albuterol (Ventolin) inhaler four times per day to treat the asthma. Mr. Patton reports that his cardiologist's office has recently prescribed captopril (Capoten) because his blood pressure has been high. The dentist plans on using a local anesthetic containing epinephrine. An oral manifestation from the use of an inhaler is
Gingivitis.
Petechia on the hard palate.
Gingival overgrowth.
Roughened corrugated mucosa.
Lichen planus
Which of the following is an example of a genetic cause of a congenital heart defect?
Thalidomide
Rubella infection from the mother
Down syndrome
Cytomegalovirus infection from the mother
A) The dental patient who is experiencing heart failure is usually unconscious. B) The patient should be placed in a supine position to prepare for initiation of emergency response procedures.
Statement A is true and statement B is false.
Statement A is false and statement B is true.
Both statements are true.
Both statements are false.
The type of heart disease that arises from restricted blood supply to the myocardium is known as:
Angina.
Hypertensive.
Infarction.
Ischemic.
A) Coumarin derivatives, such as warfarin (Coumadin), are used in anticoagulant therapy to prevent blood clots. B) Dental patients on Coumadin should have their prothrombin time checked no more than 1 hour before their dental appointment to determine blood clotting time.
Statement A is true and statement B is false.
Statement A is false and statement B is true.
Both statements are true.
Both statements are false.
All of the following are signs and symptoms of right heart failure, except:
Cold sweat.
Cyanosis of mucous membranes and nail beds
Prominent jugular veins.
Cold hands and feet.
Use of antibiotic prophylaxis is limited to those at highest risk for:
IE.
DE
SBE.
None of these are correct.
White blood cells comprise approximately __________ of the blood cell values of blood plasma.
1%
5%
10%
30%
60%
Mr. Landis, a 35-year-old white male, presents for dental care. He has Von Willebrand disease and is HIV positive. The patient is concerned with his bleeding gums and increased tooth mobility of his mandibular anterior teeth. The patient presents with ecchymosis on his right forearm and reports his blood test results performed the previous day revealed a platelet count of 110,000/mm. His last dental appointment was over a year ago. Vital signs were within normal limits. Von Willebrand disease is a disorder associated with:
Increases in leukocytes in the blood.
Abnormally large red blood cells.
Platelet dysfunction.
Lack of hemoglobin in the blood.
Pernicious anemia is caused by a deficiency of:
Vitamin A.
Vitamin B12.
Vitamin D.
Vitamin K.
Folate.
The patient with neutropenia can have all of the following signs and symptoms, except:
Lymph node enlargement.
Oral stomatitis.
Severe infections
Severe myalgia.
Secondary polycythemia is also called erythrocytosis, and it refers to a(n):
Decrease in platelets.
Decrease in monocytes
Increase in red blood cells.
Increase in white blood cells
Bruising, spontaneous intraoral bleeding, and hemarthroses are all classic signs of which blood disorder?
Pernicious anemia
Hemophilia
Sickle cell disease
Polycythemia
OLP is a chronic inflammatory disease that affects the:
Cheeks
Teeth.
Gingiva.
Cheeks and teeth.
Cheeks and gingiva.
Weakness of eye movements with double vision are initial symptoms of __________. If generalized, it involves muscles of the face, mastication, and tongue.
Multiple sclerosis
Scleroderma
Myasthenia gravis
Sjogren's syndrome
A) The immune system consists of two parts called the acquired and primate immune systems. B) Autoimmune diseases occur when the immune system cells attack parts of the body instead of protecting it.
Statement A is true and statement B is false.
Statement A is false and statement B is true
Both statements are true
Both statements are false.
__________ is a chronic systemic autoimmune disease in which autoantibodies attack healthy cells in the exocrine glands followed by many other organs.
Sjorgren's syndrome
Multiple sclerosis
Scleroderma
Lupus
What radiographic findings would you possibly find in a patient with scleroderma?
Missing teeth
Widening of periodontal ligament spaces
High rate of decay
Periodontal abscess
The immune cells associated with adaptive immunity are called lymphocytes. The two major lymphocytes are:
A and B.
T and L
A and L.
B and T.
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