MOCK exams!! more questions to study

Which artery provides blood flow to the floor of the mouth?

Lingual artery

Which one of these principal fiber groups extends from cementum

coronally to bone?

Oblique fibers

Gingivitis results from which of the following?

Ulceration at the sulcular base of the pocket

You find an area of decay on the buccal surface of tooth #30, near

the gingival margin. What G.V. Black classification of caries is this

suspicious area of decay?

class V

Which color of extrinsic stain is associated with inhaling metallic

dust, most likely from occupational exposure?

bluish green

What is the mechanism of action for fluoride rinses?

Retained in the saliva and dental plaque to reduce caries

Demineralization for enamel occurs when the pH drops below what

critical level?

4.5-5.5

Which type of bacteria produces higher amounts of acid from

sugars than other bacterial types

Streptococcus mutans

Which bacteria colonize the mouth of humans a few hours after

birth?

Streptococcus salivarius

Which one of the following is NOT one of the most common

viridans organism?

Staphylococcus aureus - They are major producers of proteins called leukocidins

that destroy phagocytes.

Which bacteria is NOT a microaerophilic bacteria?

Staphylococcus

In which of the following phases does bacterial growth occur the

most rapidly?

log phase

Which type of microorganism is the most important pathogen for

periodontal disease?

Porphyromonas gingivalis

Which type of hypersensitivity reaction is an immediate

anaphylactic reaction?

Type I --> This type of hypersensitivity reaction requires previous

exposure to an allergen and is an immediate anaphylactic reaction.

Which one of these symptoms is found in a diabetic patient that is

hyperglycemic?

Fruity breath - Breath with a fruity odor results from ketosis and

is a symptom of a hyperglycemic diabetic patient.

Which one of these sugar alcohols is made from cellulose

products?

Xylitol

Which of the following minerals is a macromineral?

sodium

Which of the following lesions is a calcification within a gland or

duct?

Sialolithiasis

Which of the following is the drug of choice for acute asthmatics?

Albuterol

Which type of cleaning agent should NOT be used as a surface

disinfectant due to its toxic fumes?

Glutaraldehydes

sterilization of metal instruments

dry heat

vertical overlap

overbite

An 18-year-old female patient was previously using chlorhexidine.

What color stain can you expect to find on her teeth?

yellow-brown stain

Where is fluoride rapidly absorbed?

stomach and small intestine

Which type of fluoride toxicity has symptoms that begin within 30

minutes of ingestion?

Acute fluoride toxicity

If a patient has large hands, which type of oral aid would best be

recommended for them to remove debris from their mouth?

Floss holder

Which of the following types of instrument handles decreases

tactile sensitivity?

solid

Which mouth rinsing agent has a side effect of a burning

sensation that is associated with the alcohol content?

essential oils

Which type of mouth rinse should be avoided if your patient uses

tobacco products?

essential oils

Which bacterium is associated with root caries?

Actinomyces viscosus

If the first 10 patients of the day were asked to fill out a

questionnaire about previous dental experiences this would be an

example of what type of sample?

Convenience sample

Which stage of learning is the patient at when the correct

information is obtained but the information lacks personal meaning?

awareness

At which stage does the dental lamina grow into the connective

tissue at 20 different places to form the primary teeth?

Bud stage

During which week(s) does the palate form?

6-12 weeks

Which stage of anesthesia does involuntary movement begin?

stage 2

How many bones does the orbit consist of?

7 bones

Which muscle pulls the lateral borders of the tongue downward?

Hyoglossus

During what weeks does the palate develop while in utero?

7-11 weeks

Where is the insertion of the lateral pterygoid muscle?

TMJ disc and neck of the mandibular condyle

What function does the lateral pterygoid serve?

Depress the mandible

Which tooth is most likely to exhibit lingual caries?

Max LI

Kaposi's sarcoma is also referred to as what viral, ulcerative

lesion?

Human Herpes Virus 8 (HHV-8)

What type of salivary lesion results from an obstruction of the

Wharton's duct?

Ranula

Which of the following refers to exudates containing a large

amount of pus?

Purulent

Which tooth has the largest width of attached gingiva?

Maxillary anteriors

Which of the following types of epithelial tissues line the oral

cavity?

Stratified squamous

Which radiographic landmark appears as a radiolucent area in the

mandibular molar region below the mylohyoid ridge?

Submandibular fossa

The essential fatty acids that must be derived from the diet are:

Linoleic and alpha-linoleic acid

Good sources of vitamin D include all of the following EXCEPT:

Blueberries

One of the fat-soluble vitamins involved in coagulation is:

Vitiamin K

Products that contain live microorganisms in sufficient numbers

that alter intestinal microflora and promote intestinal microbial

balance are known as

Probiotics

The USDA Dietary Guidelines for Americans advise:

Limiting total fat intake to 20 to 35 percent of daily calories

The average American consumes approximately how much

sodium per day?

3,400 mg

All of the following are potentially modifiable risk factors for

osteoporosis EXCEPT:

Chronically low intake of vitamin C and vitamin B6

____________ is the body\'s primary source of energy.

Glucose

What is the emulsifying agent that is produced by the liver, stored

in the gall bladder and aids in fat digestion and absorption?

Bile

Dietary fiber is an indigestible _________ that serves separately

as a body regulatory agent.

Carbohydrate

This type of carbohydrate is a vital emergency fuel for heart

muscle:

Glycogen

_____________ is the set of metabolic pathways that breaks down

molecules into smaller units to release energy.

Catabolism

The sum of body processes that change our food energy from the

three energy nutrients is called

Metabolism

Where does most of the hydrolysis of triglycerides occur?

Small intestine

Dietary intake of nutrients that meets the needs of almost all

healthy individuals is

RDA

Digestion in the small intestine is where pancreatic amylase

converts the carbohydrate starch into:

Maltose and sucrose

Which of the following is the essential base for all metabolic

processes?

Water

Ischemic strokes are the most commonly occurring form of

stroke.

true

Which type of stroke is caused by a clot forming in an artery that

is already narrow?

Thrombotic

Which of the following sexually transmitted diseases is caused by

a viral infection?

HPV

Which two tissues are formed by the same part of the tooth bud?

Dentin and pulp

At the cervical line, a cross section of the maxillary canine would

show

An oval shape with a slightly wider labial surface

The genetic information of the cell is located in which of the

following structures?

Nucleus and nucleoid

What does the nucleus and the nucleoid have in common?

they contain DNA

The TMJ structure consists of:

Two synovial compartments

Which of the following is not a risk factor for caries in children

with special needs?

Bruxism

You inform the family of a child with special needs that the

presence of gingival hyperplasia may put the child at risk for which of

the following

Severe gingivitis

What is the most critical age of susceptibility to fluorosis of the

permanent teeth?

Between 15 and 30 months of age

Which tooth is the most common for microdontia?

Max LI

Which of the following is the only artery to carry deoxygenated

blood?

Pulmonary artery

Which of the following is the best way to reduce patient dose to

radiation?

Film speed

Which artery is typically used to take the blood pressure of a

healthy adult patient?

Brachial

Your patient had a knee replacement one month ago. Today they

are in for localized scaling and root planing of teeth #2, 3, 18, and 30.

The patient is allergic to penicillin. What antibiotic premedication

should the patient take prior to their dental appointment?

2000 mg cephalexin one hour before procedure

What is providing dental screenings an example of?

Beneficence --> This includes promoting the well-being of

individuals and the public. The "do good" examples like dental screenings