Title: Quiz 2
Course: DEH 2400 Oral Pathology > Section: Module 2 Inflammation and Repair

Q: The diagnosis of a traumatic ulcer is usually based on:
- history of the lesion.
- scalpel biopsy.
- therapeutic procedures.
- laboratory tests.
A: history of the lesion.

Q: The major cause of a mucocele is:
- a sialolith.
- salivary duct obstruction.
- trauma to a minor duct.
- allergic reaction.
A: trauma to a minor duct.

Q: Aspirin burn on the oral mucosa:
- is caused by ingestion of too many aspirin tablets.
- is caused by placing the aspirin on the tooth with the toothache, causing the surrounding mucosa to become necrotic.
- is painless.
- requires a biopsy for diagnosis.
A: is caused by placing the aspirin on the tooth with the toothache, causing the surrounding mucosa to become necrotic.

Q: Electric burns in the oral area are usually seen in:
- electricians.
- infants and young children.
- the elderly.
- individuals involved in an electrical fire.
A: infants and young children.

Q: Which one of the following is not a cause of abrasion?
- Pipe placement by pipe smokers
- Playing wind instruments
- Holding needles or pins with the teeth
- Frequent sucking on lemons
A: Frequent sucking on lemons

Q: This type of erosion is classically associated with:
- anorexia nervosa.
- bulimia.
- sucking lemons.
- abrasive toothpaste.
A: bulimia.

Q: Excessive scarring in skin is called:
- a keloid.
- healing by primary intention.
- a hematoma.
- healing by tertiary intention.
A: a keloid.

Q: The first sign of attrition is:
- open contacts.
- disappearance of mamelons on incisors.
- temporomandibular joint dysfunction.
- biomechanical forces on the teeth.
A: disappearance of mamelons on incisors.

Q: This granular, erythematous papillary surface of the palatal vault was caused by:
- Poor oral hygiene
- An ill-fitting suction area of a maxillary denture
- The denture flange
- Soaking the denture in caustic rinses
A: An ill-fitting suction area of a maxillary denture

Q: The most common site for the pulp polyp is:
- the occlusal surface of a large open carious tooth.
- the apex of the tooth.
- the gingival margin of the tooth.
- deep in the pulp canal.
A: the occlusal surface of a large open carious tooth.

Q: Which of the following is a lesion that occurs on the gingiva or alveolar process and contains many multinucleated giant cells, red blood cells, and chronic inflammatory cells?
- Ranula
- Central giant cell granuloma
- Fibroma
- Peripheral giant cell granuloma
A: Peripheral giant cell granuloma

Q: Epulis fissuratum is caused by:
- Denture adhesive products
- Poor suction in the palatal vault
- Poor denture hygiene
- An ill-fitting denture flange
A: An ill-fitting denture flange

Q: This lesion on the palate is typically associated with heavy pipe and cigar smoking and is called:
- tobacco pouch keratosis.
- necrotizing sialometaplasia.
- nicotine stomatitis.
- frictional keratosis.
A: nicotine stomatitis.

Q: Traumatic neuroma is a lesion caused by injury to:
- The epithelium
- A peripheral nerve
- A salivary gland
- Striated muscle
A: A peripheral nerve

Q: Necrotizing sialometaplasia is thought to result from:
- lack of blood supply to the affected salivary gland.
- a sialolith.
- trauma to the floor of the mouth.
- pleomorphic adenoma.
A: lack of blood supply to the affected salivary gland.

Q: Which of the following is most likely to result in frictional keratosis?
- High-fiber diet
- Chewing on an edentulous ridge
- Malignancy
- Daily use of mouthwash
A: Chewing on an edentulous ridge

Q: The enlargement of lymph nodes is called:
- atrophy.
- lymphadenopathy.
- hyperplasia.
- leukocytosis.
A: lymphadenopathy.

Q: Which one of the following is a systemic sign of inflammation?
- Redness
- Pain
- Loss of normal tissue function
- Fever
A: Fever

Q: Which one of the following describes white blood cells adhering to the walls of a blood vessel during inflammation?
- Margination
- Pavementing
- Leukocytosis
- Emigration
A: Pavementing

Q: This white raised line observed on the buccal mucosa along the occlusal plane of the teeth is:
- cheek biting.
- linea alba.
- white sponge nevus.
- frictional keratosis.
A: linea alba.

Q: A patient comes to the office for an emergency visit. The patient complains of a toothache in the left mandibular posterior area. On clinical examination you notice a gray-to-white patch on the left posterior buccal mucosa. On questioning, the patient tells you that this area is also painful. After reviewing the patient’s medical history, you question the patient regarding his recent use of:
- hydrogen peroxide.
- aspirin.
- antibiotics.
- mouthwash.
A: aspirin.

Q: The loss of tooth structure seen in bulimia is caused by:
- anorexia.
- erosion.
- attrition.
- bruxism.
A: erosion.

Q: The wearing away of tooth structure during mastication is called:
- attrition.
- erosion.
- abrasion.
- abfraction.
A: attrition.

Q: Healing of an injury in which there is little loss of tissue, such as a surgical incision, is referred to as healing by:
- tertiary intention.
- keloid formation.
- secondary intention.
- primary intention.
A: primary intention.

Q: Which of the following is defined as an increase in the number of cells in a tissue or organ?
- Hypertrophy
- Atrophy
- Hyperplasia
- Repair
A: Hyperplasia

Q: Which one of the following is a steroidal antiinflammatory drug?
- Aspirin
- Prednisone
- Ibuprofen
- Motrin
A: Prednisone

Q: Which system in the blood mediates inflammation by causing increased dilation of the blood vessels at the site of injury and increases the permeability of local blood vessels?
- Kinin system
- Clotting system
- Complement system
- Lysosomal enzymes
A: Kinin system

Q: All of the following are true concerning the neutrophil except that the neutrophil is:
- the first cell at the site of injury.
- the primary cell in acute inflammation.
- the primary cell in chronic inflammation.
- a phagocyte.
A: the primary cell in chronic inflammation.

Q: Neutrophils constitute how much of the entire white blood cell population?
- 5%
- 20%
- 65%
- 90%
A: 65%

Q: When formation of exudate is excessive, a drainage tract may develop through the injured tissue. This channel is often called:
- a fistula.
- leukocytosis.
- erythema.
- emigration.
A: a fistula.

Q: Serous exudate is composed of:
- tissue debris and many white blood cells.
- suppuration.
- plasma fluids and proteins with a few white blood cells.
- plasma fluids and red blood cells.
A: plasma fluids and proteins with a few white blood cells.

Q: The first microscopic event in the inflammatory response is:
- decreased blood flow.
- constriction of the microvasculature.
- phagocytosis.
- dilation of microvasculature.
A: constriction of the microvasculature.

Q: This sessile-based lesion is on the gingiva of a 13-year-old female. It is soft to palpation
and bleeds easily.

The accurate diagnosis for this lesion is:
- peripheral giant cell granuloma.
- pyogenic granuloma.
- traumatic neuroma.
- irritation fibroma.
A: pyogenic granuloma.

Q: These elongated folds of tissue are a result of irritation from an ill-fitting denture.

The accurate diagnosis for this lesion is:
- palatal papillomatosis.
- gingival hyperplasia.
- chronic hyperplastic pulpitis.
- epulis fissuratum.
A: epulis fissuratum.

Q: A decrease in the size and function of a cell, a tissue, an organ, or the whole body is referred to as:
- emigration.
- atrophy.
- hyperplasia.
- phagocytosis.
A: atrophy.

Q: Which of the following is characteristic of erosion?
- It is a pathologic wearing away of tooth structure that results from a repetitive mechanical habit.
- It is caused by local factors such as occlusal interferences in combination with stress and tension.
- If tooth structure is lost around a restoration, the restoration will appear raised from the surrounding demineralized tooth structure.
- Its first clinical sign is the disappearance of mamelons on the anterior teeth and the flattening of occlusal cusps on the molar teeth.
A: If tooth structure is lost around a restoration, the restoration will appear raised from the surrounding demineralized tooth structure.

Q: Which type of inflammation occurs when the injury is minimal and brief and its source is removed from the tissue?
- Acute
- Chronic
- Local
- Systemic
A: Acute

Q: Aspirin burn to the oral mucosa appears as:
- white.
- pigmented.
- bulbous.
- papillary.
A: white.

Q: The first response of the body to injury is:
- anaphylaxis.
- erythema.
- fever.
- inflammation.
A: inflammation.

Q: The most likely cause of a ranula is:
- inflammation of gland tissue.
- blockage of blood supply.
- trauma to a minor duct.
- salivary duct obstruction.
A: salivary duct obstruction.

Q: Which one of the following is not a classic local sign of inflammation?
- Redness
- Swelling
- Leukocytosis
- Loss of normal tissue function
A: Leukocytosis

Q: Each of the following is most likely to result in frictional keratosis except one. Which one is the exception?
- Chronic cheek biting
- Chewing on an edentulous ridge
- Cigarette smoking
- Tongue chewing
A: Cigarette smoking

Q: Which type of cell is the first to arrive at the site of injury and is the primary cell type involved in acute inflammation?
- Macrophage
- Neutrophil
- Plasma cell
- Mast cell
A: Neutrophil

Q: The inflammatory response is a dynamic process, continually changing in response to injury and repair. Repair of tissue occurs only if the persistent source of injury is removed.
- Both statements are true.
- Both statements are false.
- The first statement is true; the second is false.
- The first statement is false; the second is true.
A: Both statements are true.

Q: An example of an irreversible cellular response that occurs during tissue injury is:
- atrophy.
- hypertrophy.
- hyperplasia.
- necrosis.
A: necrosis.