Page | 1
AHN Chapter 12 Questions with
Detailed Verified Answers
1.Compare resident microbiota to pathogens. Answer: -
healthy body lives in balance with resident microbiota
-pathogens are nonresident microorganisms
2.What is another term for dental infections? Answer: -
dentoalveolar infection
-odontogenic disease
3.Give an example of a primary dental infection. Answer: -
progressive dental caries, periodontal disease, periiimplantitis
4.Give an example of a secondary dental infection. Answer:
infection from a primary infection or tissue of skin, tonsils,
ears, or sinuses
5.What are the different types of dental infection lesions?
Answer: -abcess
-cellulitis
-osteomyelitis
6.What is the term for an infection from the entrapment of
pathogens with suppuration in a closed space? Answer:
abscess
, Page | 2
7.What is the passageway in the skin, mucosa, or even bone
that allows drainage of an abscess at the surface? Answer:
fistula
8.What is the opening of that passageway? Answer: stoma
9.What is a small, elevated, circumscribed suppuration-
containing lesion of either the skin or oral mucosa? Answer:
pustule
10.Where does a pustule form and why does this happen this
way? Answer: -determined by the relationship between the
fistula and the overlying muscle attachments
-path of least resistance
11.What serves as barriers to the spread of dental infections?
Answer: muscle attachments to bones
12.What is diffuse inflammation of soft tissue spaces termed?
Answer: cellulitis
13.What are the clinical signs and symptoms of cellulitis?
Answer: pain, tenderness, redness, diffuse edema of involved
tissue space, causing a massive and firm swelling that feels
doughy with palpation
14.What is inflammation of the bone marrow termed? Answer:
osteomyelitis
15.Where does osteomyelitis most frequently occur and less
commonly occur and why? Answer: -most common in
mandible due to mandibles thicker cortical plates and reduced
vascularization
AHN Chapter 12 Questions with
Detailed Verified Answers
1.Compare resident microbiota to pathogens. Answer: -
healthy body lives in balance with resident microbiota
-pathogens are nonresident microorganisms
2.What is another term for dental infections? Answer: -
dentoalveolar infection
-odontogenic disease
3.Give an example of a primary dental infection. Answer: -
progressive dental caries, periodontal disease, periiimplantitis
4.Give an example of a secondary dental infection. Answer:
infection from a primary infection or tissue of skin, tonsils,
ears, or sinuses
5.What are the different types of dental infection lesions?
Answer: -abcess
-cellulitis
-osteomyelitis
6.What is the term for an infection from the entrapment of
pathogens with suppuration in a closed space? Answer:
abscess
, Page | 2
7.What is the passageway in the skin, mucosa, or even bone
that allows drainage of an abscess at the surface? Answer:
fistula
8.What is the opening of that passageway? Answer: stoma
9.What is a small, elevated, circumscribed suppuration-
containing lesion of either the skin or oral mucosa? Answer:
pustule
10.Where does a pustule form and why does this happen this
way? Answer: -determined by the relationship between the
fistula and the overlying muscle attachments
-path of least resistance
11.What serves as barriers to the spread of dental infections?
Answer: muscle attachments to bones
12.What is diffuse inflammation of soft tissue spaces termed?
Answer: cellulitis
13.What are the clinical signs and symptoms of cellulitis?
Answer: pain, tenderness, redness, diffuse edema of involved
tissue space, causing a massive and firm swelling that feels
doughy with palpation
14.What is inflammation of the bone marrow termed? Answer:
osteomyelitis
15.Where does osteomyelitis most frequently occur and less
commonly occur and why? Answer: -most common in
mandible due to mandibles thicker cortical plates and reduced
vascularization
