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Dental Pulp and Periradicular Tissues

Description: This quiz covers the anatomy, histology, physiology, and pathology of the dental pulp and periradicular tissues.
Number of Questions: 15
Created by:
Tags: dentistry endodontics oral pathology
Attempted 0/15 Correct 0 Score 0

Which of the following is NOT a component of the dental pulp?

  1. Odontoblasts

  2. Fibroblasts

  3. Nerve fibers

  4. Blood vessels

  5. Lymphatic vessels


Correct Option: E
Explanation:

The dental pulp does not contain lymphatic vessels.

What is the primary function of the odontoblasts?

  1. To produce dentin

  2. To sense pain

  3. To provide nutrition to the pulp

  4. To regulate blood flow to the pulp

  5. To protect the pulp from infection


Correct Option: A
Explanation:

The primary function of the odontoblasts is to produce dentin, which is the hard tissue that forms the bulk of the tooth.

Which of the following is NOT a type of nerve fiber found in the dental pulp?

  1. A-alpha fibers

  2. A-beta fibers

  3. A-delta fibers

  4. C fibers

  5. E fibers


Correct Option: E
Explanation:

E fibers are not found in the dental pulp.

What is the name of the space between the root of a tooth and the surrounding bone?

  1. Periodontal ligament

  2. Gingival sulcus

  3. Alveolar bone

  4. Periradicular space

  5. Pulp chamber


Correct Option: D
Explanation:

The periradicular space is the space between the root of a tooth and the surrounding bone.

Which of the following is NOT a type of periradicular tissue?

  1. Alveolar bone

  2. Periodontal ligament

  3. Cementum

  4. Gingiva

  5. Dental pulp


Correct Option: E
Explanation:

The dental pulp is not a type of periradicular tissue.

What is the function of the periodontal ligament?

  1. To attach the tooth to the bone

  2. To provide nutrition to the tooth

  3. To sense pain

  4. To regulate blood flow to the tooth

  5. All of the above


Correct Option: E
Explanation:

The periodontal ligament performs all of the above functions.

Which of the following is NOT a sign of pulpitis?

  1. Toothache

  2. Sensitivity to hot and cold

  3. Swelling of the gums

  4. Pus discharge from the tooth

  5. Discoloration of the tooth


Correct Option: C
Explanation:

Swelling of the gums is not a sign of pulpitis.

What is the most common cause of pulpitis?

  1. Dental caries

  2. Trauma

  3. Periodontal disease

  4. Sinusitis

  5. Allergies


Correct Option: A
Explanation:

Dental caries is the most common cause of pulpitis.

Which of the following is NOT a type of periradicular lesion?

  1. Apical abscess

  2. Granuloma

  3. Cyst

  4. Scar tissue

  5. All of the above


Correct Option: D
Explanation:

Scar tissue is not a type of periradicular lesion.

What is the treatment for an apical abscess?

  1. Root canal therapy

  2. Extraction

  3. Antibiotics

  4. Pain medication

  5. All of the above


Correct Option: E
Explanation:

The treatment for an apical abscess typically involves a combination of root canal therapy, antibiotics, and pain medication.

Which of the following is NOT a risk factor for developing a periradicular lesion?

  1. Poor oral hygiene

  2. Dental caries

  3. Periodontal disease

  4. Smoking

  5. Diabetes


Correct Option: E
Explanation:

Diabetes is not a risk factor for developing a periradicular lesion.

What is the prognosis for a tooth with a periradicular lesion?

  1. Good

  2. Fair

  3. Poor

  4. Depends on the severity of the lesion

  5. All of the above


Correct Option: D
Explanation:

The prognosis for a tooth with a periradicular lesion depends on the severity of the lesion.

Which of the following is NOT a method for preventing periradicular lesions?

  1. Good oral hygiene

  2. Regular dental checkups

  3. Avoiding sugary foods and drinks

  4. Smoking

  5. All of the above


Correct Option: D
Explanation:

Smoking is not a method for preventing periradicular lesions.

What is the name of the procedure used to remove the pulp from a tooth?

  1. Root canal therapy

  2. Extraction

  3. Crowning

  4. Veneering

  5. Bonding


Correct Option: A
Explanation:

Root canal therapy is the procedure used to remove the pulp from a tooth.

Which of the following is NOT a material used in root canal therapy?

  1. Gutta-percha

  2. Resin

  3. Cement

  4. Metal

  5. Ceramic


Correct Option: E
Explanation:

Ceramic is not a material used in root canal therapy.

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