Free NBDE Questions and Answers

Question 1

During the swallowing process, which nerve is responsible for elevating the soft palate?

Accepted Answer

Vagus nerve

Answer

Facial nerve

Answer

Vestibulocochlear nerve

Answer

Hypoglossal nerve

Question 2

The oral cavity is separated from which body cavity by the palatine bone of the mouth?

Accepted Answer

Nasal cavity

Answer

Submandibular space

Answer

Buccal space

Answer

Mental space

Question 3

Which vessels are responsible for supplying the buccal gingiva that covers tooth #3?

Accepted Answer

Posterior superior alveolar vessels

Answer

Inferior alveolar vessels

Answer

Greater palatine vessels

Answer

Middle superior alveolar vessels

Question 4

The surgeon notices considerable quantities of blood from the artery that runs medial to the neck of the mandibular 
condyle while healing an injury to the temporomandibular joint. What artery has been damaged?

Accepted Answer

Maxillary artery

Answer

Internal carotid artery

Answer

Facial artery

Answer

External carotid artery

Question 5

When glycogen is degraded, which of the following compounds is primarily produced?

Accepted Answer

Glucose 1-Phosphate

Answer

Glycogen phosphorylase

Answer

Protein kinase

Answer

Glucagon Synthase

Question 6

The periodontal ligament (PDL) receives its blood supply from the:

Accepted Answer

Maxillary artery

Answer

Lingual artery

Answer

Ascending pharyngeal artery

Answer

Occipital artery

Question 7

Where does glycogen synthesis generally occur?

Accepted Answer

Cytosol

Answer

Liver

Answer

Endoplasmic reticulum

Question 8

The conversion of glucose-6-P to glycogen is called:

Accepted Answer

Glycogenesis

Answer

Glycolysis

Answer

Gluconeogenesis

Answer

Glycogenolysis

Question 9

Hemoglobin molecules are required for oxygen transportation.
Only one oxygen molecule can bind to a molecule of hemoglobin.

Accepted Answer

The first statement is true, the second is false

Answer

The first statement is false, the second is true

Answer

Both statements are true

Answer

Both statements are false

Question 10

Which type of tooth is most commonly affected by supernumerary teeth?

Accepted Answer

Incisors

Answer

Molars

Answer

Canines

Answer

Premolars