Question 1

What type of nerve ending is most common in the periodontal ligament?

Accepted Answer

A) Coiled 
B) Spindle 
C) Free 
D) Meissner 
A) Coiled 
B) Spindle 
C) Free 
D) Meissner

Question 2

Which of the following arteries supplies the maxillary canines and incisors?

Accepted Answer

A) Pterygoid 
B) Sphenopalatine 
C) Descending palatine 
D) Infraorbital 
A) Pterygoid 
B) Sphenopalatine 
C) Descending palatine 
D) Infraorbital

Question 3

What drug is used as a sedative prior to dental procedures and for insomnia treatment?

Accepted Answer

A) Carbamazepine 
B) Phenytoin 
C) Chloral hydrate 
D) Valproic acid 
A) Carbamazepine 
B) Phenytoin 
C) Chloral hydrate 
D) Valproic acid

Question 4

Drugs leaving the body in a linear and constant manner, regardless of concentration is known as:

Accepted Answer

A) Zero-order elimination 
B) Second rate elimination 
C) Last -order elimination 
D) Filter elimination 
A) Zero-order elimination 
B) Second rate elimination 
C) Last -order elimination 
D) Filter elimination

Question 5

Autogenous subepithelial connective tissue graft is used:

Accepted Answer

A) To gain root coverage 
B) To gain tooth coverage 
C) To gain gingiva coverage 
D) To gain necrosis coverage 
A) To gain root coverage 
B) To gain tooth coverage 
C) To gain gingiva coverage 
D) To gain necrosis coverage

Question 6

About 75% of the blood supply of the spinal cord is derived from the anterior spinal artery. This artery originates from which of the following?

Accepted Answer

A) Basilar artery 
B) Internal carotid artery 
C) Posterior inferior cerebellar artery 
D) Vertebral artery 
A) Basilar artery 
B) Internal carotid artery 
C) Posterior inferior cerebellar artery 
D) Vertebral artery

Question 7

When performing diagnostics during a periodontal examination, what is being checked:

Accepted Answer

A) Bleeding upon tapping, pocket thickness, and pocket depth 
B) Bleeding upon tapping, pocket thickness, and mobility 
C) Bleeding upon probing, pocket depth, and mobility 
D) Bleeding upon probing, pocket thickness, and pocket depth 
A) Bleeding upon tapping, pocket thickness, and pocket depth 
B) Bleeding upon tapping, pocket thickness, and mobility 
C) Bleeding upon probing, pocket depth, and mobility 
D) Bleeding upon probing, pocket thickness, and pocket depth

Question 8

Late incisor crowding between 15 to 23years of age is:

Accepted Answer

A) Late mandible calcification 
B) Delayed growth pattern 
C) Late mandibular growth theory 
D) Critical mandible growth theory 
A) Late mandible calcification 
B) Delayed growth pattern 
C) Late mandibular growth theory 
D) Critical mandible growth theory

Question 9

Which cranial nerve nuclei would be impaired if the medulla was damaged?

Accepted Answer

A) V, VII, IX 
B) III, IV, VI 
C) IX, X, XII 
D) X, XI, XII 
A) V, VII, IX 
B) III, IV, VI 
C) IX, X, XII 
D) X, XI, XII

Question 10

Torque is:

Accepted Answer

A) Rotation 
B) Uncontrolled root movement 
C) Controlled root movement 
D) Translation 
A) Rotation 
B) Uncontrolled root movement 
C) Controlled root movement 
D) Translation

Question 11

What are the two types of occlusal trauma?

Accepted Answer

A) Primary and secondary 
B) Inclusion and post 
C) Pre-set and post-set 
D) Fibrosis and ankylosis 
A) Primary and secondary 
B) Inclusion and post 
C) Pre-set and post-set 
D) Fibrosis and ankylosis

Question 12

Ginglymodiarthrodial joints connect the lower jaw to the skull. What type of movement do these joints display?

Accepted Answer

A) Sliding 
B) Immovable 
C) Freely movable 
D) Gliding 
A) Sliding 
B) Immovable 
C) Freely movable 
D) Gliding

Question 13

Coordination of muscle movement, as well as maintenance of equilibrium and posture, are controlled by which structure of the brain?

Accepted Answer

A) Medulla 
B) Pons 
C) Cerebrum 
D) Cerebellum 
A) Medulla 
B) Pons 
C) Cerebrum 
D) Cerebellum

Question 14

The horizontal reference for orientating the incisal plane and the maxillary teeth is:

Accepted Answer

A) Smile analysis 
B) Interpupillary line 
C) Gingival framework 
D) Dental analysis 
A) Smile analysis 
B) Interpupillary line 
C) Gingival framework 
D) Dental analysis

Question 15

Which of the following is the most common cause of cyanosis within the first few weeks of life?

Accepted Answer

A) Atrial septal defect 
B) Patent ductus arteriosus 
C) Tetralogy of Fallot 
D) Transposition of the great vessels 
E) Ventricular septal defect 
A) Atrial septal defect 
B) Patent ductus arteriosus 
C) Tetralogy of Fallot 
D) Transposition of the great vessels 
E) Ventricular septal defect

Question 16

Which of the following is an irregular, rounded depression or concavity found on the surface of a tooth?

Accepted Answer

A) Pit 
B) Groove 
C) Fossa 
D) Tubercle 
A) Pit 
B) Groove 
C) Fossa 
D) Tubercle

Question 17

Root resorption can be:

Accepted Answer

A) External and internal 
B) External and within 
C) Internal and expanded 
D) External and expanded 
A) External and internal 
B) External and within 
C) Internal and expanded 
D) External and expanded

Question 18

What condition is caused by an increase in thyroid hormone due to thyroid tumors?

Accepted Answer

A) Hypoparathyroidism 
B) Hyperthyroidism 
C) Hyperparathyroidism 
D) Hypoplastic amelogenesis imperfecta 
A) Hypoparathyroidism 
B) Hyperthyroidism 
C) Hyperparathyroidism 
D) Hypoplastic amelogenesis imperfecta

Question 19

The structural ruin from enamel caries is caused by?

Accepted Answer

A) Lowered pH 
B) Increased pH 
C) Neutralized pH 
D) Acidogenic 
A) Lowered pH 
B) Increased pH 
C) Neutralized pH 
D) Acidogenic

Question 20

Head movement would be affected in a patient with damage to which of the following spinal cord tracts?

Accepted Answer

A) Lateral spinothalamic 
B) Tectospinal 
C) Vestibulospinal 
D) Reticulospinal 
A) Lateral spinothalamic 
B) Tectospinal 
C) Vestibulospinal 
D) Reticulospinal

Exam 1: Dental Board