Question 1

What condition is most often in conjunction with osteogenesis imperfecta?

Accepted Answer

A) Dentin dysplasia type I 
B) Dentin dysplasia type II 
C) Dentinogenesis imperfecta 
D) Hypercementosis 
A) Dentin dysplasia type I 
B) Dentin dysplasia type II 
C) Dentinogenesis imperfecta 
D) Hypercementosis C

Question 2

Abscesses are mainly:

Accepted Answer

A) Aerobic 
B) Anaerobic 
C) Polymicrobial 
D) Sublingual 
A) Aerobic 
B) Anaerobic 
C) Polymicrobial 
D) Sublingual B

Question 3

Where does Meiosis II of sperm development MOST LIKELY occur?

Accepted Answer

A) in the uterine tube 
B) in the epididymis 
C) in the ejaculatory duct 
D) in the testes 
A) in the uterine tube 
B) in the epididymis 
C) in the ejaculatory duct 
D) in the testes A

Question 4

Which of the following statements is TRUE of histamine function?

Accepted Answer

A) Causes vasodilation 
B) Causes bronchodilation 
C) It has no effect in type I hypersensitivity reactions 
D) It is secreted by leukocytes 
A) Causes vasodilation 
B) Causes bronchodilation 
C) It has no effect in type I hypersensitivity reactions 
D) It is secreted by leukocytes

Question 5

During primary occlusal trauma, early effects include:

Accepted Answer

A) Caries, fractures 
B) Hemorrhage, caries 
C) Caries, thrombosis 
D) Hemorrhage, thrombosis 
A) Caries, fractures 
B) Hemorrhage, caries 
C) Caries, thrombosis 
D) Hemorrhage, thrombosis

Question 6

The rate-limiting step in glycolysis occurs at the step catalyzed by which of the following enzymes?

Accepted Answer

A) glyceraldehyde-3-phosphate dehydrogenase 
B) 6-phosphofructo-1 kinase, PFK-1 
C) 6-PFK-2 
D) phosphoglycerate kinase 
E) pyruvate kinase 
A) glyceraldehyde-3-phosphate dehydrogenase 
B) 6-phosphofructo-1 kinase, PFK-1 
C) 6-PFK-2 
D) phosphoglycerate kinase 
E) pyruvate kinase

Question 7

Facial proportions are divided into thirds. What is the focus of the middle third?

Accepted Answer

A) From the brows to the bottom of the nose 
B) From the nose to the bottom of the chin 
C) From the hairline to the bottom of the chin 
D) From the hairline to the bottom of the nose 
A) From the brows to the bottom of the nose 
B) From the nose to the bottom of the chin 
C) From the hairline to the bottom of the chin 
D) From the hairline to the bottom of the nose

Question 8

What is a kilovoltage?

Accepted Answer

A) Electric potential 
B) Energy change 
C) Energy potential 
D) Unit measure 
A) Electric potential 
B) Energy change 
C) Energy potential 
D) Unit measure

Question 9

Local anesthetics sign of toxicity are:

Accepted Answer

A) Tachycardia, hypertension, and metallic taste 
B) Tachycardia, relaxation, and crying 
C) Hypertension, crying, and metallic taste 
D) Bradycardia, hives, and relaxation 
A) Tachycardia, hypertension, and metallic taste 
B) Tachycardia, relaxation, and crying 
C) Hypertension, crying, and metallic taste 
D) Bradycardia, hives, and relaxation

Question 10

Persistent fever and neutropenia with persistently negative blood cultures is often caused by which of the following?

Accepted Answer

A) fungi 
B) gram-negative organisms 
C) gram-positive organisms 
D) viral infections 
A) fungi 
B) gram-negative organisms 
C) gram-positive organisms 
D) viral infections

Question 11

Linguopalatal sounds are made with which part of the mouth?

Accepted Answer

A) Lips 
B) Tongue 
C) Palate 
D) Teeth 
A) Lips 
B) Tongue 
C) Palate 
D) Teeth

Question 12

What is the space in the tooth that contains the "nerve"? of the tooth called?

Accepted Answer

A) Pulp cavity 
B) Root canal 
C) Cervical line 
D) Anatomical root 
A) Pulp cavity 
B) Root canal 
C) Cervical line 
D) Anatomical root

Question 13

During tooth histogenesis, ectomesenchyme influence the growth of oral epitheliums to create the tooth germ. What stage of tooth development is this?

Accepted Answer

A) Stage 1 
B) Stage 3 
C) Stage 6 
D) Stage 2 
A) Stage 1 
B) Stage 3 
C) Stage 6 
D) Stage 2

Question 14

Which of the following teeth are NOT included among the succedaneous (successional) teeth?

Accepted Answer

A) Canines 
B) Incisors 
C) Premolars 
D) Molars 
A) Canines 
B) Incisors 
C) Premolars 
D) Molars

Question 15

Which of the following is not a common sign and symptom of chronic bronchitis?

Accepted Answer

A) Cor pulmonale 
B) Increased expiratory flow rate 
C) Crackles and wheezes 
D) Polycythemia 
A) Cor pulmonale 
B) Increased expiratory flow rate 
C) Crackles and wheezes 
D) Polycythemia

Question 16

Which of the following signs is characteristic of damage to the corticospinal (pyramidal) system?

Accepted Answer

A) Babinski sign 
B) flaccid paralysis and hypotonia 
C) immediate muscle degeneration and atrophy 
D) intention tremor 
A) Babinski sign 
B) flaccid paralysis and hypotonia 
C) immediate muscle degeneration and atrophy 
D) intention tremor

Question 17

Most blood vessels dilate under hypoxic conditions. In which arterial region does hypoxia cause vasoconstriction?

Accepted Answer

A) coronary arteries 
B) GI arteries 
C) pulmonary arteries 
D) renal arteries 
A) coronary arteries 
B) GI arteries 
C) pulmonary arteries 
D) renal arteries

Question 18

Vital pulp therapy:

Accepted Answer

A) Prevents tooth decay and tooth discoloration 
B) Increases pulp and enamel density 
C) Prevents inflammation, infections, and tooth hardening 
D) Increases pulp necrosis, prevents inflammation, and increases enamel density 
A) Prevents tooth decay and tooth discoloration 
B) Increases pulp and enamel density 
C) Prevents inflammation, infections, and tooth hardening 
D) Increases pulp necrosis, prevents inflammation, and increases enamel density

Question 19

Where is the site of B-cell maturation?

Accepted Answer

A) Lymph nodes 
B) Blood 
C) Thymus 
D) Bone marrow 
A) Lymph nodes 
B) Blood 
C) Thymus 
D) Bone marrow

Question 20

What portion of the pulp chamberextends toward the cusp?

Accepted Answer

A) Pulp canal 
B) Pulp cusp 
C) Pulp horn 
D) Pulp tissue 
A) Pulp canal 
B) Pulp cusp 
C) Pulp horn 
D) Pulp tissue

Exam 1: Dental Board