A. A band
B. I band
C. H Zone
D. Sarcomere
D. Sarcomere – Correct Answer-Which is the functional unit of striated muscle?
A. Primary intention
B. Regeneration
C. Repair
D. Secondary intention
B. Regeneration – Correct Answer-Slightly damaged tissue completely returns to its
normal structure and function in which healing process?
A. Basophils
B. Lymphocytes
C. Monocytes
D. Neutrophils
D. Neutrophils – Correct Answer-In a normal differential blood count, which is the most
numerous white blood cell?
A. The maxillary first molars only
B. the maxillary second molars only
C. the maxillary third molars only
D. both maxillary first and second molars
B. the maxillary second molars only – Correct Answer-The two buccal roots are normally
about the same length in:
A. aneurysm of the heart wall
B. coronary thrombosis
C. fibrous pericarditis
D. valvular prolapse
B. coronary thrombosis – Correct Answer-The most common autopsy finding in
instances of sudden death as a result of myocardial infarction is:
A. block binding of bacteria to pellicle
B. enhance binding of bacteria to tooth surfaces
C. interact with calcium and phosphate in hydroxyapatite
D. result from lysis of bacterial cell walls
B. enhance binding of bacteria to tooth surfaces – Correct Answer-Which is not a
characteristic of salivary glycoproteins?
A. it involves the nodes of Ranvier
B. it is associated with unmyelinated axons
C. it is energy saving
D. it is faster
B. It is associated with unmyelinated axons – Correct Answer-Each of the following
statements is correct regarding saltatory conduction except one. What is the exception?
A. debride infectious debris
B. provide effective environment for host immune response
C. select agent to which infecting organism is susceptible
D. select agent with broadest spectrum of activity
D. Select agent with broadest spectrum if activity – Correct Answer-Each of the following
is a rule for antibiotic selection when managing an oral infection except one. Which is
the exception?
A. metabolic rate and heart production
B. oxygen consumption, breathing, and cardiac output
C. production of thyroid stimulating hormone by the pituitary gland
D. protein synthesis and enzyme production by cells
C. production of thyroid stimulating hormone by the pituitary gland – Correct AnswerThyroxine increases each of the following except one. Which is the exception?
A. assists in the formation of trilaminar germ disc
B. located on the endoderm
C. located on the mesoderm
D. precursor of the bilaminar germ disk
D. precursor of the bilaminar germ disk – Correct Answer-Which is correct concerning
the primitive groove?
A. Abrasion
B. Attrition
C. Bruxism
D. Erosion
B. Attrition – Correct Answer-Which is a pathologic wearing away of tooth structure
through some abnormal mechanical process?
A. adherence to pellicle
B. formation of bacterial coaggregations
C. multiplication in an aerobic environment
D. survival in an acid environment
D. adherence to pellicle – Correct Answer-Which characteristic of bacteria influences
relative numbers in early plaque?
A. 0.005
B. 0.009
C. 0.018
D. 0.036
B. 0.009 – Correct Answer-How many milligrams of epinephrine is contained in a dental
cartridge of prilocaine with 1:200,000 epinephrine?
A. Agranulocytosis
B. Lupus erythematosus
C. orthostatic hypotension
D. severe depression
C. orthostatic hypotension – Correct Answer-Guanethidine is especially prone to
produce which adverse effect?
A. DNA
B. Protein
C. Ribosomal RNA
D. Transfer RNA
C. Ribosomal RNA – Correct Answer-Which is produced in the nucleolus?
A. Mandibular central incisors
B. mandibular first molars
C. maxillary central incisors
D. maxillary first molars
A. mandibular central incisors – Correct Answer-Which primary teeth are the first to
erupt?
A. external carotid artery
B. internal carotid artery
C. external jugular vein
D. internal jugular vein