Foundations of Dentistry Question
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Course Introduction
Foundations of Dentistry provides students with a comprehensive introduction to the essential principles and practices of dental science. The course covers the history and evolution of dentistry, dental anatomy and physiology, ethical and legal considerations, as well as the basic techniques used in oral health assessments and disease prevention. Students will also explore infection control, patient communication, and the fundamentals of dental materials, preparing them for advanced study and clinical experiences in the dental profession.
Recommended Textbook
Essentials of Oral Histology and Embryology A Clinical Approach 4th Edition by Daniel J. Chiego
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16 Chapters
514 Verified Questions
514 Flashcards
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Page 2
Chapter 1: Development and Structure of Cells and Tissues
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Sample Questions
Q1) Blood cells begin to form in the __________ __________ at weeks of development.
Answer: yolk sac
Q2) The ovum contains twice as many chromosomes as its parent cell.
A)True
B)False
Answer: False
Q3) The foramen ovale is an opening between the right and left atria of the heart.
A)True
B)False
Answer: True
Q4) Fertilization takes place in the distal part of the uterine tube.
A)True
B)False
Answer: True
Q5) Myotome produces ___________ tissue.
Answer: muscle
Q6) Smooth muscle is consciously controlled.
A)True
B)False Answer: False
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Chapter 2: Structure and Function of Cells, Tissues, and Organs
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36 Verified Questions
36 Flashcards
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Sample Questions
Q1) Which organ system is the largest?
A) Digestive
B) Endocrine
C) Respiratory
D) Integumentary
Answer: D
Q2) Blood provides protection from bacteria.
A)True
B)False
Answer: True
Q3) Which organ is part of the lymphatic system?
A) Thyroid
B) Thymus
C) Pancreas
D) Parathyroid
Answer: B
Q4) Identify the four primary types of tissue.
Answer: Neural,epithelial,connective,muscle
Q5) Which organ system secretes and regulates hormones in the blood?
Answer: Endocrine system
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Chapter 3: Development of the Oral Facial Region
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31 Verified Questions
31 Flashcards
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Sample Questions
Q1) Sutures are fibrous joints.
A)True
B)False Answer: True
Q2) The nasal capsule contains the organ of smell.
A)True
B)False Answer: True
Q3) The stomodeum first appears in the __________ week of prenatal development.
A) second
B) fourth
C) sixth
D) eighth Answer: B
Q4) Which type of bone protects the brain?
A) Short
B) Dermal
C) Sesamoid
D) Membrane Answer: D
Page 5
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Chapter 4: Development of the Face and Palate
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Sample Questions
Q1) The _________ separates the oral and nasal cavities.
Q2) In the fifth week,the frontal process becomes known as the _______ process.
Q3) White males develop a cleft lip more often than white females.
A)True
B)False
Q4) Which muscle grows around the oral pit in the sixth prenatal week?
A) Buccinator
B) Mylohyoid
C) Orbicularis oris
D) Zygomatic major
Q5) Which best defines the term fusion?
A) A separation of tissues
B) The enzymatic action that results in self-destruction
C) A merging of adjacent tissues during orofacial development
D) The period of growth in which the face becomes recognizably human
Q6) The heart begins pumping blood during which week of gestation?
A) Fourth
B) Fifth
C) Sixth
D) Seventh
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Chapter 5: Development of Teeth
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32 Verified Questions
32 Flashcards
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Sample Questions
Q1) Which layer of the enamel organ is most closely associated with blood vessels?
A) Stellate reticulum
B) Stratum intermedium
C) Inner enamel epithelium
D) Outer enamel epithelium
Q2) Bone,dentin,cementum and enamel grow through incremental deposition.
A)True
B)False
Q3) Enamel develops from __________ cells,whereas dentin develops from ___________ cells.
Q4) The periodontal ligament attaches which two surfaces?
Q5) Which tissue does not support the dentition?
A) Enamel
B) Cementum
C) Alveolar bone
D) Periodontal ligament
Q6) Compact bone is the most highly calcified tissue in the human body.
A)True
B)False
Q7) _________ bone forms between the roots of multirooted teeth.
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Chapter 6: Eruption and Shedding of the Teeth
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Sample Questions
Q1) Name two characteristics of both primary and permanent dentitions.
Q2) Which of the following best defines ankylosis?
A) A fusion of tooth roots
B) A process that leads to tooth eruption
C) The removal of bone overlying the bony crypt
D) The eruption of a tooth into a space occupied by an opposing tooth
Q3) The prefunctional eruptive phase is characterized by dormancy in the tissues overlying,surrounding,and underlying the teeth.
A)True
B)False
Q4) The permanent teeth that replace the primary teeth are called ______.
A) supportive
B) accessional
C) overlapping
D) successional
Q5) Active osteoclasts are multinucleated.
A)True
B)False
Q6) Fusion of the tooth (reduced enamel epithelium)with the oral epithelium forms the __________ epithelium.
Page 8
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Chapter 7: Enamel
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Sample Questions
Q1) An enamel ______ houses a small extension of a living odontoblast.
A) rod
B) tuft
C) spindle
D) lamellae
Q2) Enamel is composed of ______ hydroxyapatite.
A) 26%
B) 53%
C) 90%
D) 96%
Q3) Ameloblasts travel along parallel paths to produce straight enamel rods.
A)True
B)False
Q4) Incremental lines result from the rhythmic,recurrent deposition of enamel.
A)True
B)False
Q5) Hunter-Schreger bands extend through half to two thirds of the enamel.
A)True
B)False
Q6) Two ameloblast cells form the enamel rod _________.
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Chapter 8: Dentin
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Sample Questions
Q1) The major organic component of dentin is _______.
A) water
B) collagen
C) enamelin
D) hydroxyapatite
Q2) Osteodentin is a form of reparative dentin that resembles cartilage.
A)True
B)False
Q3) _________ dentin forms when newly recruited odontoblasts begin depositing dentin.
Q4) The appositional growth of dentin is apparent in which feature?
A) Incremental lines
B) Lateral canaliculi
C) Transparent dentin
D) Interglobular spaces
Q5) Dead tracts develop when odontoblasts die from trauma or old age.
A)True
B)False
Q6) Incremental lines are also known as _______ _________.
Q7) An ________ __________ is the defining characteristic of globular dentin.
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Chapter 9: Dental Pulp
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Sample Questions
Q1) Accessory canals can result from blood vessels that have obstructed ________ formation.
A) pulp
B) dentin
C) enamel
D) foramen
Q2) Dental pulp is not responsive to temperature change.
A)True
B)False
Q3) Pulpal capillaries are lined with _____.
A) epithelial cells
B) endothelial cells
C) myelinated axons
D) nonmyelinated axons
Q4) Odontoblasts are the second most prevalent type of cell found in the pulp.
A)True
B)False
Q5) Radicular pulp is singular in all permanent teeth.
A)True
B)False
11
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Chapter 10: Cementum
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Sample Questions
Q1) Cementum is devoid of elastic fibers.
A)True
B)False
Q2) Cementum is thickest at which of the following?
A) Apex of the root
B) Cementoenamel junction
C) Cervical region of the root
D) Furcation of multirooted teeth
Q3) Cementum resorption is rare,even in older patients.In fact,cementum is more resistant to resorption than bone.
A) Both statements are true.
B) Both statements are false.
C) The first statement is true; the second is false.
D) The first statement is false; the second is true.
Q4) Cementocytes found deep in the cementum have _________ organelles than those found near the surface of the cementum.
A) more
B) fewer
C) larger
D) smaller
Page 12
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Chapter 11: Periodontium: Periodontal Ligament
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Sample Questions
Q1) Tooth movement will elicit the ________ of cementum.
A) necrosis
B) ingestion
C) resorption
D) absorption
Q2) _______________ is (are)highly cellular,vascular,and neural.
A) Oxytalan fibers
B) Interstitial spaces
C) Periodontal ligaments
D) Fibrous connective tissue
Q3) Cemental spikes occur with excessive deposition around depleted fiber bundles.
A)True
B)False
Q4) The width (thickness)of the periodontal ligament increases with age.
A)True
B)False
Q5) The overall general health of an individual affects the health of the periodontium.
A)True
B)False
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Chapter 12: Periodontium: Alveolar Process and Cementum
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Sample Questions
Q1) The alveolar process supports the roots of the teeth.
A)True
B)False
Q2) Name the two components of the alveolar process.
Q3) Cemental fiber bundles are usually ________ and _________ than those of the alveolar bone.
A) larger, less numerous
B) larger, more numerous
C) smaller, less numerous
D) smaller, more numerous
Q4) The lamina dura is less dense than the adjacent cancellous bone.
A)True
B)False
Q5) Mesial drift is a significant occurrence during the deciduous dentition period.
A)True
B)False
Q6) Identify and describe two types of bone loss.
Q7) Explain the diagnostic significance of the lamina dura.
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Q8) Tooth loss causes loss of periodontal fibers,as well as loss of _______ ________.
Chapter 13: Temporomandibular Joint
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Sample Questions
Q1) More blood vessels innervate the lateral and medial surfaces of the articular disk than the anterior and posterior areas.
A)True
B)False
Q2) When the mouth opens,each condylar head slides along the articular ________.
A) pad
B) fossa
C) plane
D) eminence
Q3) The heads of mandibular condyles form secondary ossification centers.Secondary ossification centers produce epiphyseal lines (cartilage-bone junctions).
A) Both statements are true.
B) Both statements are false.
C) The first statement is true; the second is false.
D) The first statement is false; the second is true.
Q4) The action of the lower half of the TMJ is a gliding motion.
A)True
B)False
Q5) The _________ is a spine of bone arising from the rim of the mandibular foramen.
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Chapter 14: Oral Mucosa
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Sample Questions
Q1) As oral mucosa ages,it appears less moist.
A)True
B)False
Q2) Langerhans cells are restricted to the stratum spinosum.
A)True
B)False
Q3) Oval or polygonal cells differentiate which layer of mucosa?
A) Basal lamina
B) Stratum corneum
C) Stratum spinosum
D) Stratum granulosum
Q4) Which papillae lie in a V-shaped sulcus between the base and body of the tongue?
A) Foliate
B) Filiform
C) Fungiform
D) Circumvallate
Q5) Name the five taste modalities of the oral cavity.
Q6) Rugae of the hard palate are ridges of tissue that function during mastication.
A)True
B)False
Page 16
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Chapter 15: Salivary Glands and Tonsils
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Sample Questions
Q1) Children have ______________ palatine tonsils.
A) large
B) small
C) overdeveloped
D) underdeveloped
Q2) Seromucous glands,which underlie the palatine tonsils,perform which function?
A) Flush and cleanse the tonsillar crypts
B) Support the nodules of lymphatic tissue
C) Secrete antibodies that destroy antigens
D) Produce lymphocytes to protect the body from foreign microorganisms
Q3) The _______________ tonsil is also known as the adenoid.
Q4) All salivary glands can be classified as _______________.
A) buccal, labial, or mixed
B) serous, mucous, or mixed
C) parotid, submandibular, or sublingual
D) palatine, glossopalatine, or sublingual
Q5) Lymphocytes may transform into plasma cells.
A)True
B)False
Q6) Name the three major salivary glands.
Page 17
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Chapter 16: Biofilms
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Sample Questions
Q1) Plaque is more mineralized than calculus.
A)True
B)False
Q2) It takes almost 10 days for the pellicle to develop into a thick plaque.The composition of the plaque varies,depending on the location of the plaque and the extent of gingival disease.
A) Both statements are true.
B) Both statements are false.
C) The first statement is true; the second is false.
D) The first statement is false; the second is true.
Q3) The _________ allows plaque to form on the surface of the tooth.
Q4) Which type of organism appears supragingivally?
A) Neutral
B) Anaerobic
C) Gram-positive
D) Gram-negative
Q5) Plaque protects the enamel surface but can also serve as an attachment site for bacteria.
A)True
B)False
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