Histology Final Exam Review: Part 2

What is the inorganic percentage of dentin?

Where are the Von Ebner’s Salivary Glands located?

_____ are the most common cell within the PDL

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Consists of both Sharpey’s fibers and intrinsic non-periodontal fibers.

Attaches the teeth to the alveolar bone by anchoring the periodontal ligament (PDL).

Cementum is composed of:

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Cementum is vascular and vital. It is the least mineralized: 65% inorganic component.

Fibroblasts are the most common type of cell and are found in all connective tissue.

What type of epithelium is the oral mucosa composed of?

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Which of the following is not present in a tooth germ?

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At 4 weeks in utero, the anterior wall of the primitive throat and protrudes upward and anterior.

Which of these locations does not have keratinized stratified squamous epithelium?

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What percent % of total saliva volume does Sublingual Gland produce?

The center of the upper lip arises from:

Intramembranous ossification…

The tongue begins to develop from…

Label 1

Label 1

What is pictured below?

Tertiary dentin is reparative dentin

Define Fusion

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The Volkmann canal is located BELOW the Haversian Canal

In what week does the primary palate and bilateral palatine processes fuse?

Stratum cornuem is found in STRATIFIED SQUAMOUS KERATINIZED EPITHELIUM.

The _____ ____ occurs at the 9-10th week.

 In the ______ glands, the entire cells are discharged as secretions

EARLY CEMENTUM is called ______ aka Young Matrix.

Define Gemination.

The ___ ____ is located anterior and inferior to the ear, between the skin of the cheek & masseter muscle.

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_______ is defined as the developmental absence of one or more teeth excluding the third molars.

Leeway space is created in the arches by the replacement of larger primary molars by smaller permanent premolars.

Meckel’s cartilage is found in which branchial arch?

Absence of 6 or more teeth.

Partial or complete failure of fusion of one or both maxillary processes with the globular process describes:

What type of bone lies within the maxilla and mandible and has a web-like appearance on radiographs?

Which duct opens under the tongue near the frenum at the sublingual caruncle?

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During bell stage, the cells of enamel organ differentiates into what 4 layers?

Salivary stones that block salivary flow are called:

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The tongue forces developing palatal shelves to “flip up”, move toward each other & merge to form the secondary palate.

Label 2

When tooth movement occurs:

Cartilage is quick to heal following an injury and has a direct blood supply.

Function of fibroblasts is to:

Tooth germ consists of the enamel organ with enamel knot, dental papilla and dental sac.

During the ___ ____ the enamel organ differentiates into OEE, IEE, Stellate reticulum, Stratum intermedium

An outgrowth or projection of a tooth, usually on the posterior teeth is known as

Goblet cells are found in all but

______ ____ covers the floor of the mouth, buccal, labial, alveolar, ventral surface of tongue and soft palate.

What dental anomaly is pictured below?

Chalky areas that are decalcified due to acids or poor OH are caused by…

Alveolodental ligament is located around necks of teeth. Gingival fiber group surround the roots of teeth (main group).

What are the 3 parts of the periodontium?

Oral cancer lesions are most likely found on what part of the tongue?

What percent % of total saliva volume does Submandibular Gland produce?

Label 1

Red Blood Cells are:

Which ducts are lined with simple columnar epithelium and may have mitochondria?

Label 1, 2 & 3

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The primary dentition is initiated at:

Which is the correct sequence of embryonic period?

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What is the order of root formation cycle?

What is pictured below?

Enamel is:

Select the correct order of stages of tooth development

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Which cells function in coordinating and regulating body activities?

Which papillae have no taste buds?

A disturbance during root formation that causes the root to curve is also known as:

What percent % of saliva is produced by Major Salivary Glands?

Fibrous connective tissue is composed of strong collagenous fibers that bind parts together

The cementum is located below Tomes granular layer in dentin.

Collagenous Fibers are

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________ maintain the shape of the cell.

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______ spread over the root dentin and undergo cementogenesis, laying down Cementoid.

Spaces between lamellae where osteocytes are embedded are called:

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Label 8 and 9

Pitting of enamel because of poor matrix formation is caused by:

The _____ (sensory) nerve carries information from PNS to CNS

What is the name of the median swelling that develops part of the tongue?

In what stage of tooth development does the enamel organ form?

Red Blood cells:

Cementum is located on top of Tome’s granular in ___________________.

Another term for Mast Cells