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Related Concept Videos

Tooth Anatomy01:21

Tooth Anatomy

1.2K
The human tooth enables us to eat a variety of foods, speak clearly, and even aid in shaping our faces. Teeth are composed of various elements that work together. Here's a detailed look at the anatomy of a human tooth.
The Crown, Neck, and Root
The visible part of the tooth is referred to as the crown. It's covered by enamel, the hardest substance in the human body. The crown is uniquely shaped for each type of tooth, allowing for different functions such as cutting, tearing, or...
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Teeth01:15

Teeth

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The formation of teeth, also known as odontogenesis, is a complex process that begins in utero, around the sixth week of embryonic development. There are three stages to this process: the bud stage, the cap stage, and the bell stage.
In the bud stage, the tooth germ (an aggregation of cells) starts to form in the developing jawbone. During the cap stage, the tooth germ differentiates into enamel organ, dental papilla, and dental sac, which will later develop into the tooth's enamel, dentin...
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Blood and Nerve Supply to the Bones01:29

Blood and Nerve Supply to the Bones

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Bones are dynamic organs that require a rich supply of oxygen and nutrients. Around 5% to 10% of the cardiac output supplies blood to the bones. A typical long bone has three main sources: the nutrient artery, the metaphyseal and epiphyseal arteries, and the periosteal arteries.
Nutrient Artery
The nutrient artery is the main blood vessel that enters the diaphysis via the nutrient foramen. While most long bones have only one nutrient foramen, large bones, such as the femur, may have two. This...
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Oral Cavity01:11

Oral Cavity

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The oral cavity, or the mouth, is a complex structure in humans that plays a vital role in our day-to-day lives. Its role is not only in chewing and swallowing food; it also plays a role in speech and facial expressions.
Teeth: The teeth are the hardest structures in our bodies. Humans have two sets of teeth throughout their lifetime: deciduous (baby) teeth and permanent teeth. Each tooth consists of several parts: the crown (visible part), the root (embedded in the jaw), enamel (hard outer...
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Assessment of apical radial pulse01:25

Assessment of apical radial pulse

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Apical-Radial (A-R) Pulse Assessment
The A-R pulse assessment involves simultaneous evaluation of the apical and radial pulses. When the apical and radial pulse rates vary, this assessment helps identify a pulse deficit.
Pre-Procedural Preparation
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Related Experiment Video

Updated: Oct 5, 2025

Isolation, Culture, and Characterization of Dental Pulp Stem Cells from Human Deciduous and Permanent Teeth
02:33

Isolation, Culture, and Characterization of Dental Pulp Stem Cells from Human Deciduous and Permanent Teeth

Published on: May 17, 2024

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[Dental pulp in carious teeth].

N Basić1, I Selak, T Cvetković

  • 1Stomatoloski fakultet, Sarajevo.

Medicinski Arhiv
|January 1, 1992
PubMed
Summary
This summary is machine-generated.

Dental pulp changes, often from bacterial activity in cavities, can also stem from periodontal disease. Pathohistologic examination reveals inflammation and regressive changes in affected teeth.

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Isolation, Culture, and Characterization of Dental Pulp Stem Cells from Human Deciduous and Permanent Teeth
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Area of Science:

  • Dental pathology
  • Oral microbiology
  • Periodontology

Context:

  • Dental pulp changes result from diverse etiologies, including bacterial activity and toxins from caries.
  • The supporting apparatus disease is increasingly recognized as a potential cause of dental pulp alterations.

Purpose:

  • To investigate the etiologic factors and pathohistologic findings associated with dental pulp changes.
  • To explore the relationship between periodontal disease and dental pulp pathology.

Summary:

  • Bacterial activity and carious processes are primary causes of dental pulp inflammation and necrosis.
  • Dental pulp changes, including inflammation and regressive alterations, can be sequelae of periodontal disease.
  • Pathohistologic examination of carious teeth reveals inflammatory and regressive changes in the dental pulp.

Impact:

  • Highlights the link between periodontal health and pulpal vitality.
  • Informs clinical diagnosis and treatment strategies for complex dental cases.
  • Underscores the importance of considering systemic and adjacent tissue health in dental pulp pathology.