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Related Concept Videos

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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Tooth Anatomy01:21

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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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Timing and Consequences on Behavior01:08

Timing and Consequences on Behavior

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In operant conditioning, the timing of reinforcement is crucial. For animals like rats and cats, immediate reinforcement (within a few seconds) is much more effective than delayed reinforcement. For example, a food reward for a rat needs to follow within 30 seconds of pressing a bar to be effective. 
Humans, however, can respond to delayed reinforcers. We often make decisions between immediate small rewards and delayed larger rewards. This ability to delay gratification is a significant...
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Oral Cavity01:11

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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 the Mouth01:26

Assessment of the Mouth

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A thorough mouth assessment, including inspection and palpation of the lips, gums, tongue, tonsils, uvula, and pharynx, is crucial in detecting potential health issues. Diseases ranging from oral cancer to systemic conditions like diabetes could be identified early through careful oral examination. This article provides a detailed guide on conducting a comprehensive mouth assessment.
Mouth Inspection
The inspection begins with visually examining the mouth for symmetry, color, and size.
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Associative Learning01:27

Associative Learning

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Associative learning is a fundamental concept in behavioral psychology, wherein a connection is established between two stimuli or events, leading to a learned response. This process is critical in understanding how behaviors are acquired and modified. Conditioning, the mechanism through which associations are formed, can be divided into two main types: classical conditioning and operant conditioning, each elucidating different aspects of associative learning.
Classical conditioning, also known...
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Related Experiment Video

Updated: May 5, 2026

Micro-dissection of Enamel Organ from Mandibular Incisor of Rats Exposed to Environmental Toxicants
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Tooth and consequences.

Bill Santamour1

  • 1bsantamour@healthforum.com

Hospitals & Health Networks
|November 23, 2013
PubMed
Summary

Poor oral health and limited access to preventive dental care are significant issues. These factors lead to increased emergency department visits for both children and adults.

Area of Science:

  • Public Health
  • Dental Medicine
  • Healthcare Access

Background:

  • Poor oral health is a widespread public health concern.
  • Limited access to regular, preventive dental care contributes to severe dental conditions.
  • Dental issues are increasingly presenting as reasons for emergency department (ED) visits.

Purpose of the Study:

  • To investigate the link between inadequate preventive dental care access and emergency department utilization.
  • To highlight the impact of poor oral health on healthcare system strain.

Main Methods:

  • Analysis of healthcare utilization data.
  • Examination of patient demographics and reasons for ED visits.
  • Correlation study between dental care access and ED trends.

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Main Results:

  • A significant proportion of ED visits are attributed to preventable dental conditions.
  • Both pediatric and adult populations show increased reliance on emergency services for dental issues.
  • Data indicates a trend of rising ED visits for dental problems linked to lack of preventive care.

Conclusions:

  • Lack of access to preventive dental services is a primary driver of emergency department visits for oral health issues.
  • Addressing barriers to dental care access is crucial for reducing ED overcrowding and improving public health outcomes.
  • Policy interventions aimed at increasing access to preventive dental care are warranted.