Normal oral cavity findings and variants of normal. Ppt introduction to oral histology powerpoint presentation. Identify the effect of nerve paralysis on those muscles and their related function 4. A soft palate the posterior onethird of the roof of the mouth. This is followed by enamel and dentin apposition from 4 to 6 weeks in utero. Figure 2 in anatomy and normal microbiota of the digestive system. Affordable and search from millions of royalty free images, photos and vectors. Nasal cavity definition, anatomy, functions, diagrams. The incisors are located near the entrance of the oral cavity and function as cutting or shearing instruments for food see fig. Anatomy and physiology of oral cavity oropharynx waldeyers. The pelvis is the lower portion of the trunk, located between the abdomen and the lower limbs.
Skin contains hair follicles and sebaceous glands2. Microbial diseases of the mouth and oral cavity microbiology. Teaching dental anatomy comprises studies of crown contours, roots, and pulp chambers together in their relationships with other structures in the oral cavity 7778 79 80. Match each of the following descriptions with a key equivalent, and record the key letter or term in front of the description. Choose from 500 different sets of anatomy physiology oral cavity flashcards on quizlet. Oral cavity extends from the lips to the oropharyngeal isthmus the oropharyngeal isthmus. The oral cavity is the most proximal portion of the aerodigestive tract, and is continuous posteriorly with the oropharynx gross anatomy boundaries. Our new crystalgraphics chart and diagram slides for powerpoint is a collection of over impressively designed datadriven chart and editable diagram s guaranteed to impress any audience. A stratified squamous nonkeratinized epithelium lines the oral surface of the lips, cheeks, floor of mouth, and covers the ventral surface of the tongue in slide.
The oral cavity is the anatomic space that forms the outer limit of the alimentary canal. Worlds best powerpoint templates crystalgraphics offers more powerpoint templates than anyone else in the world, with over 4 million to choose from. The median part of the upper lip shows a shallow external groove, the philtrum. We hope that the dentists and the dentiststobe will find this book useful in their studies. These are two fleshy folds that circumscribe the mouth and closes the cavity. In human anatomy, the mouth is the first portion of the alimentary canal that receives food and produces saliva. Mouth video human anatomy and physiology khan academy. Learn dental anatomy oral cavity with free interactive flashcards. The color and morphology of the structures may vary with genetic patterns and age.
During mastication, incisors are used to shear cut through food. The oral mucosa is the mucous membrane epithelium lining the inside of the mouth. Anteriorly it opens to the face through the oral fissure, while posteriorly the oral cavity communicates with the oropharynx through a narrow passage called the oropharyngeal isthmus also termed the isthmus of the. The oral mucosa represents the lining of the oral cavity. From a proximal view, the crowns of these teeth have a relatively triangular shape, with a narrow incisal surface and a broad cervical base. For purposes of staging oral carcinoma according to the 8th edition of the ajcc tnm staging system, the oral cavity starts at the portion of the lip that contacts the opposed lip wet mucosa and excludes the dry vermilion lip. So, the first place our food goes for digestion in the body is, of course, the mouth, and the mouth actually has a couple of names, believe it or not. The oral cavity is the first section of the alimentary tract that receives food.
Chart and diagram slides for powerpoint beautifully designed chart and diagram s for powerpoint with visually stunning graphics and animation effects. It consists of the lips anteriorly, the oral vestibule, the palate, and the teeth. A powerpoint presentation about oral cavity by paolo zabat, rn. Ppt oral cavity and pharynx powerpoint presentation. While primary aspects of the voice are produced in the. Shafers textbook of oral pathology 7th edition pdf free. In addition to its primary role as the beginning of the digestive system, in humans the mouth also plays a significant role in communication. Softtissue, glandular structures and osseous relations are in close proximity and a sound understanding of radiological anatomy, common pathology table 1 and pathways of disease spread is required. Choose from 500 different sets of dental anatomy oral cavity flashcards on quizlet.
For purposes of staging oral carcinoma according to the 8th edition of the ajcc tnm staging system, the oral cavity starts at the portion of the lip that contacts the opposed lip wet mucosa and. The oral cavity anatomy,physiology, pathology youtube. The normal anatomy of the mouth includes the oral cavity, which is composed of the hard and soft palates. Moving farther into the mouth, the opening between the oral cavity and throat oropharynx is called the fauces like the kitchen faucet. Extending from the mouth opening, it continues till above the throat, to the beginning of the oropharynx, the part of the pharynx located just after the oral cavity 5. Learn anatomy physiology oral cavity with free interactive flashcards.
Anatomy of oral cavity seminar for ug mbbs slideshare uses cookies to improve functionality and performance, and to provide you with relevant advertising. Oral and tongue anatomy quizzes with preexam study graphic. The epithelial cells keratinocytes are arranged in layers. Search help in finding anatomy of the oral cavity online quiz version. Surgeons are frequently confronted with finding an acceptable source of autologous grafts for reconstruction of oral mucosa defects. The nasal cavity lies just behind the two nostrils and forms the interiors of the nose it makes up the upper respiratory system along with the paranasal sinuses, oral cavity, pharynx, and larynx 2, and is the.
Extends from the lips to the oropharyngeal isthmus the oropharyngeal isthmus. The nasal cavity lies just behind the two nostrils and forms the interiors of the nose. Oral cavity proper lies behind and within the arch of teeth. Histology departemen u s u 1 oral cavity consists of. The adobe flash plugin is needed to view this content. Many of these infections only affect the mouth, but some.
Its relevance to dentistry is a book mainly focused on the oral anatomy. View fungal infection in oral cavity ppts online, safely and virusfree. The pelviss frame is made up of the bones of the pelvis, which connect the axial skeleton to the femurs, and therefore acts in weight bearing of the upper body. The epithelial layer of the oral mucosa is stratified squamous epithelium, which may be keratinized or nonkeratinized according to the area in the mouth. Anatomy of the oral cavity with the exception of the posterior onethird of the tongue, which is of endodermal origin, the epithelium that lines the oral mucosa derives mostly from ectoderm. Pharynx is a conical fibromuscular tube forming upper part of air and food passages.
Orbicularis oris muscle serves as sphincter of the mouth4. Today, in this article, we are going to share with you woelfels dental anatomy pdf for free download. Superiorly by the mucolabial and mucobuccal folds, and 4. Clinical significance of dental anatomy, histology. Examination of the oral cavity examination of the oral cavity physical evaluation. Mouth and its structures include the tongue teeth and their supporting structures salivary glands tonsils lymphoid organ divided into.
Oct 24, 2015 oral pathology lecture notes download source. The pocketlike part of the mouth that is framed on the inside by the gums and teeth, and on the outside by the cheeks and lips is called the oral vestibule. Differentiate different parts of the oral cavity 2. Feb 10, 2017 the full version of this video covers the overview and most important structures of the oral cavity as well as relevant clinical notes. Loss of its barrier function due to diseases or injury will cause significant dysfunction within the oral cavity. Ppt oral cavity anatomy powerpoint presentation free to download id. It is bounded by a roof, a floor and lateral walls. The oral cavity is lined by a mucous membrane the oral mucosa consisting of a stratified squamous epithelium, which may or may not be keratinized, and an underlying connective tissue layer, the lamina propria. The remainder of the oral cavity is covered with an oral mucous membrane. School of dentistry university of minnesota 01 developmental disorders.
Ppt oral cavity anatomy powerpoint presentation free. Of course, we call it the mouth most commonly, but its also known as the oral cavity or even the buccal cavity, the oral or the buccal cavity, and so, lets learn a little more about. Oral anatomy, histology and embryology pdf free download. At the sides they unite to form the oral commisures 5 layers1. Winner of the standing ovation award for best powerpoint templates from presentations magazine. Anatomy of the oral cavity including lips, gums, tongue, floor of mouth and palate slideshare uses cookies to improve functionality and performance, and to provide you with relevant advertising. Carcinoma is a highly malignant tumour of epithelium that occurred in the oral cavity. Anatomy and physiology of oral cavity oropharynx waldeyers 1. Theyll give your presentations a professional, memorable appearance the kind of sophisticated look that todays audiences expect.
Oral cavity definition, anatomy, functions, diagram. If you continue browsing the site, you agree to the use of cookies on this website. The cavity is separated into anterior and posterior parts by the dental arches or teeth. There is a printable worksheet available for download here so you can take the quiz with pen and paper. Anatomy, tongue muscles, nerves and vessels kenhub. Herpetic gingivostomatitis as described in viral infections of the skin and eyes, infections by herpes simplex virus type 1 hsv1 frequently manifest as oral herpes, also called acute herpes labialis and characterized by cold. Oral cavity anatomical and physiological specificities.
The esophagus acts as a conduit for transport of food from the oral cavity to the stomach which, as a jshaped dilation of the alimentary canal, connects with the duodenum distally. Oral mucosa primarily acts as a barrier against the external harmful environments. Umar handdrawn videos the oral cavity please visit my website facebook page please like and. C hard palate the anterior twothirds of the roof of. Anatomy of the oral cavity proper linkedin slideshare. Oral vestibule lies between the gums and the teeth. However, there are number of other infections that can manifest in the oral cavity when other microbes are present. Describe the blood and nerve supply of mucosa and muscles of palate and tongue 3. The oral cavity is a challenging area for radiological diagnosis. Lymphoid aggregates are collections of normal or focally hyperplastic lymphoid tissue that may occur anywhere within the oral cavity, but most commonly involve the regions of waldeyers ring, which includes the oropharynx, lateral tongue, soft palate and floor of mouth etiology. The epithelium exhibits four layers of cells, the basal layer, spinous layer, granular layer, and the superficial layer, which is known as the cornified layer in the skin and keratinized oral mucosa. The oral cavity is located just beneath the nasal cavity, the two being separated by the palate 4. The oral cavity and associated structures clinical. The submandibular space as well as the traditionally held oral cavity subsites of the sublingual space, mucosal space and root of tongue figure 1 and 2 will be addressed.
The oral fissure rima oris is the beginning of the oral cavity. The mouth, pharynx, and esophagus anatomy and physiology. View and download powerpoint presentations on fungal infection in oral cavity ppt. Pathogens and host immunity in the ancient human oral cavity. Unlike other human microbiomes, the oral microbiome will cause disease in a majority of people during their lifetime, suggesting that it is currently in a state of dysbiosis rather than symbiosis. Jan 30, 2016 this video is about anatomy of the oral cavity. The oral mucosa is the mucous membrane epithelium lining the inside of the mouth in addition to its primary role as the beginning of the digestive system, in humans the mouth also plays a significant role in communication. Oral cavity anatomy 1 oral cavity anatomy enamel superior labia superior labial frenulum. This is an online quiz called anatomy of the oral cavity. This book is basically the result of more than eight years of my teaching in dental anatomy and oral physiology for dental and medical students. Oral structures are essential in reflecting local and systemic health oral anatomy. It consists of oral epithelium and an underlying connective tissue lamina propria, and the basement membrane in between. The alveolar bone is covered by specialized oral mucosa known as gingiva, or, more commonly, gums.
Aug 23, 2016 anatomy of oral cavity seminar for ug mbbs slideshare uses cookies to improve functionality and performance, and to provide you with relevant advertising. Tooth germ formation of the primary or baby teeth begins 7 to 10 weeks in utero. Oral anatomy used to assess the relationship of teeth, both within and between the arches. May 11, 2020 the oral cavity is situated anteriorly on the face, under the nasal cavities. Textbook of dental anatomy and oral physiology pdf free download preface. The anterior 2 3rd of the tongue lies on the floor. It provides the digestive functions of prehension, mastication and in salivation and also plays a role in the respiratory system through oral breathing when the nasopharynx is impaired. These exams test on softtissue landmarks found inside the mouth. Lips and cheeks the lips are musculofibrous folds that are connected to the gums by superior and inferior frenula.
The muscles of the oral cavity form an important framework for understanding the anatomy and are summarised in table 2. The oral cavity is conveniently divided by the arch formed by the teeth and gums into. Woelfels dental anatomy pdf free download direct link. Oral cavity mouth extends from the lips to the oropharyngeal isthmus the oropharyngeal isthmus.
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