The outer ear includes the pinna the visible ear, consisting mostly of skin and cartilage and the ear canal. The vestibular structures will be present only in selected slides. Histology is the study of the microanatomy of cells, tissues, and organs as seen through a microscope. The middle ear houses three ossicles, the malleus, incus and stapes and is connected to the back of the nose by the eustachian tube. While more rigid and less flexible than muscle, cartilage is not as stiff as bone. References cummings otorhinolaryngology, 4th edition, dhingras e. Under no circumstances should you repost material downloaded from student source to other websites. The format of essential human histology departs considerably from that of the usual presentations on human tissueorgan biology. External ear pathology presentation free download as powerpoint presentation. You should not accept a score below 70% above chance as a reasonable performance. A presentation on external ear pathology, that i did in my third proffessional in ent at mamc.
They may take some time to load if you have a slow connection. The spleen has a unique location, embryological development and histological structure that differs significantly from other lymphoid organs. The cell bodies of the cochlear neurons occupy a canal the spiral canal that spirals up the modiolus. Cartilage is a robust and viscoelastic connective tissue that can be found in joints between bones, the rib cage, intervertebral discs, the ear, and the nose.
The reader will find boxes, tables, flow charts, line diagrams and photographs, which serve to enhance learning. Feb 11, 2015 this video guides you through the basic histology of the ear tissue and cells looked at are. Junqueiras basic histology text and atlas 14th edition. Histology atlas, histology slides online, images, diagrams, illustrations, pictures, atlas, captures, micrographs. The latter is lined by keratinized stratified squamous epithelium. The early and definitive diagnosis of a cholesteatoma remains dependant on its identification on otoscopic examination. The ear canal is subject to all afflictions of skin, one of the most common of which is infection. This lining differs from skin by the presence of specialized ceruminous ear wax glands.
Differentiate between trachea, bronchus and bronchiole type i and type ii alveolar cells alveolar duct and alveolar sac explain the role of the. It is sandwich of tissues, with keratinized stratified squamous epithelium facing the outer ear, nonkeratinized stratified squamous epithelium facing the middle ear, and a very thin layer of connective tissue in between. If you have selected a large number of subject areas it may occasionally take a few seconds for the question to be set. Acoustic energy, in the form of sound waves, passes pinna, ear canal. King by scrolling to the bottom of the page or by pressing the ctrlend keys, and then clicking on the comments or questions link. Picture tests in histology of the respiratory system youtube. This site links to resources serving the siu school of medicine, year one curriculum from any page, you may email questions to dr.
Pus traversing the aditus ad antrum reaches to the middle ear and empties through the eustachian tube with resolution of the process or a perforation of the tympanic membrane. Introduction to histology authorstream presentation. Diseases of ear nose and throat pdf head and neck surgery. How histology slides are made four basic tissue types.
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. To allow gas exchange to occur at the respiratory membrane, so that oxygen diffuses into the blood while carbon dioxide diffuses into the bronchial tree. The ear has three distinct regions outer ear, middle ear, and inner ear. Chart and diagram slides for powerpoint beautifully designed chart and diagram s for powerpoint with visually stunning graphics and animation effects. It is the meeting ground where genetics, physiology, anatomy, biochemistry, and evolution come together. Semicircular canals are oriented at 90 o to one another. Anatomy ppts by elizabeth james anatomy ppts shared by bani issa anatomy sectional human anatomy digestive system mr. The skin is delicate, readily abraded and thus easily inflamed. The middle ear houses three ossicles, the malleus, incus and stapes and is connected to the back of. This may happen when in hot humid conditions, particularly when swimming in infected water producing what is known as. After completion of this video you will be able to. Ear structure and function llege for girls sector 11. The histology of the acoustic organ is well described in.
The left most bone is the malleus hammer which is attached directly to the typmanic membrane. Histology guide teaches the visual art of recognizing the structure of cells and tissues and understanding how this is determined by their function. The study of the microscopic structure of biological material and the ways in which individual components are structurally and functionally related. By printig out this quiz and taking it with pen and paper creates for. The innervation of the cochlea and vestibule is as follows. For the purpose of easy access and usersafety, we have uploaded this book.
Anatomy and physiology of the external, middle and inner ear. It sets three ossicle bones malleus, incus, stapes into motion, changing acoustic energy to mechanical energy. Special senses ears 2015 section a laboratory trans. One of these muscles is the levator palpebrae superioris which is a skeletal muscle innervated by the occulomotor nerve. Veterinary histology is a microscopic anatomy textbook focused on domestic species, including the dog, cat, cattle, horses, swine, and camelids. Neuroendocrine tumours occur throughout the body but are rare in the head and neck region and particularly rare in the middle ear. Epithelial, connective, muscle, nervous all animals are composed of only these four tissue types tissue types are organized to form organs, which form the functional systems of the body. Histology cell biology thread university of virginia. From stacks of lmslides 3dreconstructions of the complete pigeon inner ear anatomy with true dimensions are made. Pulmonary tuberculosis is the most common type of tuberculosis accounting for approximately 80% of the tuberculosis cases. The processes of life do not just happen in a sack of biological soup bounded by a membrane. Powerpoint tips and tricks for business presentations. In ear surgery, proper training of manual dexterity cannot be done directly in patients. Mar 31, 2020 the spleen is a fist sized organ located in the left upper quadrant of the abdomen.
This textbook is written for advanced undergraduate students and. Learn vocabulary, terms, and more with flashcards, games, and other study tools. Above left are the three ossicles photographed with a dime to show their relative size. This technique is useful for the sampling of fistulous tracts, ear canals, exudates and for vaginal cytology. Lobes and lobules lobes are located btw adjacent renal columns with peripheral limits within medulla being the interlobar arteries a renal lobule is defined as a portion of the kidney containing those nephrons that are drained by a.
The inner ear is the portion of the ear which contains sensory receptors. These middle ear bones mechanically amplify sound and compensate mismatched. This website contains more than 280 virtual microscope slides for learning histology. Special characteristics of epithelia cellularity cells are in close contact with each other with little or no intercellular space between them specialized contacts may have junctions for both attachment and communication polarity epithelial tissues always have an apical and basal surface support by connective tissue at the basal surface, both the epithelial tissue and the connective. On a subcellular level the microstructures and organelles in. Histology of the inner ear follow protocol notebook illustrations above left are the three ossicles photographed with a dime to show their relative size. Diseases of ear, nose and throat, which represents otorhinolaryngology head and neck surgery in all of its diversity, is created to fill the need of contemporary definitive book. Krauses essential human histology for medical students third edition. This worksheet is in pdf format and holds a printable version of the quiz ear histology. Problems in his ear are shown to be due to accumulation of fluid in the middle ear. Anatomy and physiology of the external, middle and inner ear chapter in handbook of clinical neurophysiology 10 december 20 with 9,297 reads how we measure reads. Alright, now in this part of the article you will be able to access the junqueiras basic histology 14th edition pdf using our direct link which has been mentioned at the end of this article.
Unless the location is very moist, lightly moistening the swab with 1 or 2 drops of sterile saline prior to collection is advised, as this will minimise cell damage. Attached to the tarsal plate are two muscles that serve to elevate the eyelid. Krauses essential human histology for medical students third. Use the quiz to test your basic histological knowhow, knowwhat and nowhere.
The more florid symptoms arising from facial nerve weakness, inner ear invasion and intracranial infection are late symptoms reflecting extensive and complicated disease. If you continue browsing the site, you agree to the use of cookies on this website. External ear pathology presentation ear candidiasis. Peters sleep apnea was a huge worry for both of us, and it left us both feeling tired and drowsy every morning. Histology is the study the structure and function of normal mammalian cells and tissues using various types of microscopes. Histology of ear histology department medical faculty university of sumatera utara. Bridge between biochemistry, molecular biology, physiology, disease processes and the effects of diseases. Hearing is one of the major senses and like vision is important for distant warning and communication. The ear outer ear middle ear inner ear slideshare uses cookies to improve functionality and performance, and to provide you with relevant advertising. It transmits vibrations to the incus anvil which in turn transmits vibrations to the right.
Organs are assembled from the four basic types of tissues and have cells with specialized functions. Herein a case is presented of a middle ear adenoma in a 33yearold patient. Im writing on behalf of my husband to send you a big thank you the improvement has been amazing. Histology of the ear ear human head and neck scribd.
Some questions you should be able to answer by the end of this lecture. Cell membrane most of the cells are surrounded by a thin cell membrane which is elastic in nature and measuring from 1020 nm in thickness. Internal ear vibrations are transduced to specifc nerve impulses that pass via acoustic nerve to cns. Cochlear anatomy, function and pathology i uconn health. The inner ear consists of a series of interconnecting sacs and tubes the membranous labyrinth. Tuberculosis of the otorhinolaryngeal region is one of the rarer forms of extrapulmonary tuberculosis but still poses a significant clinical and diagnostic challenge. The pinna and external auditory canal form the outer ear, which is separated from the middle ear by the tympanic membrane. Three dimensional reconstruction of the pigeon inner ear rug. This new edition of the bestselling english edition of junqueiras basic histology. Introduction to histology how histology slides are made four basic tissue types. Functions of the respiratory system to allow gases from the environment to enter the bronchial tree through inspiration by expanding the thoracic volume. The objectives for examining microscopic slides as part of a course in basic histology include. The ear is a complex sensory organ responsible for hearing and balance. Pdf histological study of the external, middle and inner ear of.
Histology is the microscopic study of how cells and tissues collaborate to form organs. Histology quiz, mcq, questions and exams with answers, prepared by dr. Learn lab ear histology with free interactive flashcards. A total of 307 slides obtained from vertical and horizontal sections of the. Bony labyrinth is lined w endosteum and is separated ft membranous labyrinth by perilymphatic space that is filled w perilymph. This muscle is not readily visible in your section, but you can see its dense connective tissue tendon running between the orbicularis oculi muscle and the tarsal plate.
Tuberculosis affects all tissues of the body, although some more commonly than the others. Cytology sample collection and preparation for veterinary. A free powerpoint ppt presentation displayed as a flash slide show on id. Some images are tagged with a yellow dog ear in their upper right corner. Ppt histology powerpoint presentation free to download. See more ideas about histology slides, anatomy and physiology and physiology. Clinical findings are often nonspecific and therefore pose a diagnostic challenge. Under no circumstances should you share any material downloaded from student source course websites with individuals outside the class.
These pages are not intended to be a replacement for a good textbook. The ear 287 external ear 287 middle ear 287 inner ear 288 organogenesis 293 summary 294 index 296. It is the largest lymphoid organ and thus the largest filter of blood in the human body. Sound waves hit the ear drum, causing it to vibrate like a drum. It examines the correlation between structure and function. Choose from 500 different sets of lab ear histology flashcards on quizlet. These middle ear bones mechanically amplify sound and compensate mismatched impedance. The organs of special senses eye and ear choose the correct answer.
Junqueiras basic histology text and atlas 14th edition pdf free download. Furthermore, the nomenclature of neuroendocrine tumours of the middle ear is historically controversial. External ear pinna auricle irregularly shaped plate ot elastic cartilage covered by. Histology of the ear free download as powerpoint presentation. Oral histology slides this page contains a list of labeled histology images taken from the dental education program at the university of oslo. This digital textbook provides comprehensive, systemspecific text as well as highresolution, annotated images along with chapterspecific glossary of terms and learning objectives. The direction in which purulent material dissects determines the clinical presentation and complications associated with acute mastoiditis box 31. Helping the student recognize the microscopic structural features of the cells, tissues, and organs of the body. Ppt anatomy of the ear powerpoint presentation free to.
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