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. Introduction bone tissue along with other ct like cartilage, fibrous tissue, fat, blood vessels, nerves, and hematopoietic elements form the individual bones. T melaka manipal medical college manipal university india 2. However, there is a region where cartilage is preserved, known as the epiphyseal growth plate.
Histology of articular cartilage repair springerlink. Cartilage is also formed very early during the repair of bone fractures. Chondrocytes may lie singly or in pairs, but most often they form short rows between dense bundles of collagen fibres. Organic portion composed of mainly collagen type 1 about 95% and amorphous ground substance. Observe and describe the processes of bone remodeling and bone growth. Bones protect the various organs of the body, produce red and white blood cells, store minerals, provide structure and support for the body, and enable mobility. The pannus directly leads to the development of erosions outsidein model. Study 87 histology exam 1 bone and cartilage flashcards from natalie f. The strength, shape and stability of the human body are dependent on the musculoskeletal system. The present updated edition is an illustrated account of microscopic structures of tissues and organs in a simple and precise. Chondrocytes may lie singly or in pairs, but most often. Fibro is found in invertebral discs, joint capsules, ligaments elastic is found in the external ear, epiglottis and larynx. Cartilage is composed of cells, fibers, and a highlyhydrated ground substance.
Previous page when you finish, close this window to return to week 3 lab page to summarise. Many collagen fibers parallel to each other in the same layer. A text and atlas 7th edition pdf using our direct links mentioned at the end of this article. The bone marrowmodel could explain the success of drugs such as rituximab, aimed at b cells, which may reside in the synovium but originate from the bone marrow. Describe the calcification processes of cartilage and bone. The photomicrographs show the main features of b hyaline cartilage, c elastic cartilage, and d fibrocartilage. Handbook of histology methods for bone and cartilage is an outgrowth of the editors own quest for information on bone and cartilage histology and histomorphometry. Here is the lecture schedule for our general histology course for fall, 2019. This process is experimental and the keywords may be updated as the learning algorithm improves. Bone and cartilage free download as powerpoint presentation. Hyaline cartilage, elastic cartilage and fibrocartilage. Definition cartilage is a specialized type of dense connective tissue designed to give support, bear weight and withstand tension, torsion and bending. At both the primary and secondary ossification centres, cartilage is replaced by bone.
Lecture on faculty of dentistry at the field of orthodontic and oral maxillofacial radiology at. Walsh, mark walton, warwick bruce, yan yu, ronald m. Textbook of histology a practical guide jp gunasegaran pdf. Bone is a modified form of connective tissue which is made of extracellular matrix, cells and fibers. It is normally bluewhite, smooth with a moist surface and turns yellow and becomes thinner in old age. A bone is a rigid organ that constitutes part of the vertebrate skeleton in animals. Cartilagebonemuscle histology notes medical histology.
You can only convincingly identify the elastic cartilage when the section is specifically stained for elastin. You may also notice that elastic cartilage tends to be more cellular than hyaline cartilage. Nov 17, 2017 this feature is not available right now. Connective tissue is charcterised by matrix and cells. It is found in nose, trachea, bronchi, ventral ends of ribs and sternal attachment. Cartilage is thin, avascular, flexible and resistant to compressive forces. Bone is highly vascularised, and its calcified matrix makes it very strong. Define the components of bone on the microscopic level when bone is developing and when an animal is skeletally mature.
Cartilage occurs where flexibility is required, while bone resists deformation. The bone continues to grow by appositional and interstitial mechanisms at this region until the ideal length is achieved. Articular cartilage subchondral bone cartilage defect cartilage repair hyaline cartilage these keywords were added by machine and not by the authors. I have gathered together histology practice quizzes from various online classes for college, online medical classes, online histology courses, and other online. See more ideas about histology slides, hyaline cartilage and microscopic photography. Lecture 1 histology of cartilage and bone rev1 readonly. Osteocytes have long cytoplasmic processes which lie in empty tunnels canaliculi. Below are the 28 histology slides identification points of 1st year mbbs. Mar 30, 2020 the layers of articular cartilage are defined by zones. Dohrman and tamhsc faculty 2012 structure and function of human organ systems, histology laboratory manual. Articular bone regions covered by hyaline cartilage do not have a periosteum. We can tell connective tissues apart from others because its matrix normally takes up more space then the cells do. Cartilage is a resilient connective tissue composed of cells embedded in an extracellular matrix that is gellike and has a rigid consistency.
They provide support, surface for the attachment of muscles and protection to many vital organs like brain, heart, eyes etc. Unlike other connective tissue, the ex tracellular components of. Questions are provided for the most important slides of this chapter. Cartilage is rather rare in the adult humans, but it is very important during development because of its firmness and its ability to grow rapidly. Cells which in bone are called osteoblasts and osteocytes. The three types of cartilage there are three types of cartilage. Osteoclasts come in, and make space for other tissues arteries, veins, lymphatics, bone marrow, etc osteoblasts secrete osteoid to surround the remaining hyaline cartilage the last step is the formation of secondary ossification centers at the proximal and distal epiphyses in long bones. Human histology mbbs books free pdf inderbir singh. Handbook of histology methods for bone and cartilage.
Haversian canal contains blood vessels, nerves and loose connective tissue. In articular cartilage, this is the articulation surface between bone and cartilage. Handbook of histology methods for bone and cartilage springerlink. Identify some key pathological examples relevant to bone histology. This topic covers the structure and function of bone and cartilage, the type of cells found in these tissues, and how bone and cartilage are formed. As with hyaline cartilage, fibrils of type ii collagen are present, but they cannot be seen in the light microscope. Quizlet flashcards, activities and games help you improve your grades. In developing humans, most of the bones of the skeleton are preceded by a temporary cartilage model. Next to each lecture listed below youll see the corresponding lecture powerpoint in several formats, so you can pick what you like best. We offer an extensive collection of prepared slides for educators at all levels of instruction backed by our expert techni. Histology chapter 7 cartilage and bone flashcards quizlet. All lectures are in moos 2690, and each lecture is automatically recorded on mediasite. Describe the structure of each type of cartilage and list the locations where each is present.
The human skeletal system consists of bones and cartilages of various types. The most robust aspect of this unit is the underlying bony architecture. Functions of bone calcium regulation parathroid hormone stimulates osteoclast production calcitonin removes osteoclasts ruffled boarder which prevents resorption osteoporosis is an imbalance in skeletal turnover so that bone resorption exceeds bone formation. While more rigid and less flexible than muscle, cartilage is not as stiff as bone.
Bones and cartilages are supporting connective tissues. The abovepresented mechanisms of bone and cartilage damage in ra could be summarised as follows 17, 18. Oct 28, 2014 lecture 1 histology of cartilage and bonerev1 readonly. Elastic is found in the external ear, epiglottis and larynx. Inorganic portion 50% dry weight of the matrix composed of hydroxyapatite crystals, calcium, phosphorus, bicarbonate, nitrate, mg, k, na. Lecture 1 histology of cartilage and bonerev1 readonly. It aids in shock absorption and responds to stress. This book is designed for undergraduate medical and dental students. Click here to add histology world web histology quizzes to your favorites so that you can take a histology practice quiz throughout your histology class. Histology exam 1 bone and cartilage biology histology. Connective tissue matrix has fibres collagen, elastic and reticular and ground substance. Be able to describe, as well as recognize in microscope sectionsphotos, the process of intramembranous bone formation, including the process by which cancellous bone is converted into compact bone. Starting from the subchondral bone, there is a tidemark that is deep to the basal layer and separates true articular cartilage from the deeper cartilage, which is a remnant of cartilage anlage from longitudinal growth during childhood. Cartilage and bone are specialized connective tissues that provide support to other tissues and organs.
Like cartilage, and other types of connective tissue, bone is made up of cells and extracellular matrix. Gradually replaced by bone in grown ups except at the articular. This site includes histology quizzes, histology games, slides, mnemonics, histology puzzles and tons of information about histology. Cartilage support of other tissues throughout the respiratory tract is also prominent. This leads to calcium loss for bones and reduced bone mineral density. What distinguishes connective tissues from other tissues. Because of its resiliency and smooth, lubricated surface, cartilage provides cushioning and sliding regions within skeletal joints and facilitates bone movements. Articular surfaces of hyaline cartilage of the fetal elbow 194.
Histotechnology and histomorphometry are the major methodologies in bone and cartila related research. Apart from these, it also discusses oral cavity and related structures, oesophagus, stomach, and intestines and the urinary organs. It is designed to be an experimental guide for personnel who work in the areas of basic and clinical bone and cartilage, orthopedic, or dental research. Fibrocartilage fibrous cartilage is a form of connective tissue transitional between dense connectivea form of connective tissue transitional between dense connective tissue and hyaline cartilage. The fibers provide tensile strength, while proteoglycans in the ground substance make cartilage. After maceration of the soft tissues, the calcified fibro cartilage is left attached to the bone at articular surfaces and at the sites of tendon attachment.
I have gathered together histology practice quizzes from various online classes for college, online medical classes, online histology courses, and other online medical training programs. Difference between bone and cartilage major differences. The histology of tendon attachments to bone in man. For over 70 years our mission has been to provide educators with topquality microscope slides for botany, zoology, histology, embryology, parasitology, genetics, and pathology. Learn vocabulary, terms, and more with flashcards, games, and other study tools. Methods the cell cytoplasm the cell nucleus tissues. Dohrman and tamhsc faculty 2012 structure and function of human organ systems, histology. Comprehensive and uptodate, the handbook of histology methods for bone and cartilage offers researchers a practical guide to all the major histological and histomorphometrical methods of bone. The fibers provide tensile strength, while proteoglycans in the ground substance make.
Alright, now in this part of the article, you will be able to access the free pdf download of histology. The periosteum is anchored to the bone by special bundles of collagen fibers known as. Fibro is found in invertebral discs, joint capsules, ligaments. Cartilage junqueiras basic histology, 14e accessmedicine. Cartilage hyaline cartilage fibrocartilage elastic cartilage bone tissue blood histology of connective tissues. In the respiratory tract, ears, and nose, cartilage forms the framework supporting softer tissues. Start studying histology chapter 7 cartilage and bone. Apr 28, 2018 the book discusses epithelia, glands, general connective tissue, blood and the mononuclear phagocyte system, cartilage, bone, muscle, etc. Histology exam 1 bone and cartilage biology histology with evans at molloy college studyblue flashcards. Bones come in a variety of shapes and sizes and have a complex internal and external structure. Bone you will look at each of the three types of cartilage in this lab. This quiz only covers material that one would be expected to discuss in a histology laboratory.
Comprehensive and uptodate, the handbook of histology methods for bone and cartilage offers researchers a practical guide to all the major histological and histomorphometrical methods of bone and cartilage analysisa gold mine of detailed techniques for the preparation of tissue from collection through fixation, embedding, sectioning, and. Columns of isogenous groups during ossification regeneration by appositional growth from perichondrium. In contrast to other cartilage types, collagen type i is dominant in fibrous cartilagedominant in fibrous cartilage. Hyaline most common, found in the ribs, nose, larynx, trachea. Hyaline cartilage is the most abundant in the body and surrounded by perichondrium. Classify the types of cartilage present in an animal. Histology of bone and cartilage flashcards quizlet. A read is counted each time someone views a publication summary such as the title, abstract, and list of authors, clicks on a figure, or views or downloads the fulltext. They are not apparent in ordinary histological preparations but can be demonstrated by silver impregnation.
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