Cartilage is composed of cells, fibers, and a highlyhydrated ground substance. Ground bone, demineralized bone from human rib, hyaline cartilage, elastic cartilage from epiglotus, fibrocartilage, bone from nasal concha, intramembranous. Definition cartilage is a specialized type of dense connective tissue designed to give support, bear weight and withstand tension, torsion and bending. Cartilage is a resilient connective tissue composed of cells embedded in an extracellular matrix that is gellike and has a rigid consistency. A comprehensive, fun and entertaining site devoted exclusively to histology. Articular hyaline cartilage and fibrocartilage do not have a perichondrium. These cells are typically found on or near free surfaces of bones and eventually differentiate into other cells in the bone tissue. They are not apparent in ordinary histological preparations but can be demonstrated by silver impregnation. 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. Dohrman and tamhsc faculty 2012 structure and function of human organ systems, histology laboratory manual. The epiphysis is the end of the bone, and is the portion that participates in the joint.
The growth plate is located just below the epiphysis and is the portion of the bone in which cartilage proliferates and is mineralized. 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. See more ideas about histology slides, hyaline cartilage and microscopic photography. Handbook of histology methods for bone and cartilage. Cells which in bone are called osteoblasts and osteocytes, osteo bone. Chondroblasts in existing cartilage divide and form small groups of cells isogenous groups which produce matrix to become separated from each other by a thin partition of matrix. Introduction introduction to experimental bone and cartilage histology yuehuei h. The osteoporosis was of varying aetiology and was clinically stable.
Ends of long bone cartilagenous ring of respiratory tract lacunae fetal skeleton function isogenous group of cells smooth surface for joint movement flexibility support outer layer o perichondrium which is dense irregular ct o chondrogenic area not visible spindled shape cells of chondroblasts. Trabecular bone, also known as cancellous bone or spongy bone, mainly serves a metabolic function. This is the area of bone to which ligaments and tendons attach. Name the three groups of connective tissue as it relates to their function. What distinguishes connective tissues from other tissues. Cartilage is thin, avascular, flexible and resistant to compressive forces. Same bone section slide 11 at higher magnification. All patients were given tetracycline before biopsy and double tetracycline labelling was used in seven patients. 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. Describe the structure of each type of cartilage and list the locations where each is present.
Histology of muscle, cartilage and bone slideshare. Connective tissue with solid intercellular substance n cartilage, bone n there are three types of cartilage. A broad understanding of bone and tooth microstructure is necessary for constructing the biological profile of an individual or individuals within a population. Later a secondary center of ossification appears in the epiphyses that is separated from the primary center by growth plate of cartilage endochondral bone formation hypertrophy and degeneration of chondrocytes beginning of formation of primary center of ossification propagation of the process of primary ossification followed by remodeling of.
This type of bone is located between layers of compact bone and is thin and porous. Like cartilage, and other types of connective tissue, bone is made up of cells and extracellular matrix. Medical school histology basics cartilage and bone vibs 243 lab. This is a quiz called bone histology 1 and was created by member rmitchell. The student should appreciate the differences in structure between cartilage and bone, and how the specific cells and matrices work together to perform the critical functions of these tissues.
It is important for bone modeling during growth and remodeling during life. Medical school histology basics cartilage and bone. Histology images courtesy of anonymous donation, beatrice public schools, florida statue university, histology world, mt hood community college. Articular surfaces of hyaline cartilage of the fetal elbow 194. Cartilage and bone histology images may be ed and can not be reproduced without permission. Jan 08, 2010 undecalcified bone histology demonstrates the microarchitecture of bone. It can withstand compression forces, and yet it can bend. This matrix consists of a fibrous component and an amorphous ground substance. Chondrocytes may lie singly or in pairs, but most often they form short rows between dense bundles of collagen fibres. Oct 28, 2014 lecture 1 histology of cartilage and bonerev1 readonly. Classify the types of cartilage present in an animal. These properties allow cartilage to serve as a support structure for holding tubes open or for proper locomotion.
Our engaging videos, interactive quizzes, indepth articles and hd atlas are here to get you top results faster. As usual, the quiz questions will address structures one should know at this point. Play this quiz called bone histology 1 and show off your skills. Also at ventral ends of ribs and as articular cartilage on the bone surfaces within joints. Chondrocytes may lie singly or in pairs, but most often. Below are the 28 histology slides identification points of 1st year mbbs.
We offer an extensive collection of prepared slides for educators at all levels of instruction backed by our expert techni. The photomicrographs show the main features of b hyaline cartilage, c elastic cartilage, and d fibrocartilage. Handbook of histology methods for bone and cartilage an, yuehuei h. Mar 18, 2020 immature and mature cartilage forming cells located at articular cartilage regions. Hyaline cartilage, elastic cartilage and fibrocartilage. Bone is the primary anatomical structure comprising of the human skeletal system. It shows both the mineralised and cellular components of bone, which provides vital information on bone turnover or bone formation and resorption. I would honestly say that kenhub cut my study time in. Unlike other connective tissue, the ex tracellular components of.
Cartilage support of other tissues throughout the respiratory tract is also prominent. Lecture 1 histology of cartilage and bone rev1 readonly. Long bone this slide shows the regions of the end of the growing tibia. Bone, rabbit femur chondroblasts chondrocytes compact bone spongy bone concentric lamellae, haversion system osteon haversion canal, volkmanns canal. Learn vocabulary, terms, and more with flashcards, games, and other study tools. Cartilage and bones lab observations take a picture and insert it in the appropriate. Bone histology was quantitated in 10 osteoporotic patients aged between 17 and 51 years and in six healthy subjects aged between 23 and 43 years. Interstitial growth occurs mainly in immature cartilage. Primary wovenimmature bone tissue formed at the beginning primary bone tissue is replaced by lamellar in growing skeleton, particularly in fetus in adults during rapid bone remodelling post. This has tremendous importance in a variety of clinical and research applications.
Skeletech bone histology slide set page 4 of 7 2001. Note osteoclastic bone resorption resorption phase at the lower left solid arrows and new bone formation formation phase at the upper right open arrows. This site includes histology quizzes, histology games, slides, mnemonics, histology puzzles and tons of information about histology. Compact bone, or cortical bone, mainly serves a mechanical function.
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. Medical school histology basics cartilage and bone youtube. Cartilage and bone are specialized connective tissues that provide support to other tissues and organs. Sign up for your free kenhub account today and join over 1,301,539 successful anatomy students. It aids in shock absorption and responds to stress. Describe the calcification processes of cartilage and bone. For over 70 years our mission has been to provide educators with topquality microscope slides for botany, zoology, histology, embryology, parasitology, genetics, and pathology. Lamellar bone or mature bone primary bone is layed down first and if you have a fracture this is the bone that is layed down first but primary bone is only temporary and it will be replaced by the secondary bone that is highly organized secondary bone tissue is primarily what you see in adults. Pdf academic prepared within the scope of mevlana exchange programme and planned in faculty of dentistry at the field of orthodontic and oral. The central tissue is hyaline cartilage, with chondrocytes in lacunae.
The abovepresented mechanisms of bone and cartilage damage in ra could be summarised as follows 17, 18. Questions are provided for the most important slides of this chapter. Cartilage is in stage of hypertrophy very large lacunae and chondrocytes and partial calcification which eventually leads to death of chondrocytes lamellar bone deposited onto cartilage scaffold initial site of bone deposition of called a primary ossification center secondary ossification centers occue in the epiphyses of the bone periosteal. The central cavity contains blood vessels and is a storage for bone marrow. You would expect to find these cells secrete osteoid and are often found on the active growing surfaces of bone. Review and cite bone histology protocol, troubleshooting and other methodology information contact experts in bone histology to get answers. 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. Performing undecalcified bone histology varies from the techniques. Handbook of histology methods for bone and cartilage springerlink. Walsh, mark walton, warwick bruce, yan yu, ronald m. In contrast to other cartilage types, collagen type i is dominant in fibrous cartilagedominant in fibrous cartilage. Columns of isogenous groups during ossification regeneration by appositional growth from perichondrium. Unlike cartilage, bone has a very good blood supply.
T melaka manipal medical college manipal university india 2. Oral histology summary notes enoch ng lecture 2 bone protection of brain, lungs, other internal organs structural support for heart, lungs, and marrow attachment sites for muscles mineral reservoir for calcium 99% of bodys and phosphorous 85% of bodys trap for dangerous minerals ex. Basophilia in hyaline cartilage matrix the basophilia in the matrix is due to the high density of negative charges in the gag subunits, which attract the positive dye, hematoxylin. Michigan medical school histology slide collection 25. This quiz only covers material that one would be expected to discuss in a histology laboratory. Hyaline cartilage is surrounded by a dense connective tissue perichondrium, as seen here. I have gathered together histology practice quizzes from various online classes for college, online medical classes, online histology courses, and other online. The pannus directly leads to the development of erosions outsidein model. Introduction bone tissue along with other ct like cartilage, fibrous tissue, fat, blood vessels, nerves, and hematopoietic elements form the individual bones. Bone is highly vascularised, and its calcified matrix makes it very strong. The definitions for cartilage histology features and their modification in oa used in this paper are tabulated in the glossary.
An anthropological perspective brings together authors with extensive experience and expertise in various aspects of hard t. 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. Structure and function of bone and cartilage cell structure and biology of bone and cartilage. You will look at each of the three types of cartilage in this lab. Like other connective tissues, cartilage contains abundant intercellular extracellular matrix. Lecture 1 histology of cartilage and bonerev1 readonly. View introduction to histology cartilage and bone lab. In articular cartilage, this is the articulation surface between bone and cartilage. What term is used to describe the network of fibers in spongy bones.
Cartilage and bone free download as powerpoint presentation. I would honestly say that kenhub cut my study time in half. 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. Define the components of bone on the microscopic level when bone is developing and when an animal is skeletally mature. While more rigid and less flexible than muscle, cartilage is not as stiff as bone. 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. Cartilage occurs where flexibility is required, while bone resists deformation.
Bone histology bone tissue is highly vascular where as cartilage tissue is avascular. Blood and bone marrow bone and bone formation cardiovascular system cartilage cell biology for the histologist central nervous system connective tissue ear endocrine system. The fibers provide tensile strength, while proteoglycans in the ground substance. Bone is a strong, flexible and semirigid supporting tissue.
Part 1 in a 7 part lecture on bone and cartilage histology in a flipped human anatomy course taught by wendy riggs. The main goal of this lab is to learn how to identify key cells and structural features of cartilaginous tissues, mature bone, and developing bone. 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. The tissue fluid from the capillary reaches the osteocytes though canaliculi. The high content of water provides resistance to compression, while the fibers provide. According to bone classification based on shape, which classification would the scapula fall under.
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