The inner space is lined by osteoblasts and osteoclasts called the endosteum. In immunohistochemically stained bone marrow biopsies, markiewicz et al. There is a printable worksheet available for download here so you can take the quiz with pen and paper. The inner aspect consists of bone that is not as dense as cortical bone and has a honeycomb appearance. Ground section of compact bone, longitudinal, 20x osteonhaversian system, lacunae for osteocytes, canaliculus, volkmanns canal. The resulting bone is a thick walled cylinder, that encloses a central bone marrow cavity.
Osteoblastomalike osteoma with polypoid shape and bosselated surface left and zones of dense, compact and trabecular bone on cut section. Long bones are those that are longer than they are wide. Oct 28, 2014 lecture 1 histology of cartilage and bone rev1. White fat provides several key functions such as thermal insulation, mechanical protection, and storage and release of lipidfree fatty acids in response to physiologic. Cartilage is replaced by bone in the epiphysis and diaphysis, except in the epiphyseal plate region. The compact slide printing solution histocore perma s automated inkjet printer. Stains canaliculi and lamellae in compact bone sections. There are three types of cells that contribute to bone homeostasis. Hematoxylin stains cell nuclei blue, while eosin stains cytoplasm and connective tissue pink.
Histology and histomorphometry are the two primary methods of using bone biopsies to diagnose renal osteodystrophy. Madabhushi has over 60 publications and book chapters in leading. Oct 10, 2014 compact bone histology this shows the architecture of compact bone which is designed to nourish and regulate osteocytes and bone matrix. The end of the long bone is the epiphysis and the shaft is the diaphysis. Medical illustrations for over 2000 years artists have illustrated the intricate structure of the human body, creating images to elucidate medical procedures and record the pathologies of the body. Folpe is the author of over 170 medical publications, principally in the areas of soft tissue pathology and diagnostic immunohistochemistry, the coauthor of the 6th edition of enzinger and weiss soft tissue tumors and the most recent armed forces institute of pathology fascicle on soft tissue tumors, the coauthor of bone and soft tissue pathology. Trabecular bone this slide shows trabecular, or spongy bone. Histological diagnosis of renal osteodystrophy sciencedirect. The names imply that the two types differ in density, or how tightly the tissue is packed together. Compact bone, human schmorl stain lamellae which run parallel to the surface of the bone are visible both on the outer, convex surface of the bone circumferential lamellae and on the inner, concave surface of the bone facing the marrow cavity endosteal. Keep in mind that the word bone can refer to either a type of tissue or to the organ.
B anderson, in encyclopedia of food sciences and nutrition second edition, 2003. The osteocytes are arranged in concentric rings of bone matrix called lamellae little plates, and their processes run in interconnecting canaliculi. Inwards, md, packs todays most essential bone and soft tissue pathology knowhow into a compact, highyield format. Bone gives the skeleton the necessary rigidity to function as attachment and lever for muscles and supports the body against gravity.
Because of the way the bone is prepared for sectioning, you cannot see the osteocytes in the lacunae, only the spaces left behind. Spongy bone histology microanatomy web atlas gwen v. The alternating bright and dark concentric rings lamellae are due to an alternating arrangement of collagen fibres in the bone matrix. Bone tumours are dealt with in the bone tumours article. Examples of tissue normally staining positive for mucin with the alcian blue process.
In the center of each osteon is the central canal, a space that houses blood vessels and nerves that supply bone. Color atlas of clinical histopathology softcover reprint of the original 1st ed. Compact bone histology microanatomy web atlas gwen v. Compact bone, spongy bone, and other bone components human. This shows the architecture of compact bone which is designed to nourish and regulate osteocytes and bone matrix. The composition and histological organization of bone are welldescribed in most histology books. Search help in finding histology of compact bone online quiz version. Play this quiz called compact bone diagram and show off your skills. Cerebrum, axons and neuron cell bodies stained blue, 40x white matter.
Orthopaedic surgeryhistology of bone wikibooks, open books. The structure of a long bone allows for the best visualization of all of the parts of a bone. Histology slide courtesy of education interactive human histology photo cd. The digital slide shows the osteon and haversian canal in longitudinal section. In compact bone, the lamellae are organized into sets of concentric rings.
The osteocytes sit in their lacunae in concentric rings around a central haversian canal which runs longitudinally. Inside the interior of the bone is the trabecular bone tissue, an open cell, porous network that is also called cancellous or spongy bone. Compact bone definition of compact bone by medical dictionary. This section method allows to observe the volkmanns channel, that communicate different haversian canals. Osteoblasts are boneforming cell, osteoclasts resorb or break down bone, and osteocytes are mature bone cells. These illustrations have often endured long after the text of the books. The surface of trabeculae are covered by a thin layer of inactive cells called endosteum.
Osteocytes can be seen in layers in adult spongy bone. As the field of bone densitometry scanning continues to evolve, this update is absolutely necessary. Hls cartilage and bone and bone histogenesis, compact. Blue histology gastrointestinal tract study of tissues, digestive system. These pages are not intended to be a replacement for a good textbook. Compact bone compact bone consists of outer and inner sheets of lamellar bone not seen here and haversian systems, shown here, that run parallel to the long axis of bones. This is an online quiz called histology of compact bone. Normal adipose tissue histology adipose tissue can be divided in to white fat and brown fat. Compact bones make up 80 percent of the human skeleton. Structures of the multipolar neuron histology 3p image quiz. When referring to a bone the organ, there will be several types of tissue present. Digital slide of compact bone tissue in long section stained with hematoxylineosin. See anatomic table of bones in the appendices for regional and alphabetical listings of bones, and see color plates 1 and 2.
White fat consists of spherical adipocytes containing a single lipid vacuole that compresses a crescentshaped nucleus at the periphery of the cell figure 181a. The diaphysis is the tubular shaft that runs between the proximal and. Compact bone, synonymous with cortical bone, is one of the two types of osseous. Researchers both in the image analysis and pathology fields have. Here is a diagram of compact and spongy bone anatomy. Bone is a scaffold it bears weight and occasionally gets infected. Choose from 500 different sets of anatomy compact bone flashcards on quizlet. Compact bone labels histology slide this histology slide is decalcified compact bone.
Hematoxylin reacts like a basic dye with a purplish blue colour. 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. Welcome to lab classes in basic histology 16 introducing lab class in spanish. The hard outer layer of bones is composed of compact bone tissue, socalled due to its minimal gaps and spaces. Like cartilage, bone is a specialised form of dense connective tissue. Compact bone in longitudinal section in virtual microscope. Tumours often spread to bone and occasionally arise in bone. Bone histology compact bone labels histology slide. Begin by identifying the trabeculae, the spongy network of bone tissue in the center of the bone. Introduction to bone boundless anatomy and physiology.
Alcian blue is a basic dye containing copper, which gives it the blue color. Bone is the main component of the skeleton in the adult human. All the bones in the body can be described as long bones or flat bones. Osteocytes can be seen embedded in concentric rings in the bone matrix. Histology learning system cartilage and bone and bone histogenesis, compact bone. Adipose tissue can be divided in to white fat and brown fat. The books pragmatic, wellorganized approachcomplemented by abundant fullcolor, highquality illustrations and ataglance tablesmakes it easy to access the.
Here the bone continues to grow, until maturity around 18 years old. In three dimensions an osteon is cylindrical in shape. This is a quiz called compact bone diagram and was created by member lindsaysarag. Compact or cortical bone is usually thick dense bone that forms the outer shell covering almost all bones in the body. Compact bone diaphysis of a long bone ground, unstained and schmorl stained. Begin by identifying the concentric rings of lamellar bone that surround a haversian canal. A volume in the diagnostic pathology series, by andrew l. Compact bone definition of compact bone by medical. The aim of these lab classes is to provide students with educational resources necessary to acquire basic practical skills of each subject, ie recognize, locate and describe the types of cells, tissues and structures of each organ.
Click here for computer labacland anatomy assignment. Feb 5, 2015 pictures taken through microscope of histology slides in anatomy and. 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. Compact bone, dense bone in which the bony matrix is solidly filled with organic ground substance and inorganic salts, leaving only tiny spaces that contain the osteocytes, or bone cells.
Spongy bone contains large marrow spaces defined by shelves and spicules of bone. However, appropriate diagnoses can only be rendered when there is complete understanding of bone structure, of they way bone is processed for histology, and of the manner in which. Some, mostly older, compact bone is remodelled to form these haversian systems or osteons. The outlined area is a cross section of an osteon of compact bone. Then you can start reading kindle books on your smartphone, tablet, or computer no kindle device required. By dr hoda fansa assistant professor of oral biology umm al qura university. Orthopaedic surgeryhistology of bone wikibooks, open. Medical histology cartilage and bone and bone histogenesis. All content in this area was uploaded by abdillah imron nasution on sep 09, 2015. Bone is a dynamic tissue in which important metabolic processes, including growth and development, and biomechanical adaptations i. A cross section of any bone will demonstrate these two types of bones. Compact bone makes up 80 percent of the human skeleton.
According to bone classification based on shape, which classification would the scapula fall under. Compact bone appears solid and spongy bone consists of a web or spongelike arrangement of solidified extracelluar matrix. Bone tissue is a nanocomposite structure of organic collagen nanofibers and inorganic materials such as hap and whitlockite ca18mg2 hpo42 po412, which range in size from 20 to 50nm in lamellar bone and 10 to 50nm in woven bone 3638. Compact bone, also called cortical bone, dense bone in which the bony matrix is solidly filled with organic ground substance and inorganic salts, leaving only tiny spaces lacunae that contain the osteocytes, or bone cells. This continues to be the go to book for technologists interested in giving their patients the best care possible. An intro to routine and special staining in histopathology. These cells are typically found on or near free surfaces of bones and eventually differentiate into other cells in the bone tissue. Oct 10, 2014 spongy bone histology spongy bone contains large marrow spaces defined by shelves and spicules of bone. Learn anatomy compact bone with free interactive flashcards.
Only few of the haversian systems are textbook circular. Compact bone, spongy bone, and other bone components. Toluidine blue stain of the tracheal cartilage histological slide. This section will examine the gross anatomy of bone first and then move on to its histology. As a tissue, bone tissue is a type of connective tissue. Learn vocabulary, terms, and more with flashcards, games, and other study tools. You would expect to find these cells secrete osteoid and are often found on the active growing surfaces of bone. Bone the human skeletal system histology of cartilage and bone bone histology shotgun histology series. Composed primarily of dense, compact bone and broad trabeculae. Handbook of histology methods for bone and cartilage. While compact bone appears at first glance to be solid and uninterrupted, closer inspections reveals that the osseous tissue only makes up from 7095% of the available volume.
1253 352 1245 1194 497 1212 346 1227 1096 854 4 1446 707 584 983 836 1301 1449 888 1260 102 67 1065 1423 336 613 536 393 653 1265 1329 1380 254 397 1109 1110 963 1179 639 395 348 1061 565 494 777 867 1001