Compact bone consists of solid bone tissue, located down the shaft of a long bone and the outer layers of short, flat and irregular bones. Muscles are innervatedthe nerves conduct electrical currents from the central nervous system that cause the muscles to contract. Summary bones and skeletal tissues ch6 uow studocu. Contracts to cause movement muscles attached to bones skeletal muscles of heart cardiac muscles of walls of hollow organs smooth. Cartilage is more flexible than bone but stiffer than muscle. Compact bone is the hard outer portion of the bone, and spongy bone is the spongy, honeycomblike bone tissue that is found at the ends of long bones and in the middle of your vertebrae. All limb bones except the wrist and ankle bones are long bones the phalanges are considered long bones. Bone development and growth developed by john gallagher, ms, dvm chapter 6. Highlight your answers or use a text color other than black. Fibrous connective tissue lining cavities muscle and epithelial tissues in blood vessels. Abstract the skeletal system is formed of bones and cartilage, which are connected by ligaments to form a framework for the remainder of the body tissues. Find diagnosis, treatment, and prevention information on more than 20 different muscle and bone diseases and conditions affecting the musculoskeletal system. Aug 14, 2020 muscles contract shorten to move the bone attached at the joint. Chapter 6 osseous tissue and skeletal structure bone.
The ontogeny of bone is reflected in composition of the mineral and fibrous components as well as the architecture of the tissue. Skeletal system the framework of bones and cartilage that protects our organs and allows us to move. The skeleton supports the body, protects internal organs, serves as a point of attachment for. Skeletal muscles are attached to bones and arranged in opposing groups around joints. Without the skeletal system we would be unable to perform movements. Skeletal muscles,which attach to bones by tendons,use bones as levers to move the body and its parts. Functions of the skeletal systembone bone is classified by. Cellular structure of long bone compact bone the hard outer layer of bones is composed of compact bone tissue, socalled due to its minimal gaps and spaces. Describe the functional properties of the three types of cartilage tissue. Axial skeleton 80 bones bones of skull, thorax, and vertebral column form longitudinal axis of body. Bones and skeletal tissue introduction employees csbsju. This fracture only occurs in children when the bones are still soft. Tissues and organs of the skeletal system histology of.
Skeletal cartilages are made from cartilage, surrounded by a layer of dense irregular connective tissue called the perichondrium. The two main types of bone tissue are compact hard and dense and cancellous spongy and flexible tissue. The epiphyseal disc or growth plate is the segment of a bone in which an increase in bone length takes place. Bones, also called osseous tissue, are one of the hardest materials in the body. Compact bone is the hard outer portion of the bone, and spongy bone is the spongy, honeycomblike bone tissue that is found at the ends of long bones and in the middle of your. Chapter 6 bones and skeletal tissues 175 a long bone humerus 6 b irregular bone vertebra, right lateral view d short. This loss of bone mass is thought to be caused by the lack of mechanical stress on astronauts bones due to the low gravitational forces in space. Compact bone consists of cylinders known as osteons.
Learn vocabulary, terms, and more with flashcards, games, and other study tools. Skeletal cartilages are made from cartilage, surrounded by a layer of dense. Bones and skeletal tissues the skeletal system components. Bone tissue chapter objectives functions of the skeletal system. Bones and skeletal tissue introduction skeleton contains cartilage and bones the emphasis on this section is the structure and function of bone tissue and on the dynamics of its formation and remodeling throughout life. These two bone tissue types work together in each bone and provide complementary functions.
This is a fibrous tissue with many structural roles, found in tendons, bone, cartilage and ligaments. Bone is an organ made up of several different tissues bone, cartilage, dense connective tissue, adipose, and nervous tissue working together the entire framework of bones and their cartilages constitute the skeletal system. Quizlet flashcards, activities and games help you improve your grades. These happen when a piece of bone is pushed down into another piece of bone. The skeletal system consists of 206 bones that make up the internal framework of the body, called the skeleton. We discuss the osteon, organicinorganic components of. Bone is made up of several different tissues working together. Skeletal system functions of the skeletal system bone 1. Flat bones thin and flattened, usually curved example.
Review the material from this module by completing the practice test below. Bone tissue bone is alive and continuously changing. This tissue gives bones their smooth, white, and solid appearance, and accounts for 80% of the total bone mass of an adult skeleton. Bones, along with skeletal muscles, perform body movements. Bones are the organs of the skeletal system bones contain 3 types of tissues dominated by bone ct contain nervous tissue and blood ct contain cartilage in articular cartilages contain epithelial tissue lining blood vessels copyright 2011 pearson education, inc. It is now time to bring these two aspects of skeletal tissue mechanics together. Skeletal bones cartilage ligaments connective tissue to stabilize the skeleton bones are dynamic organs, which consist of. Elastic to organs bones are up of made more than one better able tissue have more elastic. Support provides hard framework movement skeletal muscles use bones as levers protection of underlying organs mineral storage reservoir for important minerals. Bone and cartilage, as tissues and as skeletal elements, are shaped by ontogeny, phylogeny, mechanics and the environment in which the animal lives or lived. During long space missions, astronauts can lose approximately 1 to 2 percent of their bone mass per month. Osteoblasts then cover trabeculae with bone tissue trabeculae finally eaten away from their tips by osteoclasts. Be able to identify the bones both on the articulated skeleton and if they are disarticulated free. Osteology is the study of bone structure and treatment of bone disorders.
The deeper layers of the periosteum are responsible for growth in bone width. Exercise, nutrition, hormones, and bone tissue biology. The 206 bones of the skeletal system carry out six important anatomic and physiologic. Is the name for the development of the skeleton after birth. Red bone marrow is found in the spaces of the spongy bone contains hematopoietic blood forming tissue. The skeletal system is made up of the axial and appendicular divisions bones 206 total 1. Mineral storage bones are made up of minerals, especially calcium phosphate 5. Chapter 6 osseous tissue and skeletal structure free download as powerpoint presentation.
Request pdf bone and other skeletal tissues bone, teeth and other hard tissues derived from animals are a major artefact class of many archaeological sites. Compact bone may also be referred to as dense bone or cortical bone. Mar 06, 2019 bone, cartilage, tendons, joints, ligaments and other connective tissues compose the skeletal system. Bone structure the seven functions of bones are support which provides a framework that support the body, protection the skull protects the brain, movement skeletal muscle uses bones as lever to move the body, mineral and growth factor storage deposit and withdraw of calcium and other minerals, blood cell formation, fat storage, and hormone production such as osteocalcin which regulate bone formation. Three major types of bone cells are involved in the breakdown and rebuilding of bone. Bones of the skeleton cartilages ligaments other connective tissues that stabilize and connect functions. Skeletal cartilages describe the functional properties of the three types of cartilage tissue.
View notes skeletal system part 1 bones and skeletal tissues. Bone is an organ made up of several different tissues bone, cartilage, dense connective tissue, adipose, and nervous tissue working together the entire framework of bones and their cartilages constitute the skeletal. The structure and function of bone tissue the periosteum is an outer protective covering of bone which provides attachment for muscle tendons and ligaments. An osteon is a weightbearing tube oriented along the long axis of the bone.
The design of joints determines the types of movement possible. Bone architecture is made up of two types of bone tissue. Support provides hard framework movement skeletal muscles use bones as levers protection of underlying organs. Skeletal cartilage the fetal skeleton is made of cartilage and fibrous membranes, which are eventually replaced by bones. Functions of the skeletal systembone bone is classified. In this lecture we talk about the gross, microscopic, and chemical structure of bone. The skeletal system parts of the skeletal system bones skeleton joints cartilages ligaments bone to bone tendon bone to muscle divided into two divisions axial skeleton. Internal communication brain, spinal cord, and nerves muscle tissue. Bone tissue osseous tissue is a type of connective tissue with cells, vessels, nerves and a matrix hardened by minerals mostly calcium phosphate bones are units of the skeletal system individual bones are made up of bone tissue, marrow, cartilage and periosteum. Chapter 6 bones and skeletal tissues flashcards quizlet.
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