BioLab3 Bones and Muscles Summary Report Student Name: I. Skeletal system A. Long Bone Structure Define the following terms. Bone Organ of the skeletal system Cartilage Serves as a cushion Ligament Dense‚ regular connective tissue/bone to bone Tendons Dense‚ regular connective tissue/ bone to muscle Osteocytes Separated by an extracellular matrix hardened by deposits of calcium salts Diaphysis Long shaft of compact bone Compact bone Solid and dense
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skeletal system is divided into 2 divisions : the AXIAL SKELETON and the APPENDICULAR SKELETON. the axial skeleton consists of your SKULL‚ HYOID BONE‚ and VERTEBRAL COLUMN. and then your APPENDICULAR SKELETON consists of your SHOULDER GIRDLE‚ UPPER EXTREMITIES‚ and LOWER EXTREMITIES. your skull is the superior portion of your axial skeleton‚ wherein you can find your frontal bone‚ that forms the anterior third of your cranial dome‚ parrietal bone‚ that forms the middle segment of the cranial dome
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Skeletal System Skeletal system is the biological system providing support in living organisms. Skin‚ muscle and bones allow movement. Skin - pliable covering. Muscles do actual moving. Bones give anchor to move against. The skeleton functions not only as the support for the body but also in haematopoiesis‚ the manufacture of blood cells that takes place in bone marrow. This is why people who have cancer of the bone marrow almost always die. It is also necessary for protection of vital organs
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Muscle tissue Muscle tissue has a ability to relax and contrast and so bring about movement and mechanical work in various parts of the body. There are other movements in the body too which are necessary for the survival of the organism such as the heart beat and the movements of the alimentary canal. Muscles can be divided into three main groups according to their structure * Smooth muscle tissue. * Skeletal muscle tissue. * Cardiac (heart) muscle tissue.
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example of systems working together is the skeletal system and the muscular system. Muscles are attached to bones; the muscles make the bones move. Without bones there is nothing to hold together the structure of muscles. Without both of these systems working together our body would be impossible to move on its own. The skeletal system is the system in our body that provides protection of the vital organs and support for the muscles and skin. The skeletal system is the most important system in the
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Shape: The skeletal system gives the human body structure. It supports the internal organs that are held within the body in a network of tissue. Bones give us form. In sports support and shape are also used for example in a rugby scum‚ to body needs to be placed in such a way to keep the back aligned. Movement/ Attachment: The skeleton is jointed to allow movement. A joint is an articulation of two or more connecting bones‚ providing us with either stability or movement. Muscles are attached
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MANY PROCESSES MUST TAKE place within the skeletal muscle fibres in order for muscle contraction to occur. The cross bridge cycle‚ process by which the muscle length is shortened as myosin heads‚ extending from the myosin filaments‚ interact cyclically in a rowing motion with the actin filament (Rayment et al. 1993)‚ is one of the crucial mechanical events required. The mechanism is initiated when an ATP molecule is bound to a myosin head. An enzyme within the head. known as ATPase‚ hydrolyzes the
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REVIEW SHEET NAME_____________________ LAB 6: Skeletal Muscle Physiology Electrical Stimulation 1. Complete the following statements by filling in your answers on the appropriate lines below. A motor unit consists of a (a) and all the (b) it innervates. Whole muscle contraction is a(n) (c) response. In order for muscles to work in a practical sense‚ (d) is the method used to produce a slow‚ steady increase in muscle force. When we see the slightest evidence of force
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usage (annoying to say the least) demonstrated how detailed your critique was completed. However‚ in your rewrite‚ “What good are elected officials that don’t perform on behalf of the citizens who elected them?” Rossenwasser and Stephen describe contractions as “too informal at times” and for a critical writing research project‚ personally‚ I avoid them unless in a quote. Erik‚ you are a talented writer and this is the second time that I am correcting something‚ however‚ please note that you are the
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1) Skeletal - made up of bones‚ joints and discs. Their function is to give shape to‚ allow movement and give protection to the body. The skeleton bones have 6 parts - Skull (cranium and face)‚ vertebral column (cervical‚ thoracic‚ lumbar‚ sacral‚ coccygeal)‚ thorax‚ shoulder girdle ( clavicle and scapula)‚ pelvis (ilium‚ ischium‚ pubis) ‚ upper limbs (humerus‚ radius‚ ulna‚ carpal‚ metacarpal‚ phalanges) and lower limbs ( femur‚ tibia‚ fibula‚ tarsal‚ metatarsals‚ phalanges). The joints and
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