The Skeletal System

THE SKELETAL SYSTEM ?Skeletal sy ascendant is all of the flex outs in the trunk and the create from raw materials such as tendons, ligaments and cartilage that get in touch them. ?The biggest tog up in the body is the femur in the thigh and the smallest is the stapes bone in the middle ear. In an adult, the skeleton comprises round 3040% of the total body charge, and half of this weight is water. ?Types of Skeleton ?Exoskeletons atomic number 18 external, and are arrange in m all invertebrates; they premise and protect the soft tissues and variety meat of the body. ?Endoskeletons is the internal support body structure of an animal, composed of mineralized tissue and are typical of many vertebrates. ?Functions ?Provides configuration and support ?Protects internal organs ?Assists in body movement ?Stores minerals and expatiate ?Produces furrow cells and platelets *A normal adult will hold up 2.5 million cells made in his bone marrow any second. ?Str ucture and Functions ?Osteology is the study of bones which collectively make up your skeleton or framework. ?The bones are composed of 2/3 inorganic mineral matter largely calcium phosphate, and 1/3 organic animal matter in the beginning a gelatinlike, elastic substance known as collagen.

?Types of bone up (by shape) ?Long bones are characterized by a shaft, the diaphysis, that is much longer than it is wide. They are made up mostly of crush bone, with lesser amounts of marrow, located within the medullary cavity, and pulpy bone. ? brusque bones are roughly cube-shaped, and have plainly a thin layer of compact bone skirt a spongy interior. The ! bones of the wrist and ankle are rook bones, as are the sesamoid bones. ? stand up Structure ? hit the books grow from their ends (extremities). nether normal circumstances bones term of enlistment growing when the proprietor reaches his/her late teens or early twenties. Bone marrow produces stem cells, such as erythrocytes (red kindred cells) and leucocytes (white blood cells). Main types of bone tissue: ?Compact (also known as compact) tissue...If you motivation to get a full essay, golf-club it on our website: OrderCustomPaper.com

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