Skeletal system essay examples
The Skeletal System Essay - Words - BrightKite
Human skeletal systemthe internal skeleton that serves as a framework for the body. This framework consists of many individual bones and cartilages.
There also are bands of fibrous skeletal system essay examples examples tissue —the ligaments and the tendons —in intimate relationship with the parts of the skeleton.
This article is concerned primarily with the gross structure and the function of the skeleton of the normal human adult.
human skeletal system | Parts, Functions, Diagram, & Facts |
The human skeleton, like that of other vertebratesconsists of two principal subdivisions, each with origins distinct from the others and each presenting certain individual features. These are 1 the axialcomprising the vertebral examples —the spine—and much of the skulland 2 the appendicularto which the pelvic skeletal system essay examples and pectoral shoulder girdles and the bones and cartilages of the limbs belong.
Discussed in this article essay examples part of the axial skeleton is a third subdivision, essay examples visceral, comprising the skeletal system essay jawsome elements of the upper jaw, and the branchial arches, including the hyoid bone.
When one considers the relation of these subdivisions of the skeletal system essay examples to the soft parts of the human body—such as the nervous systemthe digestive systemthe respiratory systemclick the following article cardiovascular systemand the voluntary muscles of the muscle system —it is clear that the functions of the skeleton are of three different types: Of these functions, support is the most primitive and the oldest; likewise, the axial part of the skeleton was the first to evolve.
The vertebral column, corresponding to the notochord in lower organisms, is the main support of the trunk. The central nervous system lies largely skeletal system essay examples the axial skeleton, the brain being well protected by the cranium and the spinal cord by the vertebral column, by skeletal system essay examples of the bony neural arches the arches of bone that encircle the spinal cord and the intervening ligaments.
Skeletal system essay
A essay examples characteristic of humans as compared with other mammals is erect posture. The human body is to some extent like skeletal system essay examples walking tower that moves on pillars, represented by skeletal system essay examples legs. Tremendous advantages have been gained from this essay examples posture, the chief among which has been the freeing essay examples the arms for a great variety of uses. Nevertheless, erect posture has created a number of mechanical problems—in particular, weight bearing.
Human skeletal system
These problems have had to be met by adaptations of the skeletal system. Protection of the heartlungsand other organs and structures in the chest creates a problem examples examples different from that of the central nervous system. These organs, skeletal system essay examples href="/why-should-i-do-my-homework-later.html">click to see more function of which involves motion, expansion, and contraction, must have a essay examples and elastic protective covering.
Such a covering is gumtree assignment help websites by the bony thoracic basket, or rib cagewhich forms skeletal system essay skeleton of the wall of the chest, or thorax.
The connection of the ribs to the breastbone—the sternum —is skeletal system essay examples all cases a secondary one, brought about by the relatively pliable rib costal cartilages. The small joints between the ribs and the vertebrae permit a gliding motion of the ribs on the vertebrae during breathing and other activities.
The Skeletal System Essay
The motion is limited by the ligamentous attachments between ribs and vertebrae. The third general function skeletal system essay examples the skeleton is that of motion. The great majority of the skeletal muscles are firmly anchored to the skeleton, usually to at least two bones and skeletal system some cases to essay examples bones.
Thus, the motions of the skeletal system essay examples and its parts, all the skeletal system essay examples from the lunge of the football player to the delicate manipulations of a handicraft artist or of the use of complicated instruments by a scientist, are made possible by separate and individual engineering /discount-essay-for-college-writing.html between muscle and essay examples. In this essay examples the parts of the skeleton are described in terms of their sharing in these functions.
The disorders and injuries that can affect the human skeleton are described in the skeletal system essay examples bone disease.
Common congenital musculoskeletal defects include abnormalities of the feet and the hips. Classic clubfoot, or talipes equinovarus, is a congenital twisting of skeletal system essay examples foot in which the heel bends upward and the front part of the foot is turned inward and bent toward….
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Example of a long bone- forearm and thigh bones. Short Bones are shaped like cubes 4.
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