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Steps in acute inflammation
Skeletal system anatomy and physiology
Skeletal system anatomy and physiology
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This assignment is based on the case study of Leigh Richards (School of Nursing & Midwifery 2013). Leigh Richards is a 39-year-old male who has three (3) children, he lives in Murray Bridge and works as an irrigation consultant; Leigh was in a rally car as it crashed into a tree while going high speeds on a dirt road. Leigh has been diagnosed with pneumothorax and a small subdural hematoma but these will not be discussed within the assignment (School of Nursing & Midwifery 2013). This paper will encompass the anatomy and physiology of the skeletal and muscular system, the pathophysiology that relates to the areas surrounding the diagnosis of injury that Leigh has acquired, two of the signs and symptoms that Leigh has will be elaborated on and …show more content…
Acute inflammation is triggered when the human body experiences trauma or injury. The signs and symptoms of Acute Inflammation include redness, pain, swelling, heat and loss of function (Porth 2011, p. 55). In Acute Inflammation there are two different stages, the vascular stage involves the blood vessels and how blood flow is involved and they changes that happen after injury has occurred and the cellular stage of Acute Inflammation, the cells that are involved are the leukocytes and neutrophils (Porth 2011, p. …show more content…
The resorption and formation of bone happens with two bone cells and they are the osteoblasts and the osteoclasts (Rucci 2008, p. 49). Osteoblasts are the cells, which are involved with the secretion of the organic and nonorganic components of the bone, and allows for the formation of new bone to occur in the bone-remodelling phase, the osteoclasts is the bone cell which inhibits the formation of new bone and allows for the healing process of the bone to occur (Porth 2012, pp. 1086 - 1087). The complications that can our in the remodelling and healing phase is that bone could be lost and other skeletal disorders can arise such disorders as osteoporosis and they could have a deficit in the connection of the bone marrow function (Rucci 2008, p. 49).
Soft tissue injuries refer to injuries that involves the soft tissues within the body, these include the muscles, the tissues, the blood vessels, the cartilage and tendons. When a soft tissue injury has occurred the human body is unable to function and accurately work to protect and hold the structure for the other body systems (Sports Medicine Australia 2015). Most soft tissue injuries are acute and are a result from a traumatic event that has occurred and the tissues of the body are unable to withhold the extra stress that the tissues are under (Sports Medicine Australia
What is the physiologic mechanism causing the wound to become red, hot, swollen, and painful?How is this different than the inflammatory response that might occur in an internal organ?
An osteoblast is a “baby” bone cell whose main job is to secrete osteoid which forms the hardened, or calcified, bone matrix. Osteocytes are formed from osteoblasts. Osteocytes are the mature bones cells that have been completely differentiated. They are found in the lacunae of hard bone and have a spider-like appearance due to their canaliculi. Osteoclasts are a different type of cell formed from the mesenchymal cells. These cells are not related to osteoblasts or osteocytes. Their job is to basically “eat” the bone to create cavities and other hallow spaces during bone remodeling. Finally, the cells form differentiate to form fibroblasts and fibrocytes. These fibroblasts and fibrocytes secrete and form the matrix for fibrous connective tissue which is an essential component of the
This module of study has focused on many aspects of human health, anatomy, and the disease process. It has included such topics as the human organ systems, the mechanism of disease and the resulting disruption of homeostasis, the integumentary system, and the musculoskeletal system. The following case studies explore how burn classification will affect treatment, how joint injuries can disrupt mobility, and last, how a sedentary lifestyle can contribute to a decline in a person’s health status. The importance of understanding disease and knowing when to seek treatment is the first step toward enjoying a balanced and healthy life.
All injuries are a serious matter, but upper body injuries are more delicate. “Although the majority of contusions to the most parts of the body result injuries that are self-correcting and without serious consequence, even relatively
With this formation, articular cartilage can be found at the ends of our joints, like our knee, for cushion, and it allows for our joints to move without discomfort. Then we have the inside of our bone, which is hollow and allows for blood vessels to penetrate and provide nutrients. Previously referred to in this letter as spongy bone tissue, this tissue has a lattice-like pattern. What may be easier to think of would be your favorite waffle fries from Chik-Fil-A! It is strong, but not as tough as our other type of bone tissue, compact bone tissue. Compact bone covers the spongy bone and provides a tough exterior for one main function: protection. You can think of compact bone as spongy bone’s protector. This is the outer bone that you felt when you were coating the chicken
There are many injuries in general, but sports injuries? Sprains and Strains are the most common injuries in sports. “Sprains are injuries to ligaments, the tough bands connecting in a joint. Suddenly stretching ligaments past their limits deforms or tears them” (Hoffman 1). Ligaments are like springs in a sense that when you stretch a spring, it will return to it’s normal state unless they are
Describe the symptoms that would be present at the time of injury knowing it is a second degree
What is your immediate reaction to Beth Thomas' experience/behaviors at the beginning of the video?
The cartilage is the smooth layer which covers the ends of the bones and which stops the bones rubbing together. It has high tensile strength, but it is not rigid. Can compressed and is able to act as a shock absorber.
The process of inflammation helps the body get rid of dead tissue and pathogens in order to repair body tissues and cells. When the inflammatory response is triggered (by chemical and physical agents or microorganisms), the site injured is brought nutrients, products of blood, and fluid. The signs of inflammation include loss of function, edema, pain, erythema, pus drainage, and heat. (FON pg 125 or 289)
However some of the basic bone functions include storing of crucial nutrients, minerals and lipids, producing red blood cells for the body, protect the organs such as heart, ribs and the brain, aide in movement and also to act as a buffer for pH. With the differences in all of the bones there are four things that remain the same in each bone, their cells. Bones are made up of four different cells; osteoblasts, osteoclasts, osteocytes and bone lining cells. Osteoblasts produce and secrete matrix proteins and then transport the minerals into the matrix. Osteoclasts are responsible for the breaking down of tissue. The osteoblasts and osteoclasts are both responsible for remodeling and rebuilding of bones as we grow and age. The production of osteoclasts for resorption is initiated by the hormone, the parathyroid hormone. Osteocytes are the mature versions of osteoblasts because they are trapped in the bone matrix they produced. The osteocytes that are trapped continue making bone to help with strength and the health of the bone matrix. The bone lining cells are found in the inactive bone surfaces which are typically found in
Inflammation could be defined as a medium by which the body tissues respond to all sorts of injury (Roitt, 1997). It is a defence mechanism against infection from injuries. Physical stimuli such as change in temperature, UV radiation, or skin irritation may cause release of inflammatory mediators such as cytokines that ensure the immune system provide suitable defence, chemokine that bring leukocytes to the inflammation site, eicosanoids, neuropeptides, etc. Inflammation could be acute or chronic. Acute inflammation is an immediate response to trauma; in which the body fights against foreign bodies and heal wounds. Inflammatory mediators are released from the cell, causing immune response. Vasolidation is another stage in acute inflammation; it causes increased blood flow and thus increases permeability of the blood vessels, which then result to the release of plasma protein into the affected tissues (Spector & Willoughby, 1963). It could be characterised by the redness, swelling and increased heat in the affected area. After vasolidation, the inflammatory cells penetrate the injured tissue because of increased permeability. Mast cells are responsible for releasing mediators like cytokine and chemokine that gets rid of dead cells and toxins. This is followed by the release of other important mediators by the endothelial cells. In order to make the inflammatory response effective, leukocytes, other mediators such as Leukotriene and Kinins. Ones chemokine brings leukocytes to the inflammation site, plasma proteins capable of destroying pathogenic agents are initiated, the injury begins to heal, and then acute inflammation ceases. Under normal conditions, the inflammatory response is deactivated by anti-inflammatory mechanisms to avo...
Inflammation is the first step that every wound takes to repair and heal itself. The purpose of inflammation is stop the bleeding and not let the injury get worse. When inflammation occurs, the healthy cells isolate themselves so the damaged cells can get cleanup by phagocytes. While that is occurring mast cells are activated to release histamine which causes vasodilation in the affected area. Vasodilation is when blood vessels expand in the wounded area. Vasodilation causes red blood cells, water, heat, and clotting proteins to be leaked out in the affected area. The redness and the heat from the wound is coming from the leaked red blood cells. Swelling is caused from the leaked water from vasodilation. The pain is also caused by the water that leaks out during vasodilation because the H2O presses against your nerves. Inflammation causes an increase of nutrients(for ATP), oxygen(for ATP), white blood cells(fight off bacteria), blood-clotting proteins,
Signs and symptoms of an acute inflammation attack are pain, swelling, heat and redness. During a systemic acute attack the signs and symptoms differ to fever, increase in white blood cells and an increase in the number of plasma proteins. Chronic is inflammation that last longer than two weeks no matter what the cause may be for the inflammation. Chronic inflammation is a result of the acute inflammation unable to get rid of the microorganism by the macrophages and lymphocytes. The body keeps sending more macrophage and lymphocytes as they die off adding to the pus at the site of injury.
An inflammation is a localized physical condition in which a part of the body becomes reddened and painful. It is usually reaction to an injury or infection. (WebMD)