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Lymphatic system quizlet
Lymphatic system quizlet
Lymphatic system quizlet
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All organs have jobs or function in the body for survival. The entire anatomy is a complex and an exciting world that allows us to live. The Spleen, even though it is not as essential as a lung, has a function in our bodies to fight off blood loss and infections. I will begin a detailed analysis into the working of a Spleen and it role in our anatomy. We must first understand the anatomy of a human body beginning with the abdomen. The abdomen is broken down into four quadrants; right upper; left upper, right lower and left lower. The spleen is located in the left upper quadrant of the abdomen that also contains the stomach, left kidney left renal artery and portions of the pancreas, small intestine and colon. The spleen is typically purple or brown in color and is the size of a fist located behind the stomach. …show more content…
This organ is also the largest lymphatic organ in the body. Lymphatic vessels carry molecules that contain protein, glucose, salt, and other fluids throughout our body. The spleen works with the lymphatic system protecting out body by fighting against infection by clearing out the old red blood cells from the bloodstream. This organ assists the body in the fight against infection by utilizing the lymphocytes and macrophages, which are white blood cells. Together the lymphocytes and macrophages attempt to destroy and overcome foreign matter, dead tissue, and bacteria by blood filtration. The spleen has two types of tissue a white and red pulp. The lymphocytes are produced for protection of the immune system by the white pulp. The spleen’s storage reservoir and filtering system for blood is actions of the red pulp. The white and red pulps are incasing in the spleen surrounded by mass of lymph and blood
The immune system is made up of a network of cells, tissues, and organs that work together to protect the body, and it defends the body from “foreign invaders.” Immunity can be divided in two three different defenses, and these are defined as first, second and third lines of defense. The first line of defense for the immune system is the primary defense against pathogens entering the body from the surface in order to prevent the start of disease and infection. Some examples of the first line of defense is the skin, protecting the external boundaries of the body, and the mucous membranes, protecting the internal boundaries of the body. Although the skin and mucous membranes work on the internal and external boundaries, they both release chemicals
All organ system work together; in order to keep and support the conditions that the cells, tissues, and organs need to function properly. Each organ system has an important function in the body. There is one system that is not as well known as other; it is the integumentary system. Most people know the organs of the integumentary system, but they do not know that these organs work together to form this system.
Protection- The cardiovascular system protects the body through its white blood cells. Platelets and red blood cells form scabs to seal wounds and prevent pathogens from entering the body and liquids from leaking out.
The organs that make up the lymphatic system are the lymph nodes – small, oval or bean shaped and mainly found in the inguinal (groin), axillary (armpit) and mammary gland areas, the thymus – a bilobed organ located in the upper chest region between the lungs, posterior to the sternum and the spleen – which measures about 12 cm in length. It is located on the left side of the body, inferior to the diaphragm and at the left edge of the stomach.
The largest lymphatic organ in the body is the spleen. The spleen stores healthy blood cells and breaks down aging red blood cells. It also helps make lymphocytes and other types of red blood cells. Another function of the spleen is it collects pathogens from the blood and attacks the trapped pathogens. The adenoids are masses of lymph tissue found in the nose and throat. The two ...
Homeostasis involves the whole body, but certain organs have larger roles in maintaining the balance. The liver and pancreas maintain suitable glucose levels in the blood, with kidneys removing metabolic waste products and maintaining suitable salt and water levels within the blood. The skin and liver help maintain body temperature with lungs controlling oxygen and carbon dioxide levels in the blood and the blood itself transporting the nutrients and waste products around the body.
The lymphatic system is a network of lymphatic vessels that is a blunt-ended linear system in which lymph (a fluid comprised of tissue fluids, cells and large extracellular molecules) is returned to the bloodstream. The lymphatic system is one of the body’s defenses against illness and disease. It is sometimes included as part of the circulatory system and includes the immune
The Spleen by Anne Finch, the Countess of Winchelsea, presents an interesting poetic illustration of depression in the spleen. The spleen for Finch is an enigma, it is mysterious, shape-shifting, and melancholic. Melancholy leads the subject to flashes of a grander, terrifying emotion: the sublime. The subject of Finch’s Pindaric ode experiences the sublime, and yet has the uncanny ability to reflect and reason on the feeling with acuity--even though the subject suffers from depression, which in effect dulls sensory information. The fact that she intensely perceives the sublime suggests a paradox where dulled senses can produce a penetrative emotional episode. To understand the paradox, the theory of the sublime and Finch’s engagement with the sublime in The Spleen must be traced to conceive the state of the dulled mind in the thrall of an infinite, and transcendent wave of emotion. The focus of this essay is that Finch understands that Dullness, as a by-product of depression, enables rational thought during a sublime experience. Furthermore, she thus illustrates her experience through images where she emphasizes her sensory information and her feelings, which were supposedly numbed by depression. Her feelings, indicated in The Spleen, are the crux to how Finch is able to simultaneously feel numb, and process the sublime.
The spleen helps the lymphatic system fight off infections and detect cancer cells. The spleen consists of lymphocytes and other kind of white cells. It can also help destroy bacteria, dead tissue, and anything unknown to the body. (KidsHealth, 1995-2017)
Within the in the bodies immune system there are two lines of defense. The first line of defenser being is the non-specific innate immunity. Non-specific immunity repels all microorganisms equally (John H. Humphrey, 2014). The second line of defense is the immune response. The immune response goes after specific invaders. Each line of defense works differently but together they work to keep the body health, and clear of pathogens that are harmfull. The body takes chronological steps to maintain its defenses. The first step being the first line defense. These can include the mucus membranes and the skin. Next is the second line of defense, these come from the non-specific defense sytem. Once pathogens pass through the first line of defense the second line of defense responds in turn through processes of inflammatory response and fever. If both the first and second defenses are incapable of containing the pathogen then a third line of defense is activated. The third line of defense being a specific immune response. Specific pathogens are attacked through the specific immune response by the process of B-cell production of antibodies, which attack the virus or bacteria in extra-cellular fluid (Martini & Nath, 2009). Lastly T-cells proceed to kill the infected cells. The T-cell as well as the B-cell can both be located in the lymph nodes of the
According to this quotation, without white blood cells, also known as leukocytes, we would not be able to survive. White blood cells are our body’s number one defense against infections. They help keep us clean from foreign bacteria that enter our bodies. Statistics show that there are five to ten thousand white blood cells per micro liter of blood, however this number will increase during an illness. White blood cells can differ in many ways, such as, size, shape and staining traits. There are five different kinds of white blood cells that fall into two separate categories. One category is called, granular leukocytes, and the other is called agranular white cells.
The role of the immune system is to try to maintain the bodies at a state where there are no injuries and foreign antibodies that enter the body. When one system fails it always has a backup and it continue to fight until it is at the point where it cannot fight any longer. The main job of the immune system is to keep the good things and the bad out by sending signals if something does not look right for something to go check it out.
The Cell, the fundamental structural unit of all living organisms. Some cells are complete organisms, such as the unicellular bacteria and protozoa, others, such as nerve, liver, and muscle cells, are specialized components of multicellular organisms. In another words, without cells we wouldn’t be able to live or function correctly. There are Animal Cells and Plant Cells. In Biology class the other day we studied the Animal Cell. We were split into groups of our own and we each picked a different animal cell slide to observe. My group chose the slide,'; Smeared Frog Blood ';.
The human body is very complex. It is like a job. You have to do a million things in one day to make it through the day. The body uses nine systems to do all of those jobs. They all have separate functions, but some work together. Each system is also made up of organs. There are many ways to care and protect the systems from the many different problems they can have. There are also many interesting facts about each system.
I will be investigating Human Blood as my specific tissue and giving an overview on the location, characteristics, and the benefits it has to the human body. Blood is extracellular matrix that is consists of plasma, red blood cells, platelets, and white blood cells. Blood is located within the capillaries/veins/arteries of the human body, which are blood vessels that run through the entire body. These blood vessels allow the blood to flow smoothly and quickly from the heart to distinct parts of the human body. The unique parts of human blood all work together for a purpose: the Red Blood Cells(erythrocytes) transports oxygen throughout the body, White Blood Cells(leukocytes) play a part in the bodies immune system, Platelets(thrombocytes) assist in creating scabs,