The Role Of Homeostasis In The Human Body

Decent Essays
“The biological definition of homeostasis is ‘the tendency of an organism or cell to regulate its internal environment and maintain equilibrium, usually by a system of feedback controls, so as to stabilize health and functioning’. Generally, the body is in homeostasis when its needs are met and it’s functioning properly” (Lutz, 2013). All of the systems in the body play a role in maintaining homeostasis. The inability to do this can lead to disease and sometimes death. Our bodies’ temperature is maintained by homeostasis. Although our bodies’ internal conditions are not entirely stable, it can vary within a narrow range. The human body is capable of maintaining a core temperature between 37.2°C to 37.6°C. A person can likely die from hypothermia

Related Documents

  • Decent Essays

    Name: _________Mishana Sturdivant___ Date: _09/03/2012______ 1.3.1.2 - Human Homeostasis Vocabulary: dehydration, heat stroke, homeostasis, hypothermia, involuntary, thermoregulation, voluntary…

    • 1083 Words
    • 5 Pages
    Decent Essays
  • Improved Essays

    Temperature control is the process of keeping the body at a constant temperature of 37°C. Our body can only stay at a constant temperature if the heat we generate is balanced and equal to the heat we lose. Temperature receptors in the skin detect changes in the external temperature. They pass this information to the processing centre in the brain, called the hypothalamus.…

    • 2596 Words
    • 11 Pages
    Improved Essays
  • Improved Essays

    Introduction As homeotherms, humans have the ability to control thermoregulatory mechanisms: physiological processes that are critical to maintaining core temperature within a very narrow limit. Although peripheral temperature fluctuates regularly & often largely in response to ambient temperature, core temperature must be maintained within a tight window in order for the human body to function properly. Throughout the course of circadian rhythm, the body’s core temperature can fluctuate by up to 0.5C. Only through exercise, illness, & external heat stress will the body stray outside its normal core temperature range of 36.1C-37.8C (Weller, 2005). Mechanisms that maintain normothermic core body conditions consist of processes that either dissipate…

    • 788 Words
    • 4 Pages
    Improved Essays
  • Improved Essays

    Hypothermia occurs when our hypothalamus is unable to keep our core body temperate stable and we reach subnormal levels of temperature; cold climate is only one cause of hypothermia. Once our temperature decreases to extreme levels of…

    • 960 Words
    • 4 Pages
    Improved Essays
  • Improved Essays

    Homeostasis is the action of maintaining a healthy internal environment. One example of homeostasis that we did in class is when we walked in place, causing our heart rate and breathing rate to increase while exercising to maintain a constant supply of oxygen. Another example from our reading is that sweating helps to maintain homeostasis by removing excess salt and opening pores to cool you down. It is important for organisms to maintain homeostasis because it assists the cells in the body to function and live.…

    • 380 Words
    • 2 Pages
    Improved Essays
  • Decent Essays

    The muscular system maintains homeostasis by a number of different ways. An easy example to explain homeostasis of the skeletal muscle is when you are cold, you start to shiver. Your muscles generate heat. Because the muscles generate heat, this ceases the shivering when they provide heat. This is homeostasis in the skeletal muscles.…

    • 149 Words
    • 1 Pages
    Decent Essays
  • Superior Essays

    Unit 1 Homeostasis

    • 1680 Words
    • 7 Pages

    Task 1 Homeostasis is the ability of the body to maintain a constant internal environment within narrow limits. The word homeo means it is unchanging and stasis means it is staying still; it has three main elements that are a sense organ to detect change, a control centre that is usually from the brain or spinal cord and a responding organ to effect a change in conditions. The factors that homeostasis controls in our body are our body temperatures, water content, carbon dioxide levels and our blood sugar levels (http://www.bbc.co.uk/schools/gcsebitesize/science/ocr_gateway_pre_2011/ourselves/5_staying_in_balance1.shtml (Tues 13th)). For our body cells to survive and be fully functional our internal temperature needs to remain similar, in our…

    • 1680 Words
    • 7 Pages
    Superior Essays
  • Superior Essays

    Seemingly, the average body temperature usually ranges from 36 degrees to 38 degrees Celsius. The average body temperatures are paramount in enabling the body to have a favorable environment for performing its duties. However, with hypothermia the body temperature significantly decreases thereby impending with the proper functioning of the body. Older patients and neonates and infants are more prone to accidental hypothermia. Patients with certain health conditions such as arthritis, trauma, and intoxication increase the patient risk of becoming hypothermic.…

    • 1096 Words
    • 5 Pages
    Superior Essays
  • Superior Essays

    According to Canadian Medical Association Journal, “Hypothermia is defined as a core body temperature of 35°C (95°F) or lower. It should be treated as a medical emergency. Shivering is an early sign. Patients with severe hypothermia (core temperature less than 32°C) may appear dead or may have hypotension, apnea or cardiac arrhythmias. Hematologic, respiratory, renal and endocrine abnormalities are common in severe hypothermia.”…

    • 1362 Words
    • 6 Pages
    Superior Essays
  • Improved Essays

    Mineral Homeostasis

    • 1043 Words
    • 5 Pages

    Magnesium is a mineral that can be described in so many different ways. It is almost impossible to name every little thing that magnesium may assist in to help our body function. To start with, magnesium is roughly involved in 300 essential reactions that happen within our body. The adult contains about 25g of magnesium in their body. Magnesium has specific recommended consumption level.…

    • 1043 Words
    • 5 Pages
    Improved Essays
  • Great Essays

    After the initial reaction of shivering, the body begins to feel numb. This reaction is caused by the constriction of capillaries over the appendages. The walls of the capillaries close in and blood is pushed towards the body’s core. Heat is retained to protect vital organs. If the environment changes in temperature, the body will respond.…

    • 1576 Words
    • 7 Pages
    Great Essays
  • Improved Essays

    Although the human body experiences various temperature deviations,…

    • 762 Words
    • 4 Pages
    Improved Essays
  • Improved Essays

    Homeostasis is the maintenance of a constant environment in an organism in response to internal and external stimuli. Organisms must maintain homeostasis to stay alive because stimuli can cause mild to severe effects. Cells require nutrients like oxygen, and a constant temperature. One disruption to homeostasis to homeostasis would be a lack of nutrients like oxygen by increasing the rate of respiration to increase oxygen to the body. Another disruption to homeostasis would be a change in temperature.…

    • 1005 Words
    • 5 Pages
    Improved Essays
  • Decent Essays

    Acidosis And Homeostasis

    • 277 Words
    • 2 Pages

    Acidosis Acidosis is defined as an arterial pH of less than 7.35, and can be a result of various disease states (Gerecht, 2014). Our blood pH in homeostasis is 7.35 to 7.45, so how in a trauma patient does it drop so low. Poor perfusion to tissue causes the body to work in a anaerobic state, this in return produces lactic acid. The lactic acid itself can cause a significant drop in pH level, but then think about the amount of crystalloid solutions we use for replenishment of blood volume.…

    • 277 Words
    • 2 Pages
    Decent Essays
  • Superior Essays

    Kidney Function Essay

    • 1072 Words
    • 5 Pages

    Homeostasis is the maintenance of a constant internal environment within a living organism. Excretion is the removal from the body of waste products made in the cells during metabolism. Osmoregulation is the homeostatic control of body water. Water intake needs to balance with water loss.…

    • 1072 Words
    • 5 Pages
    Superior Essays