https://padlet.com/gtafuridelvecchio23/j1jtp0ndks93hg44 By: Gabe and Danny en-us 2020-10-02 13:05:44 UTC 2025-11-11 04:20:55 UTC hello@padlet.com gtafuridelvecchio23 https://padlet.com/gtafuridelvecchio23/j1jtp0ndks93hg44/wish/797456622 Thermoregulation in humans is the process that occurs when a human's internal temperature becomes too hot or too cold. There are many ways that humans can help return the body temperature to normal. ]]> 2020-10-02 13:07:00 UTC https://padlet.com/gtafuridelvecchio23/j1jtp0ndks93hg44/wish/797456622 dmauriber23 https://padlet.com/gtafuridelvecchio23/j1jtp0ndks93hg44/wish/797497311 Thermoregulation is a negative feedback loop. This is a negative feedback loop because it fluctuates between two parameters. Thermoregulation can help your body decrease in temperature and also help your body increase in temperature.]]> 2020-10-02 13:17:45 UTC https://padlet.com/gtafuridelvecchio23/j1jtp0ndks93hg44/wish/797497311 gtafuridelvecchio23 https://padlet.com/gtafuridelvecchio23/j1jtp0ndks93hg44/wish/801009849
Thermoregulation is important because it helps your body maintain a stable internal temperature. Your body's temperature should be between 98°F (37°C) and 100°F (37.8°C). If your body temperature falls below this range, hypothermia can set in, which can lead to brain damage, cardiac arrest and death. Also, if your body temperature is too high, you can experience heat stress and heat fatigue. ]]> 2020-10-04 17:10:14 UTC https://padlet.com/gtafuridelvecchio23/j1jtp0ndks93hg44/wish/801009849 gtafuridelvecchio23 https://padlet.com/gtafuridelvecchio23/j1jtp0ndks93hg44/wish/801026734 Below- Human Body]]> 2020-10-04 17:26:50 UTC https://padlet.com/gtafuridelvecchio23/j1jtp0ndks93hg44/wish/801026734 gtafuridelvecchio23 https://padlet.com/gtafuridelvecchio23/j1jtp0ndks93hg44/wish/801029039 Many factors can cause your body temperature to increase. For example, strenuous exercise and having an infection can cause a fever (body temperature above 100.4°f). ]]> 2020-10-04 17:29:18 UTC https://padlet.com/gtafuridelvecchio23/j1jtp0ndks93hg44/wish/801029039 gtafuridelvecchio23 https://padlet.com/gtafuridelvecchio23/j1jtp0ndks93hg44/wish/801038190 The hypothalamus, which is the part of the brain that controls temperature, sends a signal to various organs in the body to help reduce temperature. 
Below- Image highlighting hypothalamus ]]> 2020-10-04 17:38:31 UTC https://padlet.com/gtafuridelvecchio23/j1jtp0ndks93hg44/wish/801038190 gtafuridelvecchio23 https://padlet.com/gtafuridelvecchio23/j1jtp0ndks93hg44/wish/801050672 The body signals the sweat glands to start releasing sweat. The water in the sweat has a high heat of vaporization, which causes the water to absorb a large amount of energy before evaporating. When the water eventually evaporates, it brings all the heat energy with it, which cools down your body temperature. The process is called evaporative cooling.]]> 2020-10-04 17:50:33 UTC https://padlet.com/gtafuridelvecchio23/j1jtp0ndks93hg44/wish/801050672 gtafuridelvecchio23 https://padlet.com/gtafuridelvecchio23/j1jtp0ndks93hg44/wish/801060058 Vasodilation, which is the dilation (increase in size) of the blood vessels, also helps cool your body down. When vasodilation occurs, your blood vessels widen and carry more blood to the skin, which is cooler than the rest of the body. The increase in blood near your skin allows your body to release heat through radiation. 

Below- Vasodilation Diagram]]> 2020-10-04 17:59:41 UTC https://padlet.com/gtafuridelvecchio23/j1jtp0ndks93hg44/wish/801060058 gtafuridelvecchio23 https://padlet.com/gtafuridelvecchio23/j1jtp0ndks93hg44/wish/801068886 The most common reason for your body temperature dropping below normal levels is the external environment being extremely cold. A drop in body temperature can also be caused by alcohol or drug use. ]]> 2020-10-04 18:08:01 UTC https://padlet.com/gtafuridelvecchio23/j1jtp0ndks93hg44/wish/801068886 gtafuridelvecchio23 https://padlet.com/gtafuridelvecchio23/j1jtp0ndks93hg44/wish/801077716 The hypothalamus sends signals to various organs and systems in your body to help increase temperature. 

Below- Image highlighting hypothalamus]]> 2020-10-04 18:16:55 UTC https://padlet.com/gtafuridelvecchio23/j1jtp0ndks93hg44/wish/801077716 gtafuridelvecchio23 https://padlet.com/gtafuridelvecchio23/j1jtp0ndks93hg44/wish/801091663 Thermogenesis is the process that the human body's muscles, organs and brain produce heat. One example of this is shivering. The muscles in your body rapidly expand and contract, which produces heat to help increase temperature. Another example of thermogenesis is when the body's thyroid releases hormones to increase the metabolism rate. The increase in metabolism rate increases body temperature. ]]> 2020-10-04 18:29:58 UTC https://padlet.com/gtafuridelvecchio23/j1jtp0ndks93hg44/wish/801091663 gtafuridelvecchio23 https://padlet.com/gtafuridelvecchio23/j1jtp0ndks93hg44/wish/801100688 Vasoconstriction is the opposite of vasodilation and is when your blood vessels constrict or become smaller to reduce heat loss. When the blood vessels constrict there is less blood flow near the skin which helps reduce heat loss from the body. 

Below- Vasoconstriction Diagram]]> 2020-10-04 18:38:28 UTC https://padlet.com/gtafuridelvecchio23/j1jtp0ndks93hg44/wish/801100688 dmauriber23 https://padlet.com/gtafuridelvecchio23/j1jtp0ndks93hg44/wish/806361754 When the feedback loop moves in the upward direction, the body will try to lower its temperature because the internal temperature of the body is too high (100.4°F) (for example, due to fever or strenuous exercise). An effect of the increase in body temperature is sweating and vasodilatation. Sweating helps to lower the body's temperature through evaporative cooling. Vasodilation helps cool down the body by increasing blood flow to the skin which allows more heat to be lost through radiation. After these responses, the body temperature should decrease to normal temperature (98.6°F). The feedback loop goes in the downward direction when the body temperature is too low (below 95°F) (for example, being in an extremely cold environment or taking drugs and alcohol). Also, if the body's temperature is below 95°F, hypothermia can occur. The effects of decreasing temperature are shivering and teeth chattering. Those responses are all examples of your muscles rapidly expanding and contracting in order to warm up your body. Also, the thyroid increasing metabolism leads to an increase in body temperature. After these responses, your body temperature should increase to a normal temperature (98.6°F).]]> 2020-10-06 12:23:35 UTC https://padlet.com/gtafuridelvecchio23/j1jtp0ndks93hg44/wish/806361754