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Related Concept Videos

Decreased Body Temperature01:29

Decreased Body Temperature

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A decreased body temperature can occur in patients with hypothermia and frostbite. Heat loss with extended cold exposure overpowers the body's ability to create heat, resulting in hypothermia. Core temperature readings help classify hypothermia. Mild hypothermia is temperatures between 32 °C (89.6 °F) and 35°C (95 °F) and is caused by impaired thermoregulation. Moderate hypothermia is temperatures between 28 C (82.4 °F) and 32 °C (89.6 °F) caused by...
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Methods of reducing fever01:22

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The signs and symptoms of fever include hot and dry skin, flushed face, thirst, muscle aches, anorexia, headache, tachycardia, tachypnea, and fatigue. Elevated body temperature is reduced using two methods: pharmacological and nonpharmacological. Proper identification and treatment of the root cause of a fever is of utmost importance.
Pharmacological Methods of Reducing Fever:
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Homeostatic Imbalances in Body Temperature01:19

Homeostatic Imbalances in Body Temperature

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Hyperthermia occurs when the body's temperature becomes unusually high, often due to heat exposure, intense physical activity, or certain illnesses. This condition can create a dangerous cycle where elevated body temperature increases the metabolic rate, generating more heat and potentially leading to organ failure and brain damage. A severe form of hyperthermia, called heat stroke, can raise body temperature to life-threatening levels. Fever, on the other hand, is a controlled form of...
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Increased Body Temperature01:25

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A body temperature above  38°C  (100.4 °F) is known as fever or pyrexia, and a person with fever is termed 'febrile.' Typically, the hypothalamus, a part of the brain that acts as the body's thermostat, regulates body temperature through a thermoregulatory setpoint. It receives signals from cold and warm thermal receptors throughout the body and adjusts the body's temperature accordingly. Fever occurs when this hypothalamic setpoint is altered, usually in...
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Thermoregulation01:26

Thermoregulation

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The human body has a sophisticated thermoregulation system that employs negative feedback mechanisms to maintain an optimal core temperature. When the core temperature drops, peripheral and central thermoreceptors send signals to the hypothalamus, activating the heat-promoting center. This center triggers several responses aimed at increasing the core temperature. First, vasoconstriction reduces the flow of warm blood from internal organs to the skin so that the heat is not lost from the skin,...
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Therapeutic Index01:13

Therapeutic Index

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The therapeutic index of a drug is a key parameter in pharmacology that quantifies the relative safety of a drug by calculating the ratio between the dose that causes toxicity in half the population (50%) to the dose that proves to be effective for half the population (50%). It provides a spectrum of doses for a particular drug ranging from effective to potentially toxic. To illustrate, consider an anticoagulant agent like warfarin. It possesses a narrow window within its therapeutic index to...
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Related Experiment Video

Updated: Mar 14, 2026

Short-Duration Hypothermia Induction in Rats using Models for Studies examining Clinical Relevance and Mechanisms
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Short-Duration Hypothermia Induction in Rats using Models for Studies examining Clinical Relevance and Mechanisms

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Therapeutic hypothermia.

Mark Cooper1

  • 1Advanced practice at NHS Greater Glasgow and Clyde.

Emergency Nurse : the Journal of the RCN Accident and Emergency Nursing Association
|October 8, 2016
PubMed
Summary
This summary is machine-generated.

Mild therapeutic hypothermia (MTH), or targeted temperature management, improves outcomes for cardiac arrest patients. However, its use is inconsistent and often delayed, highlighting a need for improved implementation strategies.

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Area of Science:

  • Cardiology
  • Neurology
  • Emergency Medicine

Background:

  • Mild therapeutic hypothermia (MTH), also termed targeted temperature management, is increasingly recognized for its benefits in post-cardiac arrest care.
  • Evidence supports its efficacy in reducing mortality and neurological deficits in out-of-hospital cardiac arrest (OHCA) survivors.

Purpose of the Study:

  • To assess the current utilization patterns and timeliness of MTH initiation in OHCA patients.
  • To identify factors contributing to variability in MTH application.

Main Methods:

  • Review of recent surveys on MTH practices.
  • Analysis of data on the timing of MTH initiation in clinical settings.

Main Results:

  • Significant variability exists in the application of MTH among eligible OHCA patients.
  • Considerable delays are frequently observed between cardiac arrest and the initiation of MTH.

Conclusions:

  • Despite proven benefits, the widespread and timely implementation of MTH remains a challenge.
  • Further research and standardized protocols are needed to optimize MTH delivery and improve patient outcomes.