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Related Concept Videos

Shock Waves01:16

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While deriving the Doppler formula for the observed frequency of a sound wave, it is assumed that the speed of sound in the medium is greater than the source's speed through it. When this condition is breached, a shock wave occurs.
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Disorders affecting blood volume, vascular tone, or vascular function can disrupt vascular homeostasis, including conditions like hypertension, hemorrhage, and shock.
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Obedience to authority is classically demonstrated in a more famous series of social psychology experiments performed by Stanley Milgram. He was a social psychology professor at Yale who was influenced by the trial of Adolf Eichmann, a Nazi war criminal. Eichmann’s defense for the atrocities he committed was that he was “just following orders.”
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Every organism has an optimum temperature range within which healthy growth and physiological functioning can occur. At the ends of this range, there will be a minimum and maximum temperature that interrupt biological processes.
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Related Experiment Video

Updated: Jan 24, 2026

Author Spotlight: Developing Innovative Therapeutic Strategies for Hemorrhagic Shock Research
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Author Spotlight: Developing Innovative Therapeutic Strategies for Hemorrhagic Shock Research

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Hemorrhagic Shock.

Katherine W Gonzalez1, Amita A Desai1, Brian G Dalton1

  • 1Department of Pediatric Surgery, Children's Mercy Hospital, Kansas City, Missouri, United States.

Journal of Pediatric Intensive Care
|May 22, 2019
PubMed
Summary
This summary is machine-generated.

Pediatric patients require prompt treatment for hemorrhagic shock, including fluids and blood products. Current guidelines for pediatric transfusion are based on adult data, necessitating further research.

Keywords:
hemorrhagemassive transfusionpediatricsshock

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Area of Science:

  • Pediatric Critical Care Medicine
  • Trauma Surgery
  • Emergency Medicine

Background:

  • Hemorrhagic shock is extensively studied in adults, but pediatric evidence is limited.
  • Pediatric patients tolerate hypovolemia with less hypotension than adults until significant blood loss occurs.
  • Prompt management is crucial for pediatric hemorrhagic shock.

Purpose of the Study:

  • To review current understanding and management of pediatric hemorrhagic shock.
  • To highlight the differences in pediatric versus adult responses to hypovolemia.
  • To discuss transfusion strategies and potential complications in children.

Main Methods:

  • Literature review of pediatric hemorrhagic shock management.
  • Analysis of pediatric tolerance to hypovolemia.
  • Evaluation of current transfusion guidelines and protocols for pediatric patients.

Main Results:

  • Pediatric patients exhibit distinct physiological responses to hypovolemia compared to adults.
  • A hemoglobin threshold of 7 g/dL appears safe in pediatric populations.
  • Massive transfusion protocols (1:1:1 ratio) are recommended but require more supporting evidence.
  • Potential complications include electrolyte imbalance and lung injury.

Conclusions:

  • Pediatric hemorrhagic shock management requires tailored approaches.
  • Intravenous access, crystalloid resuscitation, and blood product transfusion are key interventions.
  • Further research is needed to validate transfusion strategies and address potential adverse effects in children.