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Related Concept Videos

Overview of Protein Metabolism01:21

Overview of Protein Metabolism

Proteins are broken down into amino acids during digestion. Unlike fats and carbohydrates, which are stored for later use, proteins are not. Instead, amino acids are either used to produce ATP through oxidation or contribute to the creation of new proteins for the growth and repair of the body. Any surplus amino acids from the diet are converted into glucose or triglycerides rather than excreted.
Amino acids play various roles in the body once they are absorbed into cells. They are restructured...
Anorexia Nervosa01:28

Anorexia Nervosa

Anorexia nervosa is a complex and severe eating disorder characterized by an intense fear of weight gain, an unrelenting pursuit of thinness, and a distorted body image. It often leads to dangerously low body weight relative to an individual's age and height. This disorder is marked by significant physical and psychological consequences, making it one of the most life-threatening psychiatric illnesses.
Symptoms and Physical Effects
Individuals with anorexia nervosa commonly exhibit extreme...
Metabolic States of the Body: Fasting and Starvation01:24

Metabolic States of the Body: Fasting and Starvation

During the initial hours of fasting, the body uses up its glycogen stores as an energy source. Once these glycogen reserves are depleted, the body begins breaking down stored triglycerides and structural proteins. During this stage, glycerol becomes a key substrate for gluconeogenesis, while free fatty acids undergo beta-oxidation to provide energy for tissues, such as skeletal muscle. In the fasting state, the body spares protein breakdown as much as possible to conserve muscle and structural...
Chronic Kidney Disease III: Interprofessional Care01:28

Chronic Kidney Disease III: Interprofessional Care

Chronic kidney disease (CKD) requires collaborative and comprehensive management. CKD progresses through stages and can lead to end-stage kidney disease (ESKD) if untreated. Interprofessional collaboration and patient education are crucial, enabling patients to manage their health and improve their quality of life.Diagnostic approach for chronic kidney diseaseThe diagnosis of CKD primarily focuses on the glomerular filtration rate (GFR), which assesses kidney function by measuring how well...
Bulimia Nervosa01:30

Bulimia Nervosa

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Intestinal Obstruction II: Pathophysiology

Intestinal obstruction triggers a series of physiological responses, starting with gas and fluid accumulation in the bowel segment proximal to the obstruction, leading to distension. This distended intestine compresses the diaphragm, hindering lung expansion and potentially leading to reduced respiratory effort, atelectasis, and pneumonia.To overcome the blockage, the gut intensifies contractions, causing colicky abdominal pain, nausea, and vomiting, which reduces fluid and food intake and...

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Related Experiment Videos

[Undernutrition in humanitarian crises].

Jutta Kloppenborg Heick Skau1, Mette Olsen, Henrik Friis

  • 1Institut for Human Ernaering, Det Biovidenskabelige Fakultet, Københavns Universitet, DK-1958 Frederiksberg C, Denmark.

Ugeskrift for Laeger
|January 16, 2010
PubMed
Summary

Addressing undernutrition in emergencies requires assessing nutritional status and providing appropriate food aid. Promoting breastfeeding is a key preventive strategy, though more research is needed on optimal food aid composition.

Related Experiment Videos

Area of Science:

  • Public Health
  • Nutrition Science
  • Emergency Medicine

Context:

  • Undernutrition is a significant driver of illness and death during emergencies.
  • Effective response necessitates understanding the specific nutritional challenges faced by the affected population.

Purpose:

  • To outline strategies for responding to undernutrition in emergency settings.
  • To highlight assessment methods, feeding programs, and preventive measures.

Summary:

  • Nutritional status is evaluated using weight-for-height, mid-upper arm circumference, and micronutrient deficiency assessments.
  • Interventions include general and selective feeding programs, with a strong emphasis on promoting breastfeeding.
  • Current evidence on optimal food aid composition is limited, underscoring the need for further research.

Impact:

  • Informs public health interventions and nutritional support during humanitarian crises.
  • Highlights the critical role of breastfeeding promotion in preventing childhood undernutrition.
  • Identifies research gaps in optimizing food aid for emergency relief efforts.