Understanding Body Composition and Weight Management

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This set of flashcards covers key terms and concepts related to body composition, metabolic rates, and nutritional guidelines, helping students prepare for their exam.

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18 Terms

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Bod Pod Measurement

A method of determining body composition that involves using a chamber to measure air displacement.

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BMI

A measure that calculates body mass index, typically used to assess whether a person is underweight, normal weight, overweight, or obese.

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Body Composition

The ratio of fat to lean muscle in a person's body.

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Body Dysmorphic Disorder

A psychological disorder characterized by an obsession with appearance and a distorted view of oneself, often fixating on a minor or imagined flaw.

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Basal Metabolic Rate (BMR)

The rate of energy expenditure of a body at complete rest in a neutral environment.

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Leptin

A hormone that suppresses appetite and food intake while stimulating energy expenditure.

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Set Point Theory

The theory that the body has an internal thermostat that strives to maintain weight within a certain range.

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Female Athlete Triad

A condition characterized by a pattern of low food intake, menstrual dysfunction, and poor bone density in female athletes.

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Obesogenic Environment

An environment that promotes excessive food intake and a lifestyle with little or no physical activity.

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Healthy Weight

A relative term that can vary, defined generally as having a BMI within a certain range.

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Risks of Being Overweight

Includes hypertension, heart disease, diabetes, cancer development, and more.

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Risks of Being Underweight

Includes vitamin and mineral deficiencies, lowered immunity, and thermoregulation issues.

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Methods to Assess Weight

Includes BMI calculations, which have pros and cons regarding their effectiveness and accuracy.

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Body Composition Assessment Methods

Different methods include air displacement (Bod Pod), hydrostatic weighing, DXA, and circumferential measurements.

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Energy Balance

The relationship between calories consumed and calories expended; crucial for weight management.

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Total Energy Needs

Includes basal metabolic rate, physical activity, and thermic effect of food.

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AMDR (Acceptable Macronutrient Distribution Ranges)

Guidelines outlining the recommended percentage of calories that should come from carbohydrates, proteins, and fats.

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Initial Weight Loss

Often involves a significant loss of water weight in the early stages of dieting.