Weight, Eating Disorders, Exercise and Lifestyle Flashcards

1
Q

The location of body fat is an indicator for health risks. In what region is fat dangerous to be stored in? Explain why

A

Abdominal region
Adipose tissue releases cytokines (pro-inflamm)
Due to their proximity to organs is more dangerous than if the fat was subcutaneous and lower away from organs

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2
Q

The Hierarchy of nutrient use dictates how our bodies treat nutrients depending on content of meal. Describe this hierarchy. (Basically what nutrients are used first)

A

AA are used first to provide substrates for protein synth in cells
Next carbs are used to replenish glycogen stores and provide glucose to tissues
Finally fat is used
Anything in excess is stored in adipose tissue

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3
Q

What is non-exercise activity thermogenesis?

A

Energy expended in digestion, absorption, metabolism and storage of ingested macronutrients

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4
Q

What is Yo-Yo dieting?

A

Follows the same principles of cycle diets where rapid weight loss leads to decrease in basal metabolic rate causing the person to feel fatigue and dec activity. This in turn leads to food cravings and returning to former eating habits only to engage in rapid weight gain. Person gets feelings of guilt and shame and begin a new diet

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5
Q

Why is Yo-Yo dieting bad?

A

It leads to more weight gain and decreased self-esteem

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6
Q

What is Anorexia Nervosa

A

Anorexia Nervosa: Persistent restriction of E intake that leads to significantly low body weight. Caused by an intense fear of gaining weight or becoming fat

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7
Q

What is Bulimia Nervosa?

A

Bulimia Nervosa: Repeated binging episodes with a feeling of lack of control of over eating
Repeated compensation after binging of vomiting, misuse of laxatives or excessive exercise to prevent weight gain

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8
Q

What is binge eating disorder?

A

People consume unusually large amounts of food and feel they have no control over stopping

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9
Q

What is the process of ATP generation during exercise?

A

Stored ATP is used instantly
Creatine phosphate is then used (High E compound stored in muscles)
Glucose from muscle, glycogen and blood glucose used
After 2-3 mins, O2 delivered and aerobic take place

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10
Q

List three physiologoical changes that can be brought about by exercise

A

Cardioresp system adapts (Stroke vol inc due to larger stronger heart)
Number of cap in muscle inc to deliver O2 more efficiently(Inc in blood vol and RBC)
Inc in number and size of mitochondria in muscle cells

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11
Q

There are three basic metabolic defects that char T2DM. What are they?

A

Insulin resistance
Insulin secretory defect that is NOT autoimmune
Inc in glucose prod by liver

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12
Q

What are some lifestyle modifications to manage diabetes?

A

Healthy Eating
Increase physical activity (150mins aerobic exercise/week)
Smoking cessation
Stress Management

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13
Q

Are the elderly at risk for food insecurity?

A

In terms of finances, No

Due to governmental social assistance

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14
Q

Why are food banks ineffective?

A

People who need them don’t use them
They do not address the root cause which is poverty
Basically it is a solution that treats the symptom not the disease

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15
Q

There are three rankings in the HFI measurement, marginal, moderate and severe. What do these rankings mean?

A

Marginal: Worry about running out of food selection because of lack of money for food
Moderate: Compromise in quality and/or quantity of food due to a lack of money for food
Severe: Miss meals, reduce food intake and at most extreme go days without food

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16
Q

Which population are at risk for food insecurity?

A
Individuals/families who:
Have a lower income
Lack homeownership
Have aboriginal status
Are recent immigrants
Rely on social assistance
Are lone-parent female-led
17
Q

To be classified for metabolic syndrome you need to meet 3 out of 5 criteria. What are these 5?

A
Prediabetes/diabetes
BP >130/85
Triglycerides >1.7 mmol/L
HDL <1.0 mmol/L
Abdominal Obesity >102 cm (men) 88 (women)