Nutrition Exam III Flashcards
Ch 3,7,10 (10 T/F, 20 MC, 25 matching)
Hormones T/F
Leptin
full
Ghrelin
Hungry
Insulin
Absorption (nutrients)
anabolic
Glucagon
Frees stored energy
catabolic
opposite of insulin
Testosterone
increase protein synthesis
anabolic
Growth Hormone
general growth
anabolic
Cortisol
stress hormone
catabolic
Which hormones are anabolic?
Insulin, testosterone, growth hormone
Which hormones are catabolic?
Glucagon and cortisol
(1)What does BMI measure and (2) how is it measured?
- health populations
- Weight (kg)/height (m)
What BMI range is considered underweight?
Equal to or less than 18.
What BMI range is considered healthy?
18.1-24.9
What BMI range is considered overweight?
25-29.9
What BMI range is considered obese?
30-34.9
What BMI range is considered obese II?
35-39.9
What BMI range is considered obese III?
equal to or over 40.
What is Body fat % used to calculate?
Lean body mass
Body fat % for men
3% required
18-21% average with HBW
Body fat % for women
9-11% required
23-26% average with HBW
Body fat % Measures:
Skinfold
uses calculation to estimate percentage
Body fat % Measures:
Bioelectrical Impedance
measures electrical resistance
Body fat % Measures:
Underwater weighing
measures body density
What is the gold standard for body fat % measures?
DEXA scan
What are Macronutrient Sources of Energy DURING ACTIVITY?
Glucose
Amino Acids (convert to glucose)
What are Macronutrient Sources of Energy DURING REST?
Fatty Acids
What does glycogen store?
Carbohydrates
Where does glycogen store carbohydrates in?
Muscle and liver
(1) How many calories stored on average? (2) How many calories stored in liver and muscle?
- 2,000 calories
- Liver- 400 cal
Muscle- 1,600 cal
What does triglyceride store?
Lipid
Where does triglyceride store lipids in?
Adipose tissue
How many calories are stored in adipose tissue?
70,000 calories