Nutrition Chapter 11
Amy is studying quietly. Under these conditions, her muscles are using primarily ______________ for energy.
fat
Human cells release much of the energy stored in carbohydrates, fats, and amino acids as
ATP
________________ is an immediate and direct source of energy for cells.
ATP
While at rest, skeletal muscles metabolize more glucose than fat for energy.
False, Fat is the primary fuel muscles use while resting or engaging in low to moderate physical activity.
Protein in the body's preferred fuel for muscular activity.
False, it's glucose.
Adipose cells
Fat cells
People who exercise regularly can reduce their risk of type 2 diabetes.
True
Heatstroke is a serious illness that requires immediate professional medical treatment.
True, it is the most dangerous form of heat related illness.
To obtain energy under aerobic conditions, cells need
oxygen
Visceral Fat
under the abdominal muscles and hangs over the stomach and intestines.
A _________________ physical activity generally requires a high degree of exercise.
vigorous
Sports drinks are not useful for fluid replacement.
False
Cellulite
Lumpy appearing skin is NOT a unique type of fat or the result of a disease. No clear understating of why cellulite occurs, but it may simply be subcutaneous fat that is loosely held in place by irregular bands of connective tissue.
Resting metabolic rate (RMR)
body's rate of energy use a few hours after resting and eating
During glycolysis, the body
breaks down one glucose molecule to form two pyruvate molecules
Energy Output
calories cells use to carry out their activities
Energy Intake
calories from foods and beverages that contain macronutrients and alcohol
Energy
capacity to perform work
Subcutaneous Fat
insulate the body against the cold temp., protect muscles and bones from bumps and bruises.
Aerobic activities
involved sustained, rhythmic contractions of certain large skeletal muscles
Carbohydrate loading
involves manipulating dietary patterns and physical activities prior to an endurance event.
Caffeine
is the most widely used ergogenic aid in the world
Basal metabolism
minimal number of kilocalories the body uses to support vital activities after fasting and resting for 12 hours
Adenosine triphosphate (ATP)
molecule that stores energy
Miranda is physically fit. She has
the strength, endurance, and flexibility to meet the demands of daily living.
Which of the following foods is high carbohydrate and low fat?
toast spread with strawberry jam