Ch. 10 Flashcards
True or False?
You should avoid stressing your muscles when lifting weights.
False
True or False?
20% of total calories is the recommended amount that should be provided by carbohydrate for an endurance athlete during their training season.
False
Female athletes are at risk for iron deficiency due to all of the following EXCEPT
increased need for hemoglobin.
due to finicky eating habits.
increased needs due to menstruation.
increased need for iron containing proteins.
due to finicky eating habits.
The estimated amount of fluid that you should drink during a 2 hour bike ride is
1-5 ozs.
36-72 ozs.
13-35 ozs.
36-72 ozs.
True or False?
The goal of a pre-competition meal for an endurance athlete is to reduce glycogen stores and promote hydration status.
False
Anabolic hormones affect the production of testosterone by
increasing the release of the stimulatory hormone that increases the production of testosterone.
decreasing the release of the stimulatory hormone that decreases the production of testosterone.
decreasing the release of the stimulatory hormone that increases the production of testosterone.
increasing the release of the stimulatory hormone that decreases the production of testosterone.
decreasing the release of the stimulatory hormone that decreases the production of testosterone.
True or False?
Creatine supplements are beneficial for marathon runners.
False
EPO affects performance by
decreasing transport of oxygen to the muscles.
increasing formation of carbon dioxide by muscles.
increasing aerobic capacity and using glycogen.
increasing aerobic capacity and sparing glycogen.
increasing aerobic capacity and sparing glycogen.
Which statement is true about the energy system labeled A? **
It produces energy from stored ATP.
It can use fatty acids, glucose, and amino acids to produce ATP.
It produces energy from stored creatine phosphate.
It can only use glucose to generate ATP.
It produces energy from stored creatine phosphate.
Exercise affects health in all the following ways EXCEPT
lowers blood pressure.
increases HDL.
decreases sensitivity of tissues to insulin.
strengthens the heart muscle.
decreases sensitivity of tissues to insulin.
True or False?
Flexibility, as one of the four components of exercise, increases lean body mass.
False
True or False?
For adults, 20 minutes of aerobic activity daily is the amount recommended to reduce the risk of chronic disease.
False
True or False?
Your aerobic zone is the heart rate range between 50-80% of your maximum heart rate.
False
Incorporating exercise into your day is NOT easy if
you enjoy the exercise.
you set aside a convenient time.
you are in an unsafe place.
you are exercising in amount and intensity that is realistic for your current fitness level.
you are in an unsafe place.
Anaerobic metabolism uses which of the following fuels?
glucose
carbohydrate
B vitamins
fat
glucose
True or False?
Marathon runners rely heavily on anaerobic metabolism to meet the energy demands of exercise.
False
As compared to sedentary counterparts, trained athletes can perform at a higher intensity of exercise and for a longer period of time because
they store more glycogen in muscle and use it slower.
they store less glycogen and use it faster.
they store more glycogen and use it faster.
they store less glycogen in muscle and use it slower.
they store more glycogen in muscle and use it slower.
True or False?
For the typical American, daily activities at work and home provide adequate levels of activity for optimal health.
False
