|
Weight lifting stresses the muscles, causing them to
adapt by increasing in size and strength. This
process is called
a) atrophy.
b) hypertrophy.
c) megalomia.
d) tonia.
|
b
|
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Which of the following is NOT considered a
component of a person’s fitness?
a) Body composition
b) Flexibility
c) Maximum heart rate
d) Strength
|
c
|
|
Which of the following is a result of regular exercise?
a) Increased risk for developing type 2 diabetes
b) Reduced blood pressure
c) Reduced bone density
d) Reduced HDL cholesterol levels
|
b
|
|
Based on the information depicted in this visual,
which of the following statements is FALSE?
a) One’s total energy expenditure does not
include the calories expended to digest the
food.
b) Participating in exercise on a regular basis will
increase your BMR.
c) Someone who engages in physical activity will
expend more calories than someone who
doesn’t exercise.
d) All of these statements are true.
|
a
|
|
Which of the following statements regarding physical
activity is FALSE?
a) Adults should include strength training
activities 4-5 times a week.
b) Approximately one-third of American adults get
no physical activity at all during their leisure
time.
c) Greater health benefits can be obtained by
exercising more vigorously or for a longer time.
d) Most Americans do not exercise regularly.
|
a
|
|
Aerobic exercise is considered to be at an intensity
of _____ % of maximum heart rate.
a) 10-30%
b) 40-70%
c) 60-85%
d) 90-100%
|
c
|
|
Resting between exercise sessions is important
because it
a) allows the body to replenish energy stores.
b) repairs damaged tissues.
c) strengthens muscles.
d) All of the above statements are true
|
d
|
|
The amount of ATP produced by anaerobic versus
aerobic metabolism depends on the:
a) amount of glycogen this is stored in the body.
b) availability of oxygen.
c) availability of amino acids.
d) pH of the blood.
|
b
|
|
Based on this visual, which of the following
statements about metabolism is FALSE?
a) ATP is produced in the cells by anaerobic
metabolism when no oxygen is available.
b) Anaerobic metabolism utilizes all sources of
fuel.
c) Fatty acids can be converted to acetyl-CoA for
ATP production.
d) The majority of ATP is produced by aerobic
metabolism.
|
b
|
|
Which of the following statements regarding ATP
production is FALSE?
a) Aerobic metabolism requires oxygen.
b) Carbohydrates, fats, and protein can be used to
product ATP.
c) Most ATP is produced in the mitochondria.
d) The majority of ATP is produced by
anaerobic metabolism.
|
d
|
|
As compared to medium intensity exercise, such as
hiking, fatty acids are used at a_____ rate and
glucose at a _____ rate for fuel during rest.
a) higher, lower
b) higher, higher
c) lower, lower
d) lower, higher
|
a
|
|
The predominate fuel used by muscle during a 10K
race (~50 minutes) is
a) carbohydrate.
b) creatine phosphate.
c) fat.
d) protein.
|
carbs
|
|
Based on the information depicted in this visual,
which of the following statements is FALSE?
a) During the first few seconds of exercise, the
muscles get energy from stored ATP.
b) After about 10 minutes, most of the ATP
used to fuel exercise is produced by
anaerobic metabolism.
c) In about 2 minutes, anaerobic metabolism of
glucose becomes the predominant source of
ATP.
d) Very early in exercise, creatine phosphate is
broken down to produce ATP.
|
b
|
|
Based on the information in this visual, which of the
following substances cannot be used to fuel
exercise?
a) Amino acids
b) Glycogen
c) Iron
d) Triglycerides
|
iron
|
|
Based on the information in this visual, where can
your muscles get glucose to fuel activity?
a) Dietary carbohydrates
b) Liver glycogen
c) Muscle glycogen
d) All of these are sources of glucose.
|
d
|
|
Why is increasing the number of red blood cells an
advantageous physiological change that occurs with
aerobic training?
a) It allows oxygen to be transported to tissues.
b) It increases creatine phosphate concentration in
muscles.
c) It allows more glycogen to be stored.
d) It prevents the breakdown of amino acids for
fuel.
|
a
|
|
Which of the following is NOT a characteristic of the
female athlete triad?
a) Amenorrhea
b) Disordered eating
c) Improved bone density
d) Low percentage of body fat
|
c
|
|
The major differences between the nutritional needs
of a serious athlete and those of a causal exerciser
are the amount of _____ required.
a) amino acids and glycogen
b) total energy and water
c) total energy and amino acids
d) water and iron
|
b
|
|
Adam has been push mowing his yard on a very hot
and humid day for almost 90 minutes now. He is
feeling faint and disoriented and is sweating
profusely. When he checked his pulse, he noticed
that it was weak but rapid. Based on this scenario,
Adam is most likely experiencing which of the
following?
a) Heat cramps
b) Heat exhaustion
c) Heat stroke
d) Sports anemia
|
b
|
|
Which of the following statements regarding
carbohydrate loading is FALSE?
a) To carbohydrate load, one should consume 10-
12 grams of carbohydrate/kg of body weight per
day.
3
b) Carbohydrate loading is most appropriate as
part of training plan.
c) Carbohydrate loading is more appropriate for
those competing in short-duration events.
d) Trained athletes who follow a carbohydrateloading
plan can double their muscle glycogen
content.
|
…
|
|
A meal, such as the one depicted in this visual,
should be consumed ____ before the competition.
a) 30-45 minutes
b) 60-90 minutes
c) 2-4 hours
d) 4 or more hours
|
c
|
|
Which of the following would be the best preexercise
meal for a marathon runner?
a) Sausage and egg biscuit
b) 1 blueberry pop tart
c) 1 cup corn flakes with skim milk and a
banana
d) ½ cup of hash browns and 2 pieces of bacon
|
c
|
|
Of the following athletes, who is least likely to benefit
from creatine supplements?
a) Body builder
b) Football player
c) Marathon runner
d) 100 meter sprinter
|
c
|
