Question: A 60 kg and a 90 kg person exercise at a work rate of 300 kgm·min^-1 on a cycle. Which of the following statements is true?
Answer Options:
The O2 cost in L·min^-1 is lower for the 90 kg person.
The O2 cost in L·min^-1 is higher for the 60 kg person.
The O2 cost in mL·kg^-1·min^-1 is higher for the 90 kg person.
The O2 cost in mL·kg^-1·min^-1 is higher for the 60 kg person.
Answer: The O2 cost in mL·kg^-1·min^-1 is higher for the 60 kg person.
Question: According to the ACSM, which of the following individuals would be assigned the positive risk factor of prediabetes?
Answer Options:
A 42-yr-old with fasting blood glucose readings of 95 and 92 mg·dL^-1 and a BMI of 24 kg·m^-2
A 37-yr-old runner with an unknown glucose value and a BMI of 23 kg·m^-2
A 25-yr-old mother with unknown glucose values who has BMI of 27 kg·m^-2 and had gestational diabetes 2 yr ago while pregnant with her son
A 65-yr-old with glucose levels of 138 and 126 mg·dL^-1 1 hr after eating lunch 2 days in a row
Answer: A 25-yr-old mother with unknown glucose values who has BMI of 27 kg·m^-2 and had gestational diabetes 2 yr ago while pregnant with her son
Question: Convert 3.6 L·min^-1 to kcal·min^-1.
Answer Options:
8 kcal·min^-1
18 kcal·min^-1
28 kcal·min^-1
38 kcal·min^-1
Answer: 18 kcal·min^-1
Question: What is the first step in preactivity screening?
Answer Options:
Risk factor assessment
Establishing whether medical clearance is necessary
Setup of exercise prescription
Making a classification whether or not the subject is physically active
Answer: Making a classification whether or not the subject is physically active
Question: After performing a medical history review on Kate, you find that she has had a heart attack (i.e., she has CV disease) but works out four times a week for 45 minutes. She denies any signs or symptoms of any other CV, metabolic, or renal disease. Given this information, which of the following is true in regard to the need for medical clearance in order for her to participate in an exercise program at your facility?
Answer Options:
She must obtain medical clearance before pursuing any aerobic exercise intensity.
She may perform moderate-intensity aerobic exercise without medical clearance.
She can perform aerobic exercise at only a light intensity without medical clearance.
Answer: She may perform moderate-intensity aerobic exercise without medical clearance.
Question: A 55 kg woman walks at 80 m·min^-1 on a 7.5% grade. What is the energy requirement in mL·kg^-1·min^-1?
Answer Options:
6.4
18.8
22.3
32.5
Answer: 22.3
Question: Postexercise HRs should be taken for:
Answer Options:
10 to 15 sec
25 to 30 sec
40 to 45 sec
60 sec
Answer: 10 to 15 sec
Question: Most skinfold equations were developed using _____ as the criterion method.
Answer Options:
Air-displacement plethysmography
Hydrostatic weighing
BIA
DXA
Answer: Hydrostatic weighing
Question: Which of the following is NOT a reason to stop a maximal GXT?
Answer Options:
DBP measurement of 120 mmHg
HR = 80% of age-predicted maximum
SBP measurement of 270 mmHg
Subject requests to stop
Answer: HR = 80% of age-predicted maximum
Question: Density is calculated by dividing body weight by:
Answer Options:
Height squared
Volume
Body-fat percentage
Underwater weight
Answer: Volume
Question: The AHA and ACSM recommend that individuals always obtain medical clearance before they participate in an exercise program if they demonstrate which of the following?
Answer Options:
Two or more primary risk factors for CHD
Any signs or symptoms suggestive of CV, metabolic, or renal disease
Three or more primary risk factors for CHD
Hypertension
Answer: Any signs or symptoms suggestive of CV, metabolic, or renal disease
Question: If you wanted to compare oxygen uptake values for people of differing body weights, which of the following could you use?
Answer Options:
Express in mL·kg^-1·min^-1
Express in METs
Express in L·min^-1
A or B
Answer: A or B
Question: Approximately how many kilocalories does a 60 kg woman expend if she performs a stepping routine at 20 steps·min^-1 on a 12 in. (30 cm) step for 10 min?
Answer Options:
65
95
125
155
Answer: 65
Question: Approximately what work rate (kgm·min^-1) should be set on a cycle ergometer to achieve an energy cost of 5 METs for a 70 kg man?
Answer Options:
200
400
600
800
Answer: 400
Question: There are no uniform standards for body-fat percentage.
Answer Options:
True
False
Answer: True
Question: _____ skinfold equations are designed to estimate body composition in groups of people who vary greatly in age, body composition, and fitness.
Answer Options:
Unilateral
Specialized
Population-specific
Generalized
Answer: Generalized