Lecture 4 - Aerobic testing

Question 1

_______ fitness is considered one of the most important determinants of health.

Answer 1

aerobic

Question 2

______ ____ = maximal volume of O2 one can consume during exhaustive exercise.

Answer 2

VO2 max

Question 3

What 2 things is VO2 max dependent upon?

Answer 3

1. Transport of oxygen via the cardiorespiratory system to the working muscles.
2. The ability of the muscle to utilize the oxygen during exercise

Question 4

A ______ test measures the actual construct of interest; an _____ test measures a construct known to be related to the actual construct of interest.

Answer 4

direct;indirect

Question 5

In _______ models to estimate VO2 max, record HR at the end of each minute, and the client must achieve steady state HR (within __bpm over subsequent readings) over duration of test/stage.

Answer 5

submaximal; 5

Question 6

In the Queens college step test, what is the rate of stepping for females? For males?

Answer 6

22 steps/min; 24 steps/min

Question 7

In the YMCA submaximal cycle test you start peddling at ___kp for __ mins at ___rpm.

Answer 7

0.5; 3; 50

Question 8

How do you estimate workload in the Astrand cycle test?

Answer 8

0.04 x BW (round to nearest 0.5kp for women and 1kp for men)

Question 9

In the Astrand submaximal cycle test, determine average HR at minute 5 and 6 unless?

Answer 9

1. Adjustment made at minute 2 (then take average HR from min 7 and 8)
2. > 10bpm difference (then continue minute bu minute until SSHR is achieved within 10bpm)

Question 10

To calculate VO2 max from the Astrand cycle test, used the average of the last two ____ and ____ to calculate VO2 max.

Answer 10

HRs; PO

Question 11

_________ VO2 is directly related to body size; _______ VO2 max can compare CR fitness regardless of body size

Answer 11

absolute; relative

Question 12

In the Ebbeling treadmill test, calculate ___%-___% HR max and select a warm up speed for 4 minutes that elicits a HR between those ranges (usually ___-___ mph)

Answer 12

50-70; 3.2-4

Question 13

What are the 4 submaximal fitness end criteria ?

Answer 13

1. Target HR/HR zone obtained
2. Cannot maintain cadence or workload
3. Client asks to stop
4. Signs of physiological stress

Question 14

What is the AR protocol for submax tests?

Answer 14

Low intensity aerobic cool down for 3 minutes, measuring HR at the end of each test (can extend by additional 1 - 2 minutes if not sufficiently recovered). Seat client and measure 1 and 3 minute HR and BP.

Question 15

What is the AR protocol for a max test?

Answer 15

Low intensity aerobic cool down for at least 5 minutes, measuring HR at the end of each minute. Participant must be supervised for a minimum of 15 minutes upon completion of cool down.

Question 16

There is a _______ relationship between VO2 and HR.

Answer 16

linear

Question 17

What are 4 assumption of indirect tests?

Answer 17

1. SSHR is obtained for each work rate
2. The max HR for a given age is uniform
3. A linear relationship exists between HR, VO2 and PO
4. Mechanical efficiently is the same for everyone

Question 18

What are the 2 big assumptions?

Answer 18

1. The max HrR for a given age is uniform

2. Mechanical efficiently is the same for everyone

Question 19

HR max can vary up to +/- ___ bpm from age predicted max.

Answer 19

20

Question 20

A runner with poor running economy would exhibit _____ VO2/HR at any given running speed than an economical runner.

Answer 20

higher

Question 21

Oxygen consumption increases _______ with workload.

Answer 21

linearly

Question 22

VO2 can be measured directly through open circuit ______, or can be estimated by _____.

Answer 22

spirometry; workload

Question 23

What speeds are the ACSM walking equation most accurate for?

Answer 23

1.9-3.7mph

Question 24

The ASCM walking equation is most accurate for speeds over ___ mph, or as low as ___ mph if participant is running.

Answer 24

5;3

Question 25

The flywheel on a cycle ergometer moves at ____/rev/

Answer 25

6m/rev

Question 26

There are _____ kp x min/min per Watt.

Answer 26

6.12

Question 27

In open-circuit spirometry, gas to be analyzed should be drawn directly from ____ _____.

Answer 27

mixing chamber

Question 28

How long should a graded exercise test last?

Answer 28

8-12 minutes

Question 29

What are peak criteria for a VO2 test?

Answer 29

At least 3 of:

1. HR: fails to increase with increasing workload, OR is at or close to age-predicted max (+/- 20bpm)
2. Blood lactate concatenation ? 8mmol/L
3. RER over or equal to 1.15 or 1.1
4. Volitional fatigue (RPE equal to or greater than 17 on Borge scale)

Question 30

What is max criteria for a VO2 test?

Answer 30

1. HR: fails to increase with increasing workload, OR is at or close to age-predicted max (+/- 20bpm)
2. Blood lactate concatenation ? 8mmol/L
3. RER over or equal to 1.15 or 1.1
4. Volitional fatigue (RPE equal to or greater than 17 on Borge scale)
5. A plateau (<2mL/kgxmin change with increasing workload)

Question 31

The overall risk of exercise testing (maximal) in a mixed object population is approximately ___ events in _______ tests.

Answer 31

6/10,000

Question 32

Vigorous exercise increases the risk of sudden cardia death only in individuals with ________ ______ _______ whether diagnosed or not.

Answer 32

pre-existing heart disease

Question 33

The _____ _____ is the level of oxygen consumption at which there is a rapid and systematic increase in blood lactate concentration or a non-linear increase in ventilated.

Answer 33

anaerobic threshold

Question 34

You can predict the AT with _____ or ______ _____ concentration.

Answer 34

ventilation; blood lactate

Question 35

In lab, the AT can be predicted with an RER of ~ ___.

Answer 35

1

Question 36

VO2 max test is a measure of aerobic _______.

Answer 36

power

Question 37

VO2 max test is the most _____ measure of the functional ability of the CR system.

Answer 37

valid