Lecture 7: Lab Based Physiological Assessment in OA

Question 1

Advantages of the ______ method include;

• accurate (3-5%error)
• good estimate of desired intensity

Answer 1

Advantages of the Direct method include;

• accurate (3-5%error)
• good estimate of desired intensity

Question 2

Balke-Ware most appropriate test for OA with good _____

Answer 2

Balke-Ware most appropriate test for OA with good ambulation

Question 3

advantages of the ____ method include;

• easy measurements
• shorter time
• less technical issues
• less expensive

Answer 3

advantages of the indirect method include;

• easy measurements
• shorter time
• less technical issues
• less expensive

Question 4

force plate measures _____ and_____ of reaction to perturbations

Answer 4

force plate measures time and magnitude of reaction to perturbations

Question 5

to get to 75% HRmax, HR must increase by ____ bpm in YA and ___ bpm for OA

Answer 5

YA = 84 bpm

OA = 46 bpm

Question 6

Predicted ____ assumes HR increases the same as work rate increases

Answer 6

Predicted VO2 max assumes HR increases the same as work rate increases

Question 7

_____ is the max distance an OA can move beyond a centered position w/o altering the BOS

Answer 7

limits of stability is the max distance an OA can move beyond a centered position w/o altering the BOS

Question 8

Balance is the ability to control the body’s ___ relative to the ___ whether stationary or moving

Answer 8

Balance is the ability to control the body’s COM relative to the BOS whether stationary or moving

Question 9

The Balke-Ware test shoul be stopped if BP drops ____ mmHg from rest or rises above 260/115

Answer 9

The Balke-Ware test shoul be stopped if BP drops 20 mmHg mmHg from rest or rises above 260/115

Question 10

which CRF testing equipment only has 1 protocol

Answer 10

recumbent stepper

Question 11

which CRF testing equipment is best for OA with motor coordination issues

Answer 11

recumbent stepper

Question 12

Disadvantages of the _____ method include;

• expensive equipment
• risk of adverse effects
• physician supervision

Answer 12

Disadvantages of the direct method include;

• expensive equipment
• risk of adverse effects
• physician supervision

Question 13

name the 4 types of balance testing

Answer 13

1. static
2. dynamic
3. reactive postural control
4. sensory integration and organization

Question 14

You can compare VO2 results to minimum VO2 requirements for performing ____

Answer 14

You can compare VO2 results to minimum VO2 requirements for performing ADLs

Question 15

this test is recommended for healthy or frail OA with cardiac issues, chronic disease or disability

Answer 15

Modified Balke-Ware treadmill test

Question 16

which CRF testing equipment is easiest to measure BP on

Answer 16

leg cycle ergometer

Question 17

which CRF testing equipment is best for OA with ambulatory issues

Answer 17

arm cycle ergometer

Question 18

ACSM recommended test that uses slow, constant walking speed and small increases in grade per minute

Answer 18

Modified Balke-Ware treadmill test

Question 19

what type of balance entails the ability to control COM while leaning through or moving beyond limits of stability

Answer 19

dynamic balance

Question 20

sensory integration and organization tests the ability to integrate and organize sensory info provided by these 3 systems

Answer 20

1. visual
2. somatosensory
3. vestibular

Question 21

Force plate measures ____ and ______ of postural sway

Answer 21

Force plate measures magnitude and velocity of postural sway

Question 22

what % HR max must OA reach for submax test

Answer 22

75%

Question 23

how many cycles of adding weight should be done for the 1 RM test

Answer 23

3-5

Question 24

TRUE OR FALSE

OA have greater postural sway than YA

Answer 24

TRUE

Question 25

complete the calculation for estimated VO2 consumption VO2 = (0.1x\_\_\_\_\_) +(1.7xspeedxgrade) + 3.5

Answer 25

complete the calculation for estimated VO2 consumption VO2 = (0.1x**_speed_**) +(1.7xspeedxgrade) + 3.5

Question 26

if Balke-Ware test is to easy, you can increase the walking _____ or grade increments

Answer 26

if Balke-Ware test is to easy, you can increase the walking **_speed_** or grade increments

Question 27

which CRF testing equipment is most functionally relevant

Answer 27

**Treadmill**

Question 28

disadvantages of the ____ method include * error of 10-20%

Answer 28

disadvantages of the **_indirect_** method include * error of 10-20%

Question 29

the ______ strength test should be used for this population * frail, disabled OA * those with contraindications to max intensity (osteoporosis)

Answer 29

the **_submax_** strength test should be used for this population * frail, disabled OA * those with contraindications to max intensity (osteoporosis)

Question 30

\_\_\_\_\_\_ is the ability to respond automatically to a loss of balance

Answer 30

**_reactive postural control_** is the ability to respond automatically to a loss of balance

Question 31

List 4 equipment used for submaximal CRF testing

Answer 31

1. **Treadmill** 2. **Leg cycle Ergometer** 3. **recumbent stepper** 4. **Arm cycle ergometer**

Question 32

what type of balance entails ability to maintain COM directly over BOS

Answer 32

**static balance**