385 exam 1 material

Question 1

what is the Siri equation used for

Answer 1

General Population

Question 2

what is aerobic power? vo2

Answer 2

two components

1. oxygen transport
2. oxygen utilization

Question 3

what can be used as a measure of oxygen transport?

Answer 3

cardiac output (Q)=HR-Stroke Volume

Question 4

what can we use as a measure of oxygen utilization?

Answer 4

arterial-venus oxygen difference

-CA-VO2 Difference

Question 5

how can we use these to measure aerobic power?

Answer 5

vo2=Q-a-vo2 diff

Question 6

diff between vo2 and vo2 max?

Answer 6

maximum cardiac output x max Venus arterial difference using max exercise

Question 7

what is the first adaptation to aerobic exercise?

Answer 7

increase in plasma volume which causes an increase in stroke volume

Question 8

when would we use each (vo2 max and vo2 peak)

Answer 8

as a measure of training

Question 9

what is the difference between absolute vo2 and relative vo2?

Answer 9

one factors weight and one doesn’t

relative uses body weight

Question 10

when should we use a max test?

Answer 10

• depends upon risk level of client
• depends on a reason for test
• risk level of client