3. Year 10 - Acute Responses of the Respiratory System

Question 1

List the Acute Responses of the RS

Answer 1

Increased Respiration Rate (more breaths)
Increased Tidal Volume (breath deeper)
Increased Ventilation (more volume per minute)

Question 2

What does Ventilation equal?

Answer 2

V = RR * TV

Question 3

Definition of VO2 max

Answer 3

The maximum volume of oxygen that can be inhaled, transported, and utilized in the body in one minute.

Question 4

What does VO2 Max involve?

Answer 4

It involves the Respiratory System, Cardiovascular System and the Muscular System.

Question 5

What VO2 Max is used to measure

Answer 5

Aerobic Capacity/Cardiovascular Fitness. The body’s ability to use O2 to create energy.

Question 6

How do we indirectly measure VO2 Max?

Answer 6

You complete a fitness test then a predicted VO2 max can be calculated (Beep test, Yoyo test, Harvard Step test etc.)

Question 7

How do we directly measure VO2 Max?

Answer 7

Do a VO2 Max treadmill test with a face mask connected to a computer, which measures the volume of O2 being used.

Question 8

What two types of units is VO2 measured in?

Answer 8

L/Min or mL/min/Kg (Kg-body weight, mL of oxygen).