Exercise Physiology

What happens during an action potential?

Inside the axon becomes more positive due to an influx of potassium.

Inside the axon becomes more negative due to an influx of potassium.

Inside the axon becomes more positive due to an influx of sodium.

Inside the axon becomes more negative due to an influx of sodium.

Which proprioceptor detects length of muscle?

Muscle Spindles

Golgi-type receptors

Golgi-tendon organ

Pancinian corpuscles

Which brain structure connects the brain and the spinal cord?

Brain Stem

Thalamus

Hypothalamus

Dicecephalon

The sympathetic nervous system is responsible for all of the following, EXCEPT:

Increase heart rate

Increase blow flow to muscles

Increase to mental activity

Increase digestion

Direct calorimetry estimates metabolic rate by measuring what?

Oxygen

Heat

ATP

Energy

What does Indirect calorimetry measure?

Heat

Oxygen

ATP

Energy

How long is the actual Wingate Test duration?

10 secs

20 secs

30 secs

40 secs

What is the range of the torque factor for a Wingate Test?

1-5%

5-10%

10-20%

20-30%

What is the equation for Work?

Force * Distance

Work/ Time

Total Work/ Time

Time * Work

All of the following are lobes of the brain, EXECPT: