Short Answer

Question 1

What is the skeletal muscle pump and why is it important

Answer 1

The skeletal muscle pump is what helps veins pump blood back to the heart because of their low pressure. Blood is able to be pumped through the veins back to the heart with each skeletal muscle contraction.

Question 2

Identify three physiological adaptions due to endurance training

Answer 2

There would be an increase in stroke volume both at rest and in exercise, a decreased heart rate at rest, and a higher V02 max due to the endurance training.

Question 3

What happens to our airways when an individual has asthma attack? Explain how these symptoms would affect an individuals performance during an aerobic activity.

Answer 3

Airways become blocked when someone has an asthma attack and would lead to an inability or shortness of breath. This would affect performance during aerobic activities because of the pathway depends on a constant supply of oxygen to work.

Question 4

When glucose is not used immediately it becomes stored in the human body. What is stored glucose called and where is it stored?

Answer 4

Stored glucose is called glycogen and it is stored in the liver and muscle tissues.

Question 5

What are the two waste products of slow twitch muscle fibres

Answer 5

The two waste products of slow twitch muscle fibres are lactic acid and carbon dioxide

Question 6

How does our body use concentration gradient in both internal and external respiration

Answer 6

Our body uses a concentration gradient in both internal and external respiration for the diffusion of O2 and CO2 gases. If there is a higher concentration of one gas on one side of the membrane wall, it will diffuse to the other side until balance is achieved.