Physiology Revision

Which energy system provides has no waste or by-products?

EPO is a form of which ergogenic aid?

• Pharmacological

• Physiological

• Nutritional

Which two are benefits of using Intermittent Hypoxic Training (IHT)

• increases RBC and haemoglobin levels

• increases strength and speed

• allows for acclimatization

• increases recovery times

Which two are true during expiration during exercise?

• Volume decreases and Pressure increases

• Volume increases and Pressure decreases

• External intercostal muscles contract

• Internal intercostal muscles contract

Which of the following are advantages of using the aerobic energy system?

• High energy yield of 38 ATP

• No fatiguing waste or by-products

• Quick reactions to resynthesise ATP

• Greater fuel stores - glucose/glycogen and FFA's

When does EPOC takes place?

• Before exercise

• During exercise

• After exercise

Which of these conditions moves the oxyhaemoglobin curve to the right (Bohr Effect)

• Decrease PH of blood

• Increase CO2 levels

• Increase blood temperature

• Increase 02 levels

Frank Starling's Law suggests that... (3)

• increased venous return = increased stroke volume

• increased force of contraction of ventricle walls

• increased SV due to the stretch of ventricle walls

• increased HR and SV

What must you include for a 'compare' question?

• Similarities

• Direct comparisons

• Both

• Whereas

What is cardiovascular drift?

• increase in HR

• decrease in HR

• when exercising in hot environments

• when exercising at altitude