Adaptations of the CV System

Adaptations of the CV System

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Multiple Select

Which are areas of adaptations of the CV system?

• Cardiac Cycle

• Sinoatrial Node

• Blood Composition

• Diffusion Rate

Multiple Choice

If resting HR decreases and SV increases, what else can increase?

• Resting Cardiac Output

• Maximal Cardiac Output

Multiple Choice

What does a parasympathetic nerve do?

• Speed something up

• Slow something down

Multiple Choice

What is the liquid part of blood known as?

• Leucocytes

• Erythrocytes

• Platelets

• Plasma

Multiple Choice

Increased red blood cells allows for more oxygen to be transported.

• True

• False

Multiple Choice

Diffusion is the movement of gases from an area of high concentration to an area of low concentration.

• True

• False

Multiple Choice

What is the definition of A-VO2 difference?

• The amount of oxygen consumed by the muscles during exercise

• The difference in oxygen concentration between arterial blood and venous blood

• The ratio of aerobic to anaerobic energy production in the body

• The speed at which oxygen is delivered to the working muscles