Cardiovascular System Quiz

What is the amount of blood ejected from the ventricles per beat called?

• Cardiac output

• Pulmonary circuit

• Stroke volume

• Systemic circuit

Which circuit delivers deoxygenated blood from the right side of the heart to the lungs for oxygenation?

• Systemic circuit

• Pulmonary circuit

• Cardiac output

• Stroke volume

Which circuit delivers oxygenated blood from the left side of the heart to body tissues?

• Pulmonary circuit

• Cardiac output

• Systemic circuit

• Stroke volume

What is the term for the difference between two values divided by the average of the two values, shown as a percentage?

• Percent change

• Percent difference

• Systolic pressure

• Diastolic pressure

What is the increase in heart rate during prolonged exercise due to a decrease in stroke volume called?

• Cardiac output

• Cardiovascular drift

• Pulmonary circuit

• Systemic circuit

What are the cardiovascular adaptations from resulting from endurance exercise training?

• Increased stroke volume, increased left chamber volume, faster diffusion rate of oxygen into the cells, decreased resting heart rate

• Decreased stroke volume, decreased left chamber volume, slower diffusion rate of oxygen into the cells, increased resting heart rate

• Increased stroke volume, decreased left chamber volume, faster diffusion rate of oxygen into the cells, increased resting heart rate

• Decreased stroke volume, increased left chamber volume, slower diffusion rate of oxygen into the cells, decreased resting heart rate

What is the maximum rate at which an individual can consume oxygen during maximum exertion called?

• Cardiac output

• Stroke volume

• VO2 max

• Pulmonary circuit

What is the function of white blood cells?

• Blood clot formation

• Protection against infection

• Oxygen transport

• Nutrient transport

What is the middle layer of the heart that consists mostly of cardiac muscle?

• Endocardium

• Pericardium

• Myocardium

• Epicardium

Which part of the brainstem is responsible for breathing rate and inhalation?

• Pons

• Medulla

• Cerebellum

• Hypothalamus