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WorksheetsCardiovascular System Quiz
Total questions: 15
Worksheet time: 8mins
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
Where are central chemoreceptors located?
In the medulla and cerebellum
In the pons and medulla
In the hypothalamus and cerebellum
In the pons and hypothalamus
What do central chemoreceptors sense?
Decreases in blood pH and increases in oxygen content
Increases in carbon dioxide content and decreases in blood pH
Increases in blood pH and decreases in carbon dioxide content
Decreases in oxygen content and increases in blood pH
What percentage of oxygen in the blood is transported by oxyhemoglobin?
95.5%
98.5%
90.5%
85.5%
What happens to the volume of the thoracic cavity during exhalation?
It increases
It decreases
It remains the same
It fluctuates
What happens to the lung tissue during exhalation?
It expands
It contracts
It remains the same
It fluctuates
