Circulatory system- heart (Edexcel GCSE Biology): Flashcards
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Practise the cards
15 cards from this deck
Wall separating heart's two halves
Wall separating heart's two halves
Septum
Where right side of heart pumps blood
Where right side of heart pumps blood
To the lungs
Where left side of heart pumps blood
Where left side of heart pumps blood
Around the body
Function of atria
Function of atria
Upper chambers that receive blood
Function of ventricles
Function of ventricles
Lower chambers that pump blood out
Role of heart valves
Role of heart valves
Ensure one-way blood flow, prevent backflow
Location of tricuspid valve
Location of tricuspid valve
Between right atrium and right ventricle
Location of bicuspid valve
Location of bicuspid valve
Between left atrium and left ventricle
Function of aorta
Function of aorta
Carries oxygenated blood from left ventricle to body
Function of vena cava
Function of vena cava
Carries deoxygenated blood from body to right atrium
Function of pulmonary artery
Function of pulmonary artery
Carries deoxygenated blood from right ventricle to lungs
Function of pulmonary vein
Function of pulmonary vein
Carries oxygenated blood from lungs to left atrium
Why left ventricle wall is thicker
Why left ventricle wall is thicker
Must pump blood around entire body at high pressure
Cardiac output formula
Cardiac output formula
Stroke volume heart rate
Double circulatory system
Double circulatory system
Blood pumped to lungs & body in two separate circuits