The heart (AQA GCSE Biology Combined Science): Flashcards
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Practise the cards
10 cards from this deck
What type of pump is the heart?
What type of pump is the heart?
Muscular pump
Number of chambers in the heart
Number of chambers in the heart
Four
Why left ventricle has thicker walls
Why left ventricle has thicker walls
Pumps blood throughout entire body
Function of the aorta
Function of the aorta
Carries oxygen-rich blood from heart to body
Function of pulmonary artery
Function of pulmonary artery
Carries deoxygenated blood from heart to lungs
Function of valves in the heart
Function of valves in the heart
Stop blood flowing backwards
Direction blood flows in arteries vs veins
Direction blood flows in arteries vs veins
Arteries away from heart, veins back to heart
Double circulation system
Double circulation system
Two pathways: pulmonary (to lungs) and systemic (to body)
Formula for cardiac output
Formula for cardiac output
Stroke volume heart rate
Location of pacemaker cells
Location of pacemaker cells
Right atrium