Circulatory system Flashcards
Where is the heart located
In the ribcage (left)
What is the function of the heart
To pump blood around the body and pump oxygen and nutrients around the body
Where does the heart receive oxygenated blood from
Lungs
Where does the blood pump deoxygenated blood to
Lungs
How many chambers does the heart have
4
Which chambers receive blood
Right and left atrium
Which chambers pump blood
Right and left ventricle
What is the name of the largest artery leaving the heart
Aorta
What is the name of the largest vein entering the heart
Vena Cava
What is oxygenated blood
Blood which is carrying oxygen
What sort of blood is found in the aorta
Oxygenated blood
What type of blood is found in the pulmonary vein
Oxygenated blood
What type of blood is found In the pulmonary artery
Deoxygenated blood
What are the differences between veins and arteries
Arteries carry blood away from the heart but veins carry blood to the heart
Arteries have thicker more muscular walls than veins
Arteries have a higher ability to contract than veins
Describe capillaries
Capillaries have very thin walls (1 cell thick)
They spread all over the body
Diffusion of gasses and nutrients can take place across the capillary walls
Capillaries can form networks