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Circulation System

Junior Cert Science

What does blood transport around the body Food, Oxygen and Carbon dioxide
What is the name of the system that consists of blood, arteries, veins, capillaries and the heart Circulation System
What do you call the watery pale liquid that makes up 50% of blood Plasma
There are three types of cells in the plasma where are these made Bone marrow
Name the three types of blood cells Red, white and platelets
Which blood cell contains a red chemical called haemoglobin Red blood cell
What is the function of the red blood cell Carry oxygen
What is the function of the white blood cell Protect against disease
What is the function of the platelets Allow blood to clot
What is the function of the blood Transport substances around the body and defence against disease
Name the three types of blood vessels Artery, Vein, capillary
Where do arteries take blood Away from heart
Where do veins take blood Back to the heart
Which type of vessel have thick muscle walls, a narrow lumen and no valves Arteries
Which type of vessel have thin muscle walls, a wide lumen and have valves Veins
Which type of blood vessel have cell walls that are only one cell thick Capillaries
True or False, Capillaries connect arteries and veins True
What type of muscle is the heart made of Cardiac mauscle
Name the chambers that are at top of the heart Right and Left Atrium
Name the chambers that are at bottom of the heart Right and Left Ventricle
Where does blood from the body enter the heart Right Atrium
What blood vessel carries the blood form the body to the heart Vena cava
What happens when the right atrium fills with blood A valve opens and blood enters the right ventricle
Where does blood go when it leaves the right ventricle Into the pulmonary artery which carries it to lungs
What is the name of the vessel that carries blood back to the heart Pulmonary vein
Where does the pulmonary vein enter the heart Left atrium
When blood leaves the left atrium where does it travel to Left ventricle
The left ventricle contracts and pushes blood out into what vessel Aorta
Where does blood go when it leaves the Aorta All around the body
Why is wall of left side ventricle thicker than right side Because it has to pump blood farther
What structure is present in the heart and in veins that prevents backflow of blood Valves
How can heart disease be prevented Exercise and healthy diet
What is a normal heartbeat rate 70 beats per minute
What is normal body temperature 37C
Created by: Teacher Amrein