Soc 16 - The Structure Of The Blood Vessels And Heart Flashcards
What are the 3 characterists of arteries
-Takes the oxygenated blood away from the heart,
-Arteries have thick walls because of pressure of the blood,
-The plumonary arteries is different as it carrys deoxygenated blood from the heart to the lung
What are the 4 characterists of veins
-carrys blood into the heart,
-thinner walls because blood pressure,
-veins contain many valves which help deoxygenated blood to flow to the heart
-the plumonary vein is different as it carrys oxygen from the lung back to the heart
What are the 4 characterists of capilleries
-There microscopic vessels just one cell thick
-Carry oxygenated blood which fers to nutrience
-Then pucks up used de oxygenated blood
-Eg like a waiter
What is immune system
The structures and processes in your body that stop disease
What is thrombokinase
Its a substance involved in blood clotting
What is serotonin
Hormone that triggers the clothing process
What is plasma
Its the fluid part of blood
Whatis erythrocyte
a Red blood cell
What is anaemia
A condition where there is a lack of red blood cells or haemoglobin in the blood
What is leukocyte
It is white blood cell
What is a pathogen
An agent that causes disease such as a virus
what is a Antibody
A chemical that destroys a pathogen
