Question | Answer |
What does the cardiovascular system do | It circulates 02, nutrients, and waste |
Name three types of blood vessels | Arteries carry blood from heart
Veins carry blood to the heart
Capillaries O2 and CO2 exchange |
What is pulmonary embolism | Sudden blockage in the pulmonary artery |
How many pumps are in the heart | Two pumps in the heart
Right side deals with the Deoxygenated blood
Left side deals with oxygenated blood |
Name 4 things that are in blood | Red blood cells
Plasma
Platelets
White blood cells
Oxygen
Carbon dioxide
Hormones
Digested food
Urea (waste) |
What is the volume of blood in the human body | 4-6 litres |
What is leukaemia | Leukaemia is a type of blood cancer |
What are platelets | Platelets are bits of cells broken Off larger cells |
What is cholesterol | Is the fat made by the liver, from saturated fat that we eat. Too much in the blood, Can lead to coronary heart disease |
What is cardiac arrest | A sudden stop in effective and normal blood circulation |
What is a myocardial infarction | Myocardial infarction is also known as a heart attack |
What is congenital heart disease | Congenital heart disease is a defect in the structure
Usually present at birth |
What is the function of the Vein | Veins carry blood to the heart |
What is the function of an artery | To carry blood away from the heart |
What is the function of the capillary | They exchange materials between the blood and other body cells |
The cardiovascular system is also known as? | The circulatory system |
What are the three different places that the heart circulates blood to and from | 1: to and from the lungs also known as pulmonary circulation
2: to and from the cells tissue and organs also known as systemic circulation
3: Coronary circulation |
What is DVT | Deep vein thrombosis
Also a common cause of death in people who must remain in bed for a long time |
What is (R.O.M.) | Range of motion |
How does pulmonary and systemic circulation work | Pulmonary: CO2 and 02 in
Systemic: nutrients/waste |
During systole, the ventricles contract. this causes? | the AV valves to close and the similar valves to open |
what is a normal pacemaker of the heart? | the SA node |
what vessel carries oxygenatated blood back to the heart and left atrimun? | the pulmonary veins |
what layer of the heart is responisble for contraction? | myocardium |
What do lymph nodes do | Help remove and destroy antigens |
What is pulmonary circulation? | Circulates blood to and from the lungs |
What are the 4 chambers in the heart? | there are 2 artia (top left and right)
and 2 ventiricles (bottom left and right) |