Use LEFT and RIGHT arrow keys to navigate between flashcards;
Use UP and DOWN arrow keys to flip the card;
H to show hint;
A reads text to speech;
27 Cards in this Set
- Front
- Back
|
What are its main components?
|
Heart, Arteries, Capillaries, Veins.
|
|
|
What does it move around the body?
|
Oxygen, Nutrient molecules, Hormones, Carbon Dioxide, Ammonia and other wastes.
|
|
|
Where are blood cells produced?
|
In bone marrow.
|
|
|
What is Plasma (in blood)?
|
Liquid part of blood, mostly water. Nutrients are dissolved in it.
|
|
|
What are red blood cells? |
Disk shaped cells which carry Oxygen. They have haemoglobins.
|
|
|
What are haemoglobins?
|
They bind to oxygen or carbon dioxide, and make blood red.
|
|
|
What are white blood cells? |
They are cells that fight infections caused by bacteria and viruses. Not many of them in blood.
|
|
|
What are platelets? |
They are irregular shaped cells which stop blood from spilling and clogging blood to help wounds.
|
|
|
Arteries |
- Transport blood away from heart. - Have thick elastic walls. |
|
|
Arterioles
|
- Control blood flow to capillaries. - Thick elastic walls. |
|
|
Capillaries
|
- Deliver oxygen to cells. - Very thin (1 cell) walls. - Interconnect arterioles to venules. |
|
|
Venules
|
- Connect capillaries to veins. - Medium thickness of walls. |
|
|
Veins
|
- Transport blood towards heart. - Often on surface, around muscles and bones. |
|
|
What is Systemic Circulation?
|
The system of blood vessels that delivers oxygenated blood to the body systems.
|
|
|
What is Pulmonary Circulation?
|
The system of blood vessels that delivers deoxygenated blood to the lungs to be replenished with oxygen. |
|
|
What does left side of heart do?
|
Receives oxygenated blood from lungs to pump around the body.
|
|
|
What does right side of heart do? |
Receives deoxygenated blood to pump to lungs.
|
|
|
Are Atriums (of heart) on the top of bottom area of the heart?
|
Top area. |
|
|
Are Ventricles (of heart) on the top or bottom area of the heart?
|
Bottom area.
|
|
|
The 3 main roles of the circulatory system are to provide nutrient and oxygen rich blood to the body’s tissues and ____________?
|
remove waste products
|
|
|
Which side of the heart has thicker muscle? Why?
|
left. Pump to entire body, not just the lungs
|
|
|
Where does pulmonary circulation and systemic circulation go?
|
Pulmonary = lungs Systemic = body |
|
|
What are the three types of blood vessels?
|
Arteries, veins and capillaries
|
|
|
In what type of vessel does the systemic blood travel away from the heart?
|
Arteries
|
|
|
What type of blood vessel contains valves?
|
Veins
|
|
|
What is the function of a erythrocyte?
|
Carry oxygen
|
|
|
What is the function of a leukocyte?
|
Fight Disease
|
