Circulatory System Flashcards
Where does nutrients enter body?
Small intestine
A vessel that moves blood to the heart
Vein
The largest artery in the body
Aorta
The place where oxygen enters the blood and carbon dioxide leaves the blood
Lungs
Heart, blood and vessels
Circulatory system
A small vessel that connects veins and arteries
Capillary
What is the circulatory system?
Blood flow
What is the heart?
Muscular organ the pumps blood through arteries and veins called also known as cardiovascular system
What are the 4 chambers of the heart?
Top chamber: Atria (Atrium singular)
Bottom chamber: ventricles
The flow of blood?
Enters from body
Right atrium
Tricuspid valve
Right ventricle
Pulmonic valve
Pulmonary arteries
Pulmonic veins
To the lungs
From the lungs
Left atrium
Mitral Valve
Left ventricle
Aorta
What are blood vessels?
How blood travels
Vessels include?
Arteries, veins, capillaries
What is the difference between arteries and veins?
Arteries carry blood away from the heart and veins carry towards the heart
What are capillaries
Tiniest blood vessels that surround each body cell and allows oxygen and nutrients to enter cells (diffusion of gas)
Flow of blood through vessels:
Arteries, arterioles, capillaries, venules and veins
