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CIRCULATORY SYSTEM
richelleamaro22
Created on May 25, 2020
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the circulatory system
Journey into a man's heart
heart
blood
plasma
blood vessels
aorta
terms
arteries
corpuscles
veins
erythrocytes
capillaries
Leukocytes
thrombocytes
What makes your heart beats fast?
What do cell of an organism need to carry on life processes?
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human Circulatory system
This organ system is composed of the:
BLOOD VESSELS
BLOOD
HEART
THE HEART
- a muscular organ that pumps blood to the different parts of the body.
THE HEART
PERICARDIUM
- a sac that encloses the heart.
The Tissue Layers of the Heart
01
EPICARDIUM
02
MYOCARDIUM
03
ENDOCARDIUM
THE CHAMBERS OF THE HEART
Atria
Ventricles
THE CHAMBERS OF THE HEART
VALVES
- are flaps of muscles that prevent blood from back flowing.
THE valves OF THE HEART
Atrioventricular Valves
THE valves OF THE HEART
Semilunar valves
BLOOD VESSELS
- are the network of channels that convey blood to all parts of the body.
the blood vessels
veins
capillaries
arteries
ARTERY
- convey oxygen - rich blood away from the heart.
ARTERIES
AORTA
The largest artery in the body.
ARTERIOLES
The smallest arteries that regulate the flow into the tissue capillaries.
VEIN
- convey blood coming from all parts of the body toward the heart.
veins
VENA CAVA
The largest vein in the body.
VENULES
The smallest veins that regulate the flow into the tissue capillaries.
CAPILLARY
- the smallest and the most numerous blood vessels.
BLOOD
- a liquid tissue and the circulating medium of the cardiovascular system
functions:
01
To transport materials
02
To fight infections
COMPONENTS:
PLASMA
- the liquid portion of the blood.
CORPUSCLES
- suspended in the plasma, comprise 45% of the blood by weight
There are three formed elements:
WBC
PLATELETS
RBC
ERYTHROCYTES
- are the red blood cells. They are biconcave in shape, elastic and anucleated.
LEUKOCYTES
- are the white blood cells. They are the "soldiers of the body."
THROMBOCYTES
- are the blood platelets. They are not true cells.
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