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Circulatory System
All About It
44
Anatomy
10th Grade
02/10/2014

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Cards

Term
Circulatory System is also known as..?
Definition
Cardiovascular System
Term
The Cardiovascular system is the _______________ of the body.
Definition
Transportation
Term
Transports ___and _____ to body cells
Definition
O2, and  Nutrients
Term
Transports ____ and ______ away from the body cells.
Definition

CO2, and Metabollic Materials

 

Term
Consists of what three items
Definition

Heart

Blood Vessels

Blood

 

Term
Heart
Definition

Pump of the body , muscular hollow organ about the size of a closed fist.

 

Located in mediastinal cavity, between lungs, behind the sternum, and above the diaphragm

Term

Layers of the heart

Definition

Endocardium

Myocardium

Pericardium

 

Term
Endocardium
Definition

smooth layer of cells lining inside of the heart

 

Smooth blood flow

Term
Myocardium
Definition

thick

 

Muscuar middle layer

Term
Pericardium
Definition

double-layered membrane covering outside of the heart

 

pericardial fluid lubricates between the two layers

 

Term
Four Chambers of the Heart
Definition

Right Atrium

Left Atrium

Left Ventricle

Right Ventricle

Term
Right Atrium
Definition
Receives unoxygenated blood from body cells
Term
Left Atrium
Definition
receives oxygenated bood from the lungs
Term
Right Ventricle
Definition
Receives bood from the Right Atrium and pumps it to the Pulmonary Artery
Term
Left Ventricle
Definition
Receives the blood from the Left Atrium and pumps it into the Aorta
Term
Four Main Valves
Definition

Pulmonary Valve

Tricuspid Valve

Bicuspid(Mitral) Valve

Aortic Valve

Term
Pulmonary Valve
Definition
Right Ventricle into the Pulmonary Vein
Term
Tricuspid Valve
Definition
Between the Right Atrium and the Right Ventricle
Term
Bicuspid (Mitral)
Definition
Between the Left Ventricle and the Left Atrium
Term
Aortic Valve
Definition
Aorta
Term
Pathway the blood flows through the heart
Definition
Superior Vena Cava--> Right Atrium -> Tricuspid Valve --> Right Vantricle --> Pulmonary Valve--> Pulmonary Artery
Term

Pathway of conduction (electrical impulses)

 

Definition
Sinoatrial Node --> Atrioventricular Node -> Bundle of his--> Purkinje Fibers
Term
Main Types of Blood Vessels
Definition

Arteries

Capillaries

Veins

Term
Arteries
Definition
Carries blood away from the heart
Term
Capillaries
Definition
Allows transfer of O2 and nutrients into the cell
Term
Veins
Definition
Carry blood back to the heart
Term
Largest Artery
Definition
Aorta
Term
Largest Veins
Definition

Superior Vena Cava

 

Inferior Vena Cava

Term
2 Components of blood
Definition

Plasma

 

Blood

 

Term
Plasma
Definition

fluid portion

90% water

10% dissolved substances

Term
Blood Cells
Definition
Solid Portion
Term

Blood Cells

 

Definition

Erythrocytes

Leukocytes

Thrombocytes

 

Term
Erythrocytes
Definition

Hemoglobin (carries O2 and CO2)

 

Red blood cells

 

Term
Leukocytes
Definition

White blood cells

fight infection

five different types

 

Term
Thrombocytes
Definition

platelets

Clots blood

Term
Hypertension
Definition

High Blood Pressure

140/90+

 

Term
Aneurysm
Definition

"balloon" or saclike formation on artery wall

Weakening, Hemorrhage, rupture

Term
Hemophillia
Definition

Inherited Condition

no clotting factor

Lack of Thrombocytes

 

Term
Myocardial Infarction
Definition

"heart attack"

blockage of coronary arteries cuts off the blood supply to the heart

heart tissue dies

Term
Atherosclerosis
Definition
fatty plaque on artery wall
Term
Sickle Cell Anemia
Definition

inherited

Sickle Shaped Red blood cells

Term

Congestive heart failure

 

Definition
hear muscle does not beat adequately
Term
Thmboplebetis
Definition
blood clot in inflamed vein
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