Heart Structure
The cardiovascular system is a closed system which consists of :
Heart
Blood Vessels
Carries oxygen, nutrients, and hormones, and cells in the body
Protects the body against disease and infection
Functions of the Cardiovascular System
A healthy heart beats this many times per day
100,000
Is the leading cause of death for both men and women in the United States
Heart Disease
Name the artery that transport the blood directly from the heart. Is the largest artery in the body.
Aorta
There are four valves of the heart?
Tricuspid valve, bicuspid valve, pulmonary valve, and Aortic valve.
What is the function of the cells known as leukocytes? (general function)
Help with fighting infections
The 2 types of pulmonary circulation
pulmonary and systemic
Name the four chambers of the heart.
Right and Left Atrium, Left and Right Ventricle
This system associated with the heart sends messages to the brain to regulate heart and blood pressure
Nervous system
Weighs 7-16 oz in most adults
what is the heart?
Means you don't have to think about it
Involuntary
This system works with the cardiovascular system to deliver oxygen rich blood to cells throughout the body
Respiratory system
A wall of tissue that divides the right and left sides of the heart
Cardiac septum
the 2 upper chambers of the heart
atria
2 phases of the heartbeat
systole and diastole