the hear as an organ
how many pumps in the human heart?
two
What are three types of blood vessels?
Arteries, veins and capillaries
: What are the types of engineers who work on medical devices?
Biomedical engineers
What is coronary heart disease?
Disease of the blood vessels supplying the heart muscle
the calcaneus
how many chambers in the human heart?
four
What are the types of blood cells that carry oxygen?
: Red blood cells
What are ways to unblock an artery?
: A balloon catheter; stent or drugs
What disease is the second leading cause of death for people aged 15 to 59 years?
Heart disease
involuntary muscles found in the heart but no where else in the body
what is the cardiac muscle
what receives all the oxygenated blood from the heart and distributes to the rest of the body?
the aorta
What are types of blood cells that protect the body from disease?
White blood cells
What is one way to help a valve that is not working?
Prosthetic valve
What types of risk factors are involved with heart disease?
Modifiable, somewhat modifiable, non-modifiable, other
extend foream
what is tricep
what kind of vales are located in the heart?
one way valves
What are two functions of the circulatory system?
: Respiration and nutrition
How does one prosthetic valve work (caged-ball, tilted disc)?
Caged-ball: metal ball in a cage, blood flows one way, ball gets pushed into cage, blood flows around the ball through the valve, when blood flows the other way in pushes the ball over the valve preventing blood from flowing backward
What are modifiable risk factors for heart disease?
High blood pressure, tobacco use, physical inactivity, unhealthy diets
smooth muscles are
what is nonstriated muscles