The transport of nutrients from the digestive system (glucose, lipids, amino acids) is the job of ____?
Plasma
Why is the polmunary artery considered an exception?
It brings de-oxygenated blood to the heart
What kind of cells can be found in blood?
RBT, WBT, platelets
The rhytm of contractions and relaxations of the heart is called _________
cardiac cycle
Can you complete the blood journey through the heart?
vena cava - r a - tricuspid valve - r v - pulm valve - pulm art - lungs - pul vein - l a - mitral valve - l v - aortic valve - aorta
True or false: LDL is bad cholesterol
true
Arteries carry blood ____ the heart and it is usually ____ while veins carry blood ____ the heart and it is usually ____.
away from, O2 rich, toward, O2 poor
True or False: Valves allow blood to only travel in one direction.
true
How does a stent help treat coronary heart disease?
It expands within the artery to widen the lumen
The O2 rich blood then is pushed into the ____ and then out to the body through the ____
left ventricle - aorta
True or false: LDL is good cholesterol
false, it's HDL
Which three of the following make up the cardiovascular system?
heart, blood, blood vessels
What is the role of good cholesterol (HDL)?
Get rid of fatty deposits