NPB 101 Winter 2010 Midterm 3

Come one and study da heart and stuff

29 cards   |   Total Attempts: 188
  

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Cards In This Set

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In the cardiovascular system CO2 from tissues goes to the lungs, what are the next steps in this cycle?
The O2 from the lungs goes to the respiring tissues where it is used and turned into CO2 which is then transported back to the lungs
The cardiovascular system transports metabolites to sites of excretion such as...
The kidneys
What are the three components of the Cardiovascular System?
Hear, Blood vessels, Bloo
Heart
Serves as a pump that establishes the pressure gradient needed for blood to flow to tissues
Blood Vessels
Passageways through which blood is distributed from the heart to all parts of the body and back to the heart.
Blood
Transport medium within which materials being transported are dissolved or suspended.
What are the three kinds of circulation?
Systemis, Pulmonary, Coronary.
Systemic circulation
This is the circuit of vessels that carries blood between the heart and the other systems of the body.
Pulmonary Circulation
This is a closed loop of vessels carrying blood between the heart and lungs.
Coronary Circulation
Vessels that nourish the heart from outside
Do arteries carry blood to or away from the heart?
Away from the heart
Do veins carry blood to or away from the heart?
To the heart
What is the basic anatomy of the mammalian heart?
Four chambers; 2 atria, 2 ventricles. Divided into the left and right side by a septum.
Atrioventricular Valves
The right is tricuspid and the left is bicuspid. They are located between the atrium and ventricle to prevent backflow of blood from ventricles into the atria during ventricular emptying.
Semilunar Valves
Aortic and pulmonary valves that are located at the juncture where major arteries leave ventricles