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Anatomy and Physiology: Circulatory System Part 2
This deck covers key concepts related to the circulatory system, focusing on heart failure, blood flow, and heart anatomy.
Left sided heart failure backs up into the _.
Lungs
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Key Terms
Term
Definition
Left sided heart failure backs up into the _.
Lungs
Right sided heart failure backs up Into the ___.
Body
Main sign of left sided heart failure is?
Fluid in lungs
_ is the most common cause of left sided heart failure.
MI
____ is the most common cause of right sided heart failure.
Left sided heart failure
An _ occurs at "dead ends" of hands and feet.
AV Shunt
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| Term | Definition |
|---|---|
Left sided heart failure backs up into the _. | Lungs |
Right sided heart failure backs up Into the ___. | Body |
Main sign of left sided heart failure is? | Fluid in lungs |
_ is the most common cause of left sided heart failure. | MI |
____ is the most common cause of right sided heart failure. | Left sided heart failure |
An _ occurs at "dead ends" of hands and feet. | AV Shunt |
_ are the only vessels that ooze and leak. | Capillaries |
What is the only vessel that is under neutral pressure? | Capillaries |
Capillary sphincters open completely with the presence of increased ____. | Co2 |
What are the steps of blood flow from artery to vein? | Artery, arteriolar, capillaries, veinuole, vein |
____% of blood is plasma. | 55 |
_% of blood is red blood cells. | 44 |
____% of blood is white blood cells. | 1 |
The _ artery supplies blood to the posterior portion of the heart. | Circumflex |
The coronary arteries are fed via the relaxation (diastolic) phase of the? | Left ventricle |
The heart is located? | Mediastinum |
____ of the heart lies left of the midline of sternum. | 2/3 |
What are the two types of cells in the heart? | Electrical | Mechanical |
What is the pathway of an electrical current in the nodes of the heart? | SA, AV, Bundle of his, Bundle branches, Purkinje Fibers |
The ____ is the normal pacemaker of the heart. | SA |
The _ node of the heart acts as the "stopsign" for electrical current to allow mechanical cells in Atrium to contract. | AV |
The intrinsic rate of the SA node of the heart is? | 60-100 |
The intrinsic rate of the AV node of the heart is? | 40-60 |
The intrinsic rate of the Purkinje fibers of the heart is? | 20-40 |
_ is the amount of force exerted against walls of arteries. | Blood pressure |