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Pulmonary and Systemic Circuits
Overview
23
Anatomy
Undergraduate 1
02/28/2013

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Cards

Term
Two major divisions of the cardiovascular system
Definition
Pulmonary and Systemic
Term
Which side of the heart is attributed to the pulmonary circuit?
Definition
Right side
Term
Which side of the heart is attributed to the systemic circuit?
Definition
Left side
Term
What part of the body does the pulmonary circuit service?
Definition
The lungs - carries blood to the lungs for gas exchange the returns to the heart
Term
What part of the body does the systemic circuit service?
Definition
Every organ of the body, including other parts of the heart and lungs
Term
The pulmonary trunk divides into these
Definition
Pulmonary arteries
Term
Pulmonary arteries branch into these
Definition
Aveoli
Term
The aortic arch gives off arteries that supply what three things?
Definition
Head, neck, upper limbs
Term
Deoxygenated blood enters which side of the heart
Definition
Right side
Term
What two large veins bring deoxygenated blood to the right side of the heart?
Definition
Superior and inferior vena cava
Term
What area of the body does the superior vena cava drain?
Definition
Upper body
Term
What area of the body does the inferior vena cava drain?
Definition
Everything below the diaphragm
Term
Major veins and arteries entering and leaving heart are called what?
Definition
Great vessels (great arteries, great veins)
Term
What is the broad, superior portion of the heart known as?
Definition
The base
Term
What is the inferior end of the heart known as?
Definition
The apex
Term
Pericardium
Definition
Double walled sack that encloses the heart
Term
The outer wall of pericardium
Definition
Pericardial sack (parietal pericardium)
Term
The inner wall of pericardium
Definition
Epicardium (visceral pericardium)
Term
To what is the pericardial sack anchored by ligaments to?
Definition
Diaphragm below and sternum anterior - more loosely anchored to fibrous connective tissue and mediastinal tissue posterior to the heart
Term
Pericardial Cavity
Definition
The space between parietal and visceral membranes
Term
What is contained in the pericardial cavity?
Definition
Pericardial fluid (about 5-30mL)
Term
From where is pericardial fluid exuded?
Definition
Serous pericardium
Term
Why is it important the pericardium isolates the heart from other organs?
Definition
It allows it room to beat
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