associated bodywork & massage professionals cardiovascular system anatomy and physiology flash...
TRANSCRIPT
Associated Bodywork & Massage Professionals
Cardiovascular System
Anatomy and Physiology Flash Cards
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Directions
• The first slide asks a question.
• The second slide answers the question.
• Use these slides like flash cards to test your core knowledge.
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Answer
In the mediastinum of the thoracic cavity between the lungs.
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Answer
The heart lies left of the midline; 2/3 on the left,1/3 on the right
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Answer
It weighs approximately one pound and is about the size of a closed fist.
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Question
What is the lower blunt point of the heart called?
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Question
The heart is contained in a two-layer sac. Please name and describe each layer.
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Answer
1.Pericardium—the inside layer is called visceral pericardium (aka epicardium) and covers the heart like an apple skin.
2.The outside layer is the parietal pericardium and is a loose fitting sac.
3.There is a thin layer of pericardial fluid in between the two, allowing free movement.
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Question
Name the four (4) valves in the heart that prevent the backflow of blood.
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Answer
Two AV or atrioventricular valves located between the atria and the ventricles. The right is called the tricuspid valve; the left is called the bicuspid or mitral valve.
Two SL or semilunar valves located between the two ventricular chambers and the large arteries that carry the blood away from the heart. The right is the pulmonary semilunar valve; the left is the aortic semilunar valve.
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Question
The two upper chambers of the heart are called ______.
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Question
There are two distinct sounds in every heart beat—lub-dup. What is happening during the first sound, lub?
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Answer
Closing of the AV valves during contraction of the ventricles.
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Question
When measuring blood pressure, we hear sounds for diastole and systole. Please indicate which is the top number and which is the bottom number.
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Answer
Systole is the top number.
Diastole is the bottom number.
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Question
The second sound heard, the dup, is when the SL valves close and the ventricles are in ______.
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Question
In systemic circulation, describe the route of the blood to the body from the left ventricle of the heart.
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Answer
LV > AORTA > ARTERIES >ARTERIOLES >CAPILLARIES > VENULES > VEINS > S & I VENA CAVA >RA
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Question
In what direction do veins and arteries carry blood?
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Answer
Veins toward the heart.
Arteries away from the heart.
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Question
Name the three layers of the artery and vein from innermost to outermost.
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Answer
1. Tunica intima
2. Tunica media
3. Tunica aventitia
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Question
What is the instrument used to read blood pressure?
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Answer
1. Temporal2. Facial3. Carotid4. Axillary5. Brachial6. Radial7. Femoral8. Popliteal9. Dorsalis pedis
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Answer
The volume of blood ejected from the ventricles during each beat.
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Answer
The electrical connectors between cardiac muscle cells.