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19 Cards in this Set
- Front
- Back
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blood travels through a system of ............. and .........
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arteries and veins
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which ventricle pumps blood through the pulmonary trunk and into the lungs
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right ventricle
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which ventricle pumps blood through the aorta and into the systemic arteries
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left ventricle
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actual contraction of heart chambers
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systole
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relaxation of heart chambers
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duastike
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this is determined via the measuremenet of time between contraction and relaxation of the heart chambers
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blood pressure
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chambers or cavities to which are connected several chambers or passageways
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atria
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In a normal heartbeat, the atria contract at the same time that the ventricles relax; this is called...
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sinus rhythm
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when heart is at rest, it pumps how many gals per minute
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1 gal per minute
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at activity, the heart pumps how many gals per minute
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5 gals per minute
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how many cells are there is a human body
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60,000.000.000.000
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heart size =
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clenched fist
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heart weighs =
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250-300 grams
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the delivery of the blood with its vital nutrients to every cell of the body is the heart's ..........function
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primary
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transport blood away from heart
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arteries
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transport blood towards the heart
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veins
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very small (minute, even) vessels that connect arterioles and venules
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capillaries
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minute arterial branches
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arterioles
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small vessels that form veins
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venules
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