The Cardiovascular and Respiratory Systems – Flashcards
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The right ventricle transports oxygenated blood to the lungs.
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F
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What percentage of blood is made up of plasma?
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55%
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What function do capillaries serve in the cardiovascular system?
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help control body temperature
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Air is warmed and moisten as it moves through both the mouth and nasal passages.
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T
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Each lung is fed oxygen by a separate bronchus.
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T
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All cardiovascular diseases are caused by poor lifestyle choices.
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F
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Once entering the nose, air moves through both the pharynx and larynx.
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T
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In the human body, the larynx is attached to the trachea.
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T
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Nutrients and waste both enter and leave cells through a process called
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diffusion
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The aorta pumps blood out of the heart to the rest of the body.
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T
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Both the heart and arteries contract to pump blood throughout the body.
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T
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Arteries carry oxygen-rich blood to capillaries.
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T
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Plasma prevents the loss of blood by causing clotting.
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F
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How many chambers does the heart contain?
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4
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The human cardiovascular system is considered closed because ______.
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there are no holes for blood to enter or leave the system
