ScienceBiologyBio Ch42 Activities Quiz
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Bio Ch42 Activities Quiz

Rebekah Wood avatar Rebekah Wood
6 September 2022
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15 test answers

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question
The posterior inferior vena cava is indicated by the letter _____.
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C
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Arteries carry blood _____.
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away from the heart only
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Blood returns to the heart via the _____.
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pulmonary veins
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From the pulmonary veins, blood flows to the _____.
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left atrium
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From the anterior vena cava, blood flows to the _____.
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right atrium
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From the capillaries of the abdominal organs and hind limbs, blood flows to the _____.
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posterior vena cava
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Carbon dioxide enters the blood at the _____.
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capillaries of the head, forelimbs, abdominal organs, and hind limbs
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The _____ has(have) the thinnest walls.
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capillaries ( The thin walls of the capillaries facilitate gas exchange.)
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Blood pressure is highest in the _____.
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aorta
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Most gas exchange with blood vessels occurs across the walls of the structure indicated by the letter _____.
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E ( Gas exchange occurs across the walls of the alveoli.)
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Voice sounds are produced by the _____.
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larynx
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The primary functions of the _____ are to warm, filter, and humidify air.
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nasal cavity ( The functions of the nasal cavity are to warm, filter, and humidify air.)
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Most carbon dioxide is carried from the body tissues to the lungs _____.
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as bicarbonate ions (HCO3-)
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By picking up hydrogen ions, hemoglobin prevents the blood from becoming too _____.
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acidic
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In the blood most of the oxygen that will be used in cellular respiration is carried from the lungs to the body tissues _____.
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combined with hemoglobin