Human Body Systems
an hour ago
jeff_94520
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10 QuestionsShow answers
  • Question 1
    30 seconds
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    Q. Which system pumps blood through your body?
    answer choices
    circulatory
    digestive
    respiratory
    muscular
  • Question 2
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    Q. What important substance is replenished as blood flows through the heart?
    answer choices
    iron
    nitrogen
    water
    oxygen
  • Question 3
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    Q. As you exercise, your circulatory system works with which other system to take in oxygen?
    answer choices
    muscular
    digestive
    respiratory
    endocrine
  • Question 4
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    Q. Where does digestion start?
    answer choices
    mouth
    throat
    stomach
    intestines
  • Question 5
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    Q. Which part of your digestive system absorbs nutrients into your bloodstream?
    answer choices
    stomach
    intestine
    mouth
    bladder
  • Question 6
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    Q. What happens to what's left of our food after it goes through the intestines?
    answer choices
    goes back to the stomach
    absorbed into blood
    becomes stomach acid
    disposed of in the bathroom
  • Question 7
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    Q. As your body works harder, what happens to your HEART rate?
    answer choices
    increases
    decreases
    stays the same
    beats backwards
  • Question 8
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    Q. If you take a rest after running a mile, what happens to your BREATHING rate?
    answer choices
    increases
    decreases
    stays the same
    none of these
  • Question 9
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    Q. Your lungs are part of which body system?
    answer choices
    circulatory
    respiratory
    digestive
    muscular
  • Question 10
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    Q. When Dr. Jeff bends his arms to lift this weight, what is happening to his bicep muscle?
    answer choices
    it is contracting
    it is relaxing
    it is twisting up
    it gets longer
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