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ilene13

  • 3 years ago

Which labeled structure in Figure 31–2 produces pressure waves in the cochlea? A. structure A B. structure B C. structure C D. structure D

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  1. ilene13
    • 3 years ago
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  2. ilene13
    • 3 years ago
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    i think it might be A.. but no idea really...

  3. ilene13
    • 3 years ago
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    @phi

  4. aaronq
    • 3 years ago
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    A) stapes

  5. ilene13
    • 3 years ago
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    stapes?

  6. aaronq
    • 3 years ago
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    yes

  7. ilene13
    • 3 years ago
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    i mean like what is that?

  8. aaronq
    • 3 years ago
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    one of the 3 ossicles in the ear that produces pressure waves in the cochlea

  9. ilene13
    • 3 years ago
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    sounds good :) thanks:) could you help me with another one?

  10. ilene13
    • 3 years ago
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    Which of the following correctly matches a phase of the digestive process with its description? A. absorption; the physical and chemical breakdown of food into small molecules. B. ingestion; the process of getting food into the opening of the digestive tract. C. elimination; the movement of small molecules from the digestive tract into the blood. D. Digestion; undigested materials pass out of the body.

  11. ilene13
    • 3 years ago
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    i think its B

  12. aaronq
    • 3 years ago
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    well think about the meaning of the words and the description yep it's B, but think about why haha

  13. ilene13
    • 3 years ago
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    i just used elimination :]

  14. aaronq
    • 3 years ago
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    hahahaha nice :)

  15. aaronq
    • 3 years ago
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    hope you're getting enough finer

  16. aaronq
    • 3 years ago
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    fiber**

  17. ilene13
    • 3 years ago
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    yeah:) haha

  18. ilene13
    • 3 years ago
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    What happens when ATP supplies energy for thin filaments in a muscle fiber to slide over the thick filaments? A. The muscle contracts. B. The muscle relaxes. C. The muscle both contracts and relaxes. D. The muscle neither contracts nor relaxes. A right?

  19. ilene13
    • 3 years ago
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    its not C and i dont think B so it was either none or A

  20. ilene13
    • 3 years ago
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    none meaning D

  21. ilene13
    • 3 years ago
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    but i think A

  22. aaronq
    • 3 years ago
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    um i think ATP hydrolysis makes the muscle contract or relax .. so it's A or B

  23. ilene13
    • 3 years ago
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    wait then so could it be C because it can make either ?

  24. aaronq
    • 3 years ago
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    no the muscle can't do both at the same time haha um i think when ATP binds the muscle relaxes, and when ATP is hydrolyzed it contracts

  25. aaronq
    • 3 years ago
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    so A

  26. ilene13
    • 3 years ago
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    oh okay makes sense thanks:)

  27. JTfan2000
    • one year ago
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    B - muscle relaxes

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