The diagram shows Tasha's arm as she bends her am to pull back her tennis rackel.Contracted muscleWhen Tasha straightens her am to hit the tennis ball, what happens to the musces in her arm?A. The top muscle contracts, and the lower muscle relaxes.B. The top muscle relaxes, and the lower muscle contracts.OC. The top muscle contracts, and the lower muscle contracts.O D. The top muscle relaxes, and the lower muscle relaxes.O O 0 0

Ans: The tension generated in the muscle causes them to contract and lowering the tension leads to…

The diagram shows Tasha's arm as she bends her am to pull back her tennis rackel Contracted muscle When Tasha straightens her am to hit the tennis ball, what happens to the musces In her arm" O A. The top muscle contracts, and the lower muscle relaxes. O B. The top muscle relaxes, and the lower muscle contracts. C. The top muscle contracts, and the lower muscle contracts. O D. The top muscle relaxes, and the lower muscle relaxes.

The diagram shows Tasha's arm as she bends her am to pull back her tennis rackel Contracted muscle When Tasha straightens her am to hit the tennis ball, what happens to the musces In her arm" O A. The top muscle contracts, and the lower muscle relaxes. O B. The top muscle relaxes, and the lower muscle contracts. C. The top muscle contracts, and the lower muscle contracts. O D. The top muscle relaxes, and the lower muscle relaxes.

BIOLOGY:CONCEPTS+APPL.(LOOSELEAF)

10th Edition

ISBN:9781305967359

Author:STARR

Publisher:STARR

Chapter32: Structural Support And Movement

Section: Chapter Questions

Problem 12SA

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