Biceps Brachii and Triceps Brachii 15Describe the muscle feature that is being

Biceps brachii and triceps brachii 15describe the

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Biceps Brachii and Triceps Brachii 15.Describe the muscle feature that is being used in each naming scenario. For example, you have probably figured out that trapezius and rhomboids are namedfor their shapes. The trapezius muscle is shaped like a trapezoid and the rhomboids are shaped like rhombuses. See if you can find a pattern in the remaining pairs.
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16.Discuss your findings with the class. Work together to create a list of muscle features used in naming. Report your findings in your laboratory journal. 17.Answer the remaining conclusion questions. Conclusion 1 Describe the differences you see in the three types of muscle tissues. 2 What does it mean when we say a muscle contracts involuntarily? Describe one body function that is linked to an involuntary muscle contraction. 3 Describe how the structural makeup of a muscle contributes to the muscle’s ability to do its job. 4 Using your knowledge of tissues, what type of tissue do you think makes up the three layers of membrane you encountered in your muscle? © 2014 Project Lead The Way, Inc. Human Body Systems Activity 4.2.1 Muscle Rules – Page 4
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5 Explain how you know which attachment of a muscle is the origin and which attachment is the insertion. 18.Your mom comes back from the doctor and says she has pulled her tibialis anterior. She knows you are taking Human Body Systems and asks you to tell her about her injury. Based on the classroom discussion, what can you deduce about this muscle? 19.When you are cold, your muscles begin to contract involuntarily and cause you to shiver. Why do you think this occurs? How does the contraction of muscles help the body maintain homeostasis? © 2014 Project Lead The Way, Inc. Human Body Systems Activity 4.2.1 Muscle Rules – Page 5
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