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Chapter 28: 11-21

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Biology Homework Chapter 28: The Brain


Reading Preparation

Textbook assignment: Chapter 28: The Nervous System, sections 10 - 20.

Study Points

Web Lecture

Read the following weblecture before chat: The Human Brain.

Take notes on any questions you have, and be prepared to discuss the lecture in chat.

Study Activity

Perform the study activity below:

Use the Neural Control of Walking and Running click-and-learn to explore the brain controls muscle activity.

  • Click on the "Start Click and Learn" link. This activity has 16 slides, some of which have short animations.
  • How can movement data be collected for analysis? What kinds of information are monitored?
  • What is a gait?
  • What is "alternation of movement"? What is "co-activation"?
  • How do spinal interneuron circuits control movement on different sides of the body?
  • What happens if gene expression is suppressed so that excitatory interneurons can send signals across the body midline?
  • What are some of the practical applications of modifying or imitating interneuron circuits?

Chat Preparation Activities

Chapter Quiz

Lab Work

Read through the lab for this week; bring questions to chat on any aspect of the lab, whether you intend not perform it or not. If you decide to perform the lab, be sure to submit your report by the posted due date.