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How body systems work together

This classroom material guides 11th-grade students through how body systems interact during exercise, using case scenarios, matching exercises, and sequencing questions to understand responses like respiratory and circulatory collaboration, homeostasis maintenance, and reaction to increased carbon dioxide.

By Edform · Biology · Grade 11 · Published Oct 15, 2026 · New

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Questions

  1. Which statement best explains how the respiratory and circulatory systems work together during exercise?
  2. Which of the following changes occur in the body to maintain homeostasis during intense physical activity? Select all that apply.
  3. Put the following steps in order to show how the body responds to increased carbon dioxide during exercise.
  4. Match each body system with its main role in maintaining homeostasis during exercise.
  5. Fill in the blanks: During exercise, the _ system sends quick signals to increase heart rate, while the _ system releases hormones to adjust metabolism.
  6. Choose the correct term for each blank: The _ in the brain detects changes in body temperature and signals the _ to help cool the body.
  7. Sort each response as controlled mainly by the nervous system or the endocrine system.
  8. Decide if each statement about homeostasis is true or false.
  9. Name the hormone released by the adrenal glands that increases heart rate and energy during exercise. (Accept all correct spellings.)
  10. If a person's resting heart rate is 70 beats per minute and it rises to 140 beats per minute during exercise, by what percentage did their heart rate increase?

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