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Lesson Fifteen Factors That Affect Heart Rate

Lesson Fifteen Factors That Affect Heart Rate. Objectives. Measure resting heart rate by feeling the pulse Determine the effect of exercise and weight on heart rate. Bellwork. Read Introduction and “Blue” reading on p 130-131 Define resting heart rate and pulse.

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Lesson Fifteen Factors That Affect Heart Rate

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  1. Lesson FifteenFactors That Affect Heart Rate Objectives • Measure resting heart rate by feeling the pulse • Determine the effect of exercise and weight on heart rate Bellwork Read Introduction and “Blue” reading on p 130-131 Define resting heart rate and pulse. (Solicit ideas about what might affect heart rate.)

  2. Getting Started (call on students to share answers) Measure your heart rate for 1 min. (Ask for answers) Is there a short cut to find “beats per minute” ? How could we find the average resting heart rate of the class? Question What affect does exercise/ weight have on heart rate? (pick one) Hypothesis If I ___________ then my heart rate will _______ because ________________ Gallon water containers (anything that add weight), stopwatch, rulers Materials

  3. Procedure Inquiry 15.1 p.133 (Can use student sheet 15.1, part1) Work as a group to design an experiment Design a data table Get it approved by the teacher (This could be day one)

  4. Results/data Complete your experiment and record in your data table Graph of group heart rates (use student sheet or graph paper) Complete Part 2 of SS 15.1 Conclusion Answer your question using your data and restate your hypothesis. Next question

  5. Homework Answer reflection questions 4-6 in SG p 133 ( you must go over class data to make sure both weight and exercise are discussed) Read - Blood: Life’s Liquid p 134 in SG (The only place parts of blood, blood types and lymphatic system are discussed. Consider a foldable or graphic organizer to get notes.) Extensions 1 (animal rates) & 4 (hemophilia) Research blood diseases and conditions Blood types Other homework ideas

  6. Vocabulary Resting heart rate Pulse Red blood cells Platelets White blood cells Plasma (Pass out study guide for the written assessment which occurs as part of lesson 17. The study guide is student sheet 16.1 on p 189 of the TM.

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