Bio 252 laboratory report - Study guides, Class notes & Summaries

BIO 252 LABORATORY REPORT Activity 3: Recruitment and Contractions Name: Instructor: Date: PREDICTIONS 1. When the arm goes from resting to flexing, the amplitude and frequency of sEMG spikes will: increase 2. During flexion, the amplitude and frequency of sEMG spikes will _be more_ during extension. 3. Recruitment of motor units will be greatest when the load is: 20 MATERIALS AND METHODS Comparison of motor unit activation during muscle tone and concentric and ecc...