| Activity #5 Leverage and Movement (pg. 624 Lab Manual) picture FLE Representation Example/ Object Scissors class 1 class 2 class 3 B. Analysis of simple movements Activity #6 Muscle Contraction (pg. 550 text) A. The thing that causes a muscle to contract in the 1st place is a ____________ impulse. B. What chemical compound is released by the end of the motor neurons when the nerve impulse reaches the muscle? C. Acetylcholine (ACh) causes what kind of ions to be released by the end of the motor neurons when the nerve impulse reaches the muscle? D. Please take a look on pg. 548 text. Read the section on skeletal Muscle Structure and function. Activity #7 Musculoskeletal System Video Notes (26 minutes) there are 9 questions for you to answer. |