Which of these occurs last during a muscle contraction?
A. The nerve signal reaches the neuromuscular junction
B. Ach is released and opens Na ion channels
C. The sarcomere shortens
D. The myosin binds to the actin
Topics:Receptors Tissues Vocabulary Bacteria and Protist Review Microorganism - Diseases Enzyme BMI (Body Mass Index) Defining Health and Wellness Disease & Immunity Cells, Tissues and Organs Male Reproductive System Body Systems Physical Regulating the Cell Cycle Polio First Aid Check up
Other quiz: Food for Thought
How many servings is needed for the Vegetable Group?
E. Use Sparingly