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I am not sure if the ones that I did answer were correct andwanted to make sure.

Answer the following questions about the anatomy of muscle:

1. Combination of myofilaments lead to formation of______________________
2. Myosin is the make-up of the ______thick______________filament, while actin protein is the make-up of_______thin_____________ filament  
3. Plasma membrane of muscles are known as______sarcolemma_____________________
4. Sarcolemma dips down into the cell to produce tube likestructures known as _____________________
5. Connective tissue that wraps around multiple muscle fibers isknown as _________________________ producing a structure known as____________________________.
6. Connective tissue that wraps around individual muscle fibers isknown as __________________________.
7. Myofibrils are combined together to form________________________
8. Endoplasmic reticulum in muscle fibers is known as___________________________
9. Two types of myofilaments are:
   1. __Thick_________ filament which is made up of________myosin_______ protein
   2. ____Thin_______ filament which is made up of ___actin,tropomyosin, and & troponin_____ protein
10. Myosin + actin filaments are combined to form_________________________
11. Vertical division of myofibrils are called___Z-line__________________
12. Contractile portion of muscle fibers is called_____sarcomere________.
13. _Sarcoplasmic reticulum______ structure of muscle fiber isresponsible for storage of calcium.