I am not sure if the ones that I did answer were correct and wanted 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 like structures known as _____________________
5. Connective tissue that wraps around multiple muscle fibers is known as _________________________ producing a structure known as ____________________________.
6. Connective tissue that wraps around individual muscle fibers is known 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 is responsible for storage of calcium.