myofibril
The endomysium is the correct answer.Endomysium is the name of the fine connective tissue sheath that surrounds each individual muscle fiber.
Sacromere
Sarcomere
A single muscle cell is called a muscle fiber.
Each muscle fiber is also called a myofiber.
Myofibril
make more muscle fiber
The smaller fiber in a muscle fiber is called a myofibril. A band of tissue that connects bone to bone is called a ligament.
a muscle fiber
muscle fiber
The sacromere with the proteins actin and myosin allow the muscle cell (fiber) to contract.
This question is confusing. Are you asking if you see only a relaxed muscle fiber in EMs? Yes, you would only see that, not a contracted muscle fiber. The preparation could only be of a relaxed fiber.