10 Questions
What is the smallest functional unit of a muscle fiber?
Sarcomere
Which protein binds to calcium to unlock the active sites on actin during muscle contraction?
Tropomyosin
What is the elastic protein that helps keep thin and thick filaments aligned?
Titin
Which area of the sarcomere contains only thin filaments?
I Band
Where does the overlap between thin and thick filaments occur in a sarcomere?
Zone of overlap
What is the function of the epimysium?
It surrounds the entire muscle and separates it from other tissues
What is the primary role of satellite cells in muscle tissue?
To repair damaged muscle tissue
Which structure is responsible for conducting electrical impulses into the muscle fibers?
Transverse tubules
Which of the following is NOT a function of muscle tissue?
Regulating blood pressure
What is the function of tendons in muscle tissue?
To connect muscles to bones
Test your knowledge on the structure and function of muscle tissue including the epimysium, perimysium, endomysium, muscle fibers, capillaries, and satellite nerves. Explore how the neuromuscular system operates in muscle movement and repair.
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