What is the definition of H Band?
H-Band: Refers to the central zone of a sarcomere that looks lighter under a microscope. This area of the sarcomere is a lighter portion of the A-band where there is no overlap between the thinner filaments (actin), and the thicker filaments (myosin).
- Example...
Become a member for unlimited access to certifications, courses, and videos.
Related Terms
- Sarcomere
- Actin
- Myosin
- Muscle contraction
- A-Band
- Cross-bridging
Synonyms
- H zone
- Bare zone
- Light zone
Related Courses
- Muscle Cell Structure and Function
- Muscle Fiber Types
- Muscle Fiber Dysfunction and Trigger Points