NEETZoologyLocomotion and Movement
What is the nature of muscle fibers in the sarcoplasm?
Options
- AOrganised
- BStriated
- CSyncitium
- DInvoluntary
Correct answer
C. Syncitium
Step-by-step solution
.Skeletal muscles are known as voluntary muscles because their activities are under the voluntary control of the nervous system. Muscle fiber is a syncitium as the sarcoplasm contains many nuclei. The striated appearance of myofibrils is due to the distribution pattern of two important proteins - Actin and Myosin. The light bands contain actin and the dark bands contain myosin. The striated appearance of myofibrils is due to the distribution pattern of two important proteins - Actin and Myosin. The light bands cont