The myofibrils are composed of actin and myosin filaments, repeated in units called sarcomeres, the basic functional units of the muscle fiber. The sarcomere is responsible for the striated appearance of skeletal muscle, and forms the basic machinery necessary for muscle contraction.t is one of three major muscle types, the others being cardiac muscle and smooth muscle. Most skeletal muscles are attached to bones by bundles of collagen fibers known as tendons. Skeletal muscle is made up of individual muscle cells or myocytes, known as muscle fibers.
Salary Between $55,000 and $60,000. The average salary for a closed caption television specialist was $58,000 as of 2014, according to the job site Indeed. The minimum educational requirement for this job is a certificate or associate degree in broadcast captioning or court reporting.
Closed captions are a text version of the spoken part of a television, movie, or computer presentation. Closed captions are a text version of the spoken part of a television, movie, or computer presentation. Closed captioning was developed to aid hearing-impaired people, but it's useful for a variety of situations.