Survey
* Your assessment is very important for improving the workof artificial intelligence, which forms the content of this project
* Your assessment is very important for improving the workof artificial intelligence, which forms the content of this project
MUSCLE TISSUE Muscle Tissue Characteristics • Contractile • Made of contractile proteins • Cells are called fibers Skeletal Muscle • 40% of body weight • Under voluntary control; attached to skeleton • Striated, or banded, appearance • Cells have multiple nuclei Smooth Muscle Characteristics • Not under voluntary control • Found in walls of hollow organs, skin, and eyes • Tapered and have no striations Cardiac Muscle Characteristics • • • • Muscle of the heart It is not under voluntary control Striated Connected to each other via intercalated discs Compare the muscles: Check Your Knowledge • • • • • • What are muscle cells made of? PROTEIN What are muscle cells called? FIBERS What are three types of muscles? SKELETAL, SMOOTH, AND CARDIAC More Muscle Questions… • Which 2 types of muscle are involuntary? • SMOOTH AND CARDIAC • Which muscle type can be controlled consciously? • SKELETAL • Which muscle type/s have striations? • SKELETAL AND CARDIAC