Contractile Made of contractile proteins Cells are called fibers Skeletal Muscle 40 of body weight Under voluntary control attached to skeleton Striated or banded appear ance Cells have multiple nuclei ID: 779760
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Slide1
MUSCLE TISSUE
Slide2Muscle Tissue Characteristics
Contractile
Made of contractile proteins
Cells are called fibers
Slide3Skeletal Muscle
40% of body weight
Under voluntary control; attached to skeleton
Striated, or banded, appear
ance
Cells have multiple nuclei
Slide4Smooth Muscle Characteristics
Not under voluntary control
Found in walls of hollow organs, skin, and eyes
Tapered and have no striations
Slide5Cardiac Muscle Characteristics
Muscle of the heart
It is not under voluntary control
Striated
Connected to each other via intercalated discs
Slide6Compare the muscles:
Slide7Slide8Slide9Check 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
Slide10More 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