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Worksheetsmuscles
Total questions: 10
Worksheet time: 4mins
muscles are............
soft tissue in most plants
soft tissue in most animals
hard tissue in most plants
hard tissue in most animals
what are the types of muscles
meristematic
cardiac
skeletal
hard dermal
smooth
muscles` main job is helping bones
TRUE
FALSE
the ....... tissue is only found in one organ and helps in pumping blood
cardiac
smooth
dermal
heart tissue
how does the skeletal muscle tissue work, explain
they work in pairs, one contracts while the other relaxes
each muscle work individually, contracting and relaxing whenever it can
they work in pairs, relaxing and contracting at the same time
they dont work
name the muscle tissue that works involuntary
(a)
which one is wrong
cardiac tissue -----> heart
smooth tissue --------> blood vessels and triceps
skeletal tissue --------> biceps
none is wrong
how does the sliding filament theory work
thick and thin filaments slide over each other leading to a contract of muscles
contracting muscles lead to thick and thin filaments sliding over each other
contracting muscles lead to relaxing in the filaments
changing appearance of cell leads to sliding of thick and thin filaments over each other
what are myosin and actin filaments
myosin is the thin and actin is the thick filaments
myosin is the thick and actin is the thin filaments
both are thick filaments
both are thin filaments
what are myofibrils
1000s of fibers
1000s of tissues
1000s of muscles
1000s of cells
