Types of muscle Flashcards
Attached to bones or skin
skeletal
located on walls of hollow organs
smooth
Contains only endomysium
Smooth
Single, long, multinucleate cells with striations
Skeletal
Contains myofibrils
Skeletal
Branching chains of cells, striations, uni or binucleated
cardiac
Located on walls of the heart
Cardiac
Contains SR
Skeletal
Contains epimysium, perimysium and endomysium
Skeletal
Contains no t tubules
smooth
Have myofibrils at irregular thickness
cardiac
Cells are single fusiform, uninucleated with no striations
smooth
Contain some SR
cardiac
Has neuromuscular junction
Skeletal
Nervous system regulation: excitation or inhibition
cardiac
Contains endomysium attached to fibrous skeleton of heart
cardiac
Do not have myofibrils but have actin and myosin
smooth
Contain some SR
Smooth
Slow to fast twitch
Skeletal
Ca regulation by troponin on actin-containing filaments
Skeletal
Excitation or inhibition
Cardiac
No neuromuscular junction
Cardiac
Very slow twitch
smooth
Calmodulin in cytosol
Smooth
T tubues at z disc
cardiac
Slow twitch
cardiac
excitation or inhibition
smooth
Troponin on actin-containing filaments
skeletal
t tubules at A-I junction
skeletal
