Muscular System Flashcards
which kind of muscles have to have nerves to contract
skeletal muscles
which cell has the stimulus
each cell needs its own stimulus
what is each cell covered by?
connective tissue
what is the aponeuroses
a band of fasica, found on flat muscle. ex: epicranius
what is a tendon
its an extension of fascia, attaching bone to muscle
what is a epimysium
its located under the fascia and it covers the muscle but doesn’t extend past the muscle
what is the perimysium
covers each individual cell
where is the endomysium found
the surface of every cell
what is a fascicle made of and what is it covered by
it is made of muscle cells and covered by the perimysium
which is larger; a filament or a myofibril
myofibril
how many myofibrils is one cell made of
thousands
what is a sacrolemma
a term for cell membrane of a skeletal cell
whats the smallest unit of contraction
sacromere
does each cell have one nucleus
each cell has more than one nucleus
what is a striation
characteristic of skeletal and cardiac muscles; it is an arrangement of filaments
what is a fascicle
a collection of cells