muscle fibers Flashcards
1
Q
sarcolemma
A
the plasma membrane of a muscle fiber
2
Q
sarcoplasm
A
the cytoplasm of a muscle fiber
3
Q
myofibrils
A
long protein cords that occupy the sarcoplasm
4
Q
glycogen
A
starch like carbohydrates that provides energy for the cell during heightened levels of exercise
5
Q
myoglobin
A
red oxygen-binding pigment which provides some of the oxygen needed for muscular activity
