understanding the human body: muscles

Question 1

cardiac muscles

Answer 1

covers walls of heart
fiber|striated, branched, and uninucleate
involuntary

Question 2

skeletal muscles

Answer 2

usually attached to skeleton
fibers|striated, tubular, multi-nucleated
voluntary

Question 3

smooth muscles

Answer 3

covers walls of internal organs
fibers | non striated, spindle shaped, uninucleate
involuntary

Question 4

parallel fiber arrangements

Answer 4

produce greater range of movement